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<!-- Generated by CompSci Transform (tm) - http://www.compsciresources.com -->
<!-- Created: Thu Oct 03 21:17:22 UTC 2024 -->
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  <labelLink xlink:role="http://www.xbrl.org/2003/role/link" xlink:type="extended">
    <loc xlink:type="locator" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xml:lang="en-US">Cash and cash equivalents</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:to="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_Assets" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Assets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_Assets_lbl" xml:lang="en-US">Total assets</label>
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    <loc xlink:type="locator" xlink:label="us-gaap_Deposits" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Deposits"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_Deposits_lbl" xml:lang="en-US">Deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Deposits" xlink:to="us-gaap_Deposits_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_Deposits_lbl0" xml:lang="en-US">Deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Deposits" xlink:to="us-gaap_Deposits_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_Deposits_lbl1" xml:lang="en-US">Total deposits</label>
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    <loc xlink:type="locator" xlink:label="us-gaap_Liabilities" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Liabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_Liabilities_lbl" xml:lang="en-US">Total liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Liabilities" xlink:to="us-gaap_Liabilities_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StockholdersEquity" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StockholdersEquity"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_StockholdersEquity_lbl" xml:lang="en-US">Total shareholders&#8217; equity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquity" xlink:to="us-gaap_StockholdersEquity_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_StockholdersEquity_lbl0" xml:lang="en-US">Balance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquity" xlink:to="us-gaap_StockholdersEquity_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_StockholdersEquity_lbl1" xml:lang="en-US">Balance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquity" xlink:to="us-gaap_StockholdersEquity_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockholdersEquity_lbl2" xml:lang="en-US">Shareholders&#8217; equity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquity" xlink:to="us-gaap_StockholdersEquity_lbl2"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xml:lang="en-US">Total liabilities and shareholders&#8217; equity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAndStockholdersEquity" xlink:to="us-gaap_LiabilitiesAndStockholdersEquity_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_InterestIncomeOperating" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InterestIncomeOperating"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_InterestIncomeOperating_lbl" xml:lang="en-US">Total interest income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestIncomeOperating" xlink:to="us-gaap_InterestIncomeOperating_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestIncomeOperating_lbl0" xml:lang="en-US">Interest income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestIncomeOperating" xlink:to="us-gaap_InterestIncomeOperating_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_InterestExpenseOperating" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InterestExpenseOperating"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_InterestExpenseOperating_lbl" xml:lang="en-US">Total interest expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestExpenseOperating" xlink:to="us-gaap_InterestExpenseOperating_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_InterestIncomeExpenseNet" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InterestIncomeExpenseNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_InterestIncomeExpenseNet_lbl" xml:lang="en-US">Net interest income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestIncomeExpenseNet" xlink:to="us-gaap_InterestIncomeExpenseNet_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss_lbl" xml:lang="en-US">Net interest income after provision for loan losses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss" xlink:to="us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NoninterestIncome" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NoninterestIncome"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NoninterestIncome_lbl" xml:lang="en-US">Total non-interest income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NoninterestIncome" xlink:to="us-gaap_NoninterestIncome_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NoninterestIncome_lbl0" xml:lang="en-US">Non-interest income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NoninterestIncome" xlink:to="us-gaap_NoninterestIncome_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NoninterestExpense" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NoninterestExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NoninterestExpense_lbl" xml:lang="en-US">Total non-interest expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NoninterestExpense" xlink:to="us-gaap_NoninterestExpense_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NoninterestExpense_lbl0" xml:lang="en-US">Non-interest expenses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NoninterestExpense" xlink:to="us-gaap_NoninterestExpense_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NetIncomeLoss" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetIncomeLoss"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetIncomeLoss_lbl" xml:lang="en-US">NET INCOME (LOSS)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLoss" xlink:to="us-gaap_NetIncomeLoss_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_NetIncomeLoss_lbl0" xml:lang="en-US">Net income (loss)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLoss" xlink:to="us-gaap_NetIncomeLoss_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="us-gaap_NetIncomeLoss_lbl1" xml:lang="en-US">Net loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLoss" xlink:to="us-gaap_NetIncomeLoss_lbl1"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ComprehensiveIncomeNetOfTax" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_ComprehensiveIncomeNetOfTax_lbl" xml:lang="en-US">Comprehensive income (loss)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ComprehensiveIncomeNetOfTax" xlink:to="us-gaap_ComprehensiveIncomeNetOfTax_lbl"/>
    <loc xlink:type="locator" xlink:label="srt_RestatementAxis" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_RestatementAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_RestatementAxis_lbl" xml:lang="en-US">Revision of Prior Period [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_RestatementAxis" xlink:to="srt_RestatementAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StatementEquityComponentsAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementEquityComponentsAxis_lbl" xml:lang="en-US">Equity Components [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementEquityComponentsAxis" xlink:to="us-gaap_StatementEquityComponentsAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xml:lang="en-US">Net cash provided (used) by operating activities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xml:lang="en-US">Net cash used in investing activities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xml:lang="en-US">Net cash provided by financing activities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl0" xml:lang="en-US">Net cash used in financing activities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect_lbl" xml:lang="en-US">Net increase (decrease) in cash and cash equivalents</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect" xlink:to="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xml:lang="en-US">Beginning cash and cash equivalents</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:to="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl0" xml:lang="en-US">Ending cash and cash equivalents</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:to="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AccountingPoliciesAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccountingPoliciesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountingPoliciesAbstract_lbl" xml:lang="en-US">Summary of Significant Accounting Policies [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountingPoliciesAbstract" xlink:to="us-gaap_AccountingPoliciesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOPAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOPAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOPAbstract_lbl" xml:lang="en-US">Schedule of Contributed to Esop [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOPAbstract" xlink:to="us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOPAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOP" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOP"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOP_lbl" xml:lang="en-US">Total ESOP shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOP" xlink:to="us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOP_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOP_lbl0" xml:lang="en-US">Total shares surrendered plan (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOP" xlink:to="us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOP_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EarningsPerShareAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EarningsPerShareAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerShareAbstract_lbl" xml:lang="en-US">Schedule of Earnings Per Share [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareAbstract" xlink:to="us-gaap_EarningsPerShareAbstract_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EarningsPerShareAbstract_lbl0" xml:lang="en-US">EARNINGS (LOSS) PER SHARE</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareAbstract" xlink:to="us-gaap_EarningsPerShareAbstract_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FinancialInstrumentAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinancialInstrumentAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FinancialInstrumentAxis_lbl" xml:lang="en-US">Financial Instrument [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancialInstrumentAxis" xlink:to="us-gaap_FinancialInstrumentAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FairValueByMeasurementFrequencyAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueByMeasurementFrequencyAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueByMeasurementFrequencyAxis_lbl" xml:lang="en-US">Measurement Frequency [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueByMeasurementFrequencyAxis" xlink:to="us-gaap_FairValueByMeasurementFrequencyAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueByFairValueHierarchyLevelAxis_lbl" xml:lang="en-US">Fair Value Hierarchy and NAV [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:to="us-gaap_FairValueByFairValueHierarchyLevelAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RelatedPartyTransactionsAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RelatedPartyTransactionsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionsAbstract_lbl" xml:lang="en-US">Schedule of Loans Outstanding [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionsAbstract" xlink:to="us-gaap_RelatedPartyTransactionsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PrincipalAmountOutstandingOnLoansSecuritized" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PrincipalAmountOutstandingOnLoansSecuritized"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_PrincipalAmountOutstandingOnLoansSecuritized_lbl" xml:lang="en-US">Outstanding principal, beginning of year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PrincipalAmountOutstandingOnLoansSecuritized" xlink:to="us-gaap_PrincipalAmountOutstandingOnLoansSecuritized_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_PrincipalAmountOutstandingOnLoansSecuritized_lbl0" xml:lang="en-US">Outstanding principal, end of year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PrincipalAmountOutstandingOnLoansSecuritized" xlink:to="us-gaap_PrincipalAmountOutstandingOnLoansSecuritized_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DebtSecuritiesAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtSecuritiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtSecuritiesAbstract_lbl" xml:lang="en-US">Securities [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtSecuritiesAbstract" xlink:to="us-gaap_DebtSecuritiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FairValueByAssetClassAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueByAssetClassAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueByAssetClassAxis_lbl" xml:lang="en-US">Asset Class [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueByAssetClassAxis" xlink:to="us-gaap_FairValueByAssetClassAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LoansAndLeasesReceivableDisclosureAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LoansAndLeasesReceivableDisclosureAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LoansAndLeasesReceivableDisclosureAbstract_lbl" xml:lang="en-US">Loans [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoansAndLeasesReceivableDisclosureAbstract" xlink:to="us-gaap_LoansAndLeasesReceivableDisclosureAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FinancingReceivablePortfolioSegmentAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinancingReceivablePortfolioSegmentAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FinancingReceivablePortfolioSegmentAxis_lbl" xml:lang="en-US">Financing Receivable Portfolio Segment [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivablePortfolioSegmentAxis" xlink:to="us-gaap_FinancingReceivablePortfolioSegmentAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_lbl" xml:lang="en-US">Class of Financing Receivable [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis" xlink:to="us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_FinancingReceivableAllowanceForCreditLossAxis" xlink:href="kffb-20240630.xsd#kffb_FinancingReceivableAllowanceForCreditLossAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_FinancingReceivableAllowanceForCreditLossAxis_lbl" xml:lang="en-US">Financing Receivable, Allowance for Credit Loss [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FinancingReceivableAllowanceForCreditLossAxis" xlink:to="kffb_FinancingReceivableAllowanceForCreditLossAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ResidentialRealEstateFamilyAxis" xlink:href="kffb-20240630.xsd#kffb_ResidentialRealEstateFamilyAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ResidentialRealEstateFamilyAxis_lbl" xml:lang="en-US">Residential Real Estate Family [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ResidentialRealEstateFamilyAxis" xlink:to="kffb_ResidentialRealEstateFamilyAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CreditLossStatusAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CreditLossStatusAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CreditLossStatusAxis_lbl" xml:lang="en-US">Credit Loss Status [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CreditLossStatusAxis" xlink:to="us-gaap_CreditLossStatusAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CollateralAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CollateralAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CollateralAxis_lbl" xml:lang="en-US">Collateral Held [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CollateralAxis" xlink:to="us-gaap_CollateralAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FinancingReceivablesPeriodPastDueAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinancingReceivablesPeriodPastDueAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FinancingReceivablesPeriodPastDueAxis_lbl" xml:lang="en-US">Financial Asset, Aging [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivablesPeriodPastDueAxis" xlink:to="us-gaap_FinancingReceivablesPeriodPastDueAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_InternalCreditAssessmentAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InternalCreditAssessmentAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InternalCreditAssessmentAxis_lbl" xml:lang="en-US">Internal Credit Assessment [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InternalCreditAssessmentAxis" xlink:to="us-gaap_InternalCreditAssessmentAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ScheduleOfAccretableYieldOrIncomeExpectedToBeCollectedAbstract" xlink:href="kffb-20240630.xsd#kffb_ScheduleOfAccretableYieldOrIncomeExpectedToBeCollectedAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ScheduleOfAccretableYieldOrIncomeExpectedToBeCollectedAbstract_lbl" xml:lang="en-US">Schedule of Accretable Yield, or Income Expected to be Collected [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ScheduleOfAccretableYieldOrIncomeExpectedToBeCollectedAbstract" xlink:to="kffb_ScheduleOfAccretableYieldOrIncomeExpectedToBeCollectedAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_CertainLoanAcquiredInTransferAccretableYield" xlink:href="kffb-20240630.xsd#kffb_CertainLoanAcquiredInTransferAccretableYield"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="kffb_CertainLoanAcquiredInTransferAccretableYield_lbl" xml:lang="en-US">Balance at beginning of period</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CertainLoanAcquiredInTransferAccretableYield" xlink:to="kffb_CertainLoanAcquiredInTransferAccretableYield_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="kffb_CertainLoanAcquiredInTransferAccretableYield_lbl0" xml:lang="en-US">Balance at end of period</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CertainLoanAcquiredInTransferAccretableYield" xlink:to="kffb_CertainLoanAcquiredInTransferAccretableYield_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DisclosureTextBlockAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DisclosureTextBlockAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DisclosureTextBlockAbstract_lbl" xml:lang="en-US">Real Estate Owned [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DisclosureTextBlockAbstract" xlink:to="us-gaap_DisclosureTextBlockAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ScheduleOfRealEstateOwnedAbstract" xlink:href="kffb-20240630.xsd#kffb_ScheduleOfRealEstateOwnedAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ScheduleOfRealEstateOwnedAbstract_lbl" xml:lang="en-US">Schedule of Real Estate Owned [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ScheduleOfRealEstateOwnedAbstract" xlink:to="kffb_ScheduleOfRealEstateOwnedAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherRealEstate" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherRealEstate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_OtherRealEstate_lbl" xml:lang="en-US">Balance at beginning of year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherRealEstate" xlink:to="us-gaap_OtherRealEstate_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_OtherRealEstate_lbl0" xml:lang="en-US">Balance at end of year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherRealEstate" xlink:to="us-gaap_OtherRealEstate_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PropertyPlantAndEquipmentAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentAbstract_lbl" xml:lang="en-US">Premises and Equipment [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentAbstract" xlink:to="us-gaap_PropertyPlantAndEquipmentAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PropertyPlantAndEquipmentNetAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentNetAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentNetAbstract_lbl" xml:lang="en-US">Schedule of Premises and Equipment [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentNetAbstract" xlink:to="us-gaap_PropertyPlantAndEquipmentNetAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PropertyPlantAndEquipmentGross" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentGross"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl" xml:lang="en-US">Property and equipment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentGross" xlink:to="us-gaap_PropertyPlantAndEquipmentGross_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PropertyPlantAndEquipmentNet" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xml:lang="en-US">Balance at end of year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentNet" xlink:to="us-gaap_PropertyPlantAndEquipmentNet_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl0" xml:lang="en-US">Office premises and equipment - at depreciated cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentNet" xlink:to="us-gaap_PropertyPlantAndEquipmentNet_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_GoodwillLineItems" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_GoodwillLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GoodwillLineItems_lbl" xml:lang="en-US">Goodwill [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GoodwillLineItems" xlink:to="us-gaap_GoodwillLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DepositsAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DepositsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DepositsAbstract_lbl" xml:lang="en-US">Deposits [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DepositsAbstract" xlink:to="us-gaap_DepositsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DepositsByTypeAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DepositsByTypeAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DepositsByTypeAbstract_lbl" xml:lang="en-US">Schedule of Deposits [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DepositsByTypeAbstract" xlink:to="us-gaap_DepositsByTypeAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NoninterestBearingDepositLiabilitiesDomestic" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NoninterestBearingDepositLiabilitiesDomestic"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NoninterestBearingDepositLiabilitiesDomestic_lbl" xml:lang="en-US">Total demand, transaction and passbook deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NoninterestBearingDepositLiabilitiesDomestic" xlink:to="us-gaap_NoninterestBearingDepositLiabilitiesDomestic_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TimeDepositsByMaturityAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TimeDepositsByMaturityAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TimeDepositsByMaturityAbstract_lbl" xml:lang="en-US">Schedule of Maturities of Outstanding Certificates of Deposit [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TimeDepositsByMaturityAbstract" xlink:to="us-gaap_TimeDepositsByMaturityAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TimeDeposits" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TimeDeposits"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherCommitmentsAbstract_lbl" xml:lang="en-US">Loan Commitments [Abstract]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentAxis_lbl" xml:lang="en-US">Debt Instrument [Axis]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherCommitmentsAxis_lbl" xml:lang="en-US">Other Commitments [Axis]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityNoteAbstract_lbl" xml:lang="en-US">Stockholders&#8217; Equity and Regulatory Capital [Abstract]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FederalFundsSold_lbl" xml:lang="en-US">Fed funds sold</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FederalFundsSold" xlink:to="us-gaap_FederalFundsSold_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_InterestBearingDepositsInBanks" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InterestBearingDepositsInBanks"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestBearingDepositsInBanks_lbl" xml:lang="en-US">Interest-bearing demand deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestBearingDepositsInBanks" xlink:to="us-gaap_InterestBearingDepositsInBanks_lbl"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestBearingDepositsInBanks" xlink:to="us-gaap_InterestBearingDepositsInBanks_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtSecurities" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AvailableForSaleSecuritiesDebtSecurities" xlink:to="us-gaap_AvailableForSaleSecuritiesDebtSecurities_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtSecurities_lbl0" xml:lang="en-US">Available-for-sale Securities, Estimated fair value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AvailableForSaleSecuritiesDebtSecurities" xlink:to="us-gaap_AvailableForSaleSecuritiesDebtSecurities_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtSecurities_lbl1" xml:lang="en-US">Available-for-sale mortgage-backed securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AvailableForSaleSecuritiesDebtSecurities" xlink:to="us-gaap_AvailableForSaleSecuritiesDebtSecurities_lbl1"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract" xlink:to="kffb_UnlabeledAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_HeldToMaturitySecuritiesNoncurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_HeldToMaturitySecuritiesNoncurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_HeldToMaturitySecuritiesNoncurrent_lbl" xml:lang="en-US">Securities held-to-maturity, at amortized cost-approximate fair value of $203 and $259 at June 30, 2024 and 2023, respectively</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_HeldToMaturitySecuritiesFairValue_lbl" xml:lang="en-US">Securities held-to-maturity, fair value (in Dollars)</label>
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    <loc xlink:type="locator" xlink:label="us-gaap_AccountsReceivableNetNoncurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccountsReceivableNetNoncurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AccountsReceivableNetNoncurrent_lbl" xml:lang="en-US">Loans, net of allowance for credit losses of $2,127 and $1,634 at June 30, 2024 and 2023, respectively1</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsReceivableNetNoncurrent" xlink:to="us-gaap_AccountsReceivableNetNoncurrent_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AccountsReceivableNetNoncurrent_lbl0" xml:lang="en-US">Loans receivable - net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsReceivableNetNoncurrent" xlink:to="us-gaap_AccountsReceivableNetNoncurrent_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl" xml:lang="en-US">Loans, net of allowance for credit losses (in Dollars)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xlink:to="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RealEstateInvestments" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RealEstateInvestments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateInvestments_lbl" xml:lang="en-US">Real estate acquired through foreclosure</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateInvestments" xlink:to="us-gaap_RealEstateInvestments_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FederalHomeLoanBankStock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FederalHomeLoanBankStock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FederalHomeLoanBankStock_lbl" xml:lang="en-US">Federal Home Loan Bank stock - at cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FederalHomeLoanBankStock" xlink:to="us-gaap_FederalHomeLoanBankStock_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_FederalHomeLoanBankStock_lbl0" xml:lang="en-US">Federal Home Loan Bank stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FederalHomeLoanBankStock" xlink:to="us-gaap_FederalHomeLoanBankStock_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_InterestReceivable" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InterestReceivable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestReceivable_lbl" xml:lang="en-US">Accrued interest receivable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestReceivable" xlink:to="us-gaap_InterestReceivable_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_BankOwnedLifeInsurance" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_BankOwnedLifeInsurance"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BankOwnedLifeInsurance_lbl" xml:lang="en-US">Bank-owned life insurance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BankOwnedLifeInsurance" xlink:to="us-gaap_BankOwnedLifeInsurance_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_Goodwill" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Goodwill"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_Goodwill_lbl" xml:lang="en-US">Goodwill</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Goodwill" xlink:to="us-gaap_Goodwill_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PrepaidTaxes" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PrepaidTaxes"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PrepaidTaxes_lbl" xml:lang="en-US">Prepaid income taxes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PrepaidTaxes" xlink:to="us-gaap_PrepaidTaxes_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsNoncurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PrepaidExpenseAndOtherAssetsNoncurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsNoncurrent_lbl" xml:lang="en-US">Prepaid expenses and other assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PrepaidExpenseAndOtherAssetsNoncurrent" xlink:to="us-gaap_PrepaidExpenseAndOtherAssetsNoncurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xml:lang="en-US">LIABILITIES AND SHAREHOLDERS&#8217; EQUITY</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:to="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_Savings" xlink:href="kffb-20240630.xsd#kffb_Savings"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_Savings_lbl" xml:lang="en-US">Savings</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_Savings" xlink:to="kffb_Savings_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_CertificatesOfDeposit" xlink:href="kffb-20240630.xsd#kffb_CertificatesOfDeposit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_CertificatesOfDeposit_lbl" xml:lang="en-US">Certificates of deposit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CertificatesOfDeposit" xlink:to="kffb_CertificatesOfDeposit_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DemandDepositAccounts" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DemandDepositAccounts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DemandDepositAccounts_lbl" xml:lang="en-US">Demand deposit accounts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DemandDepositAccounts" xlink:to="us-gaap_DemandDepositAccounts_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FederalHomeLoanBankAdvancesLongTerm" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FederalHomeLoanBankAdvancesLongTerm"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FederalHomeLoanBankAdvancesLongTerm_lbl" xml:lang="en-US">Federal Home Loan Bank advances</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FederalHomeLoanBankAdvancesLongTerm" xlink:to="us-gaap_FederalHomeLoanBankAdvancesLongTerm_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AdvancePaymentsByBorrowersForTaxesAndInsurance" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AdvancePaymentsByBorrowersForTaxesAndInsurance"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AdvancePaymentsByBorrowersForTaxesAndInsurance_lbl" xml:lang="en-US">Advances by borrowers for taxes and insurance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdvancePaymentsByBorrowersForTaxesAndInsurance" xlink:to="us-gaap_AdvancePaymentsByBorrowersForTaxesAndInsurance_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_InterestPayableCurrentAndNoncurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InterestPayableCurrentAndNoncurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestPayableCurrentAndNoncurrent_lbl" xml:lang="en-US">Accrued interest payable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestPayableCurrentAndNoncurrent" xlink:to="us-gaap_InterestPayableCurrentAndNoncurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredIncomeTaxLiabilitiesNet" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredIncomeTaxLiabilitiesNet_lbl" xml:lang="en-US">Deferred income taxes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredIncomeTaxLiabilitiesNet" xlink:to="us-gaap_DeferredIncomeTaxLiabilitiesNet_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherLiabilities" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherLiabilities_lbl" xml:lang="en-US">Other liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherLiabilities" xlink:to="us-gaap_OtherLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract0" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract0_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract0" xlink:to="kffb_UnlabeledAbstract0_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StockholdersEquityAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StockholdersEquityAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xml:lang="en-US">Shareholders&#8217; equity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityAbstract" xlink:to="us-gaap_StockholdersEquityAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PreferredStockValue" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PreferredStockValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockValue_lbl" xml:lang="en-US">Preferred stock, 500,000 shares authorized, $.01 par value; no shares issued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockValue" xlink:to="us-gaap_PreferredStockValue_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PreferredStockParOrStatedValuePerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare_lbl" xml:lang="en-US">Preferred stock par value (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockParOrStatedValuePerShare" xlink:to="us-gaap_PreferredStockParOrStatedValuePerShare_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PreferredStockSharesAuthorized" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PreferredStockSharesAuthorized"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockSharesAuthorized_lbl" xml:lang="en-US">Preferred stock, shares authorized</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockSharesAuthorized" xlink:to="us-gaap_PreferredStockSharesAuthorized_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PreferredStockSharesIssued" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PreferredStockSharesIssued"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockSharesIssued_lbl" xml:lang="en-US">Preferred stock, shares issued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockSharesIssued" xlink:to="us-gaap_PreferredStockSharesIssued_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PreferredStockSharesOutstanding" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PreferredStockSharesOutstanding"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl" xml:lang="en-US">Preferred stock, shares outstanding</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockSharesOutstanding" xlink:to="us-gaap_PreferredStockSharesOutstanding_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CommonStockValue" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonStockValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockValue_lbl" xml:lang="en-US">Common stock, 20,000,000 shares authorized, $.01 par value; 8,596,064 shares issued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockValue" xlink:to="us-gaap_CommonStockValue_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonStockParOrStatedValuePerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xml:lang="en-US">Common stock par value (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockParOrStatedValuePerShare" xlink:to="us-gaap_CommonStockParOrStatedValuePerShare_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CommonStockSharesAuthorized" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonStockSharesAuthorized"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xml:lang="en-US">Common stock, shares authorized</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesAuthorized" xlink:to="us-gaap_CommonStockSharesAuthorized_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CommonStockSharesIssued" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonStockSharesIssued"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xml:lang="en-US">Common stock, shares issued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesIssued" xlink:to="us-gaap_CommonStockSharesIssued_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AdditionalPaidInCapital" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AdditionalPaidInCapital"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AdditionalPaidInCapital_lbl" xml:lang="en-US">Additional paid-in capital</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdditionalPaidInCapital" xlink:to="us-gaap_AdditionalPaidInCapital_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xml:lang="en-US">Retained earnings - restricted</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RetainedEarningsAccumulatedDeficit" xlink:to="us-gaap_RetainedEarningsAccumulatedDeficit_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract1" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract1_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract1" xlink:to="kffb_UnlabeledAbstract1_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TreasuryStockCommonShares" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TreasuryStockCommonShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TreasuryStockCommonShares_lbl" xml:lang="en-US">Treasury shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TreasuryStockCommonShares" xlink:to="us-gaap_TreasuryStockCommonShares_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xml:lang="en-US">Accumulated other comprehensive loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:to="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_InterestAndDividendIncomeOperatingAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InterestAndDividendIncomeOperatingAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestAndDividendIncomeOperatingAbstract_lbl" xml:lang="en-US">Interest income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestAndDividendIncomeOperatingAbstract" xlink:to="us-gaap_InterestAndDividendIncomeOperatingAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_InterestAndFeeIncomeLoansAndLeases" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InterestAndFeeIncomeLoansAndLeases"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestAndFeeIncomeLoansAndLeases_lbl" xml:lang="en-US">Loans, including fees</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestAndFeeIncomeLoansAndLeases" xlink:to="us-gaap_InterestAndFeeIncomeLoansAndLeases_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_InterestIncomeSecuritiesMortgageBacked" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InterestIncomeSecuritiesMortgageBacked"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestIncomeSecuritiesMortgageBacked_lbl" xml:lang="en-US">Mortgage-backed securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestIncomeSecuritiesMortgageBacked" xlink:to="us-gaap_InterestIncomeSecuritiesMortgageBacked_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_InterestIncomeOtherDomesticDeposits" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InterestIncomeOtherDomesticDeposits"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestIncomeOtherDomesticDeposits_lbl" xml:lang="en-US">Interest-bearing deposits and other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestIncomeOtherDomesticDeposits" xlink:to="us-gaap_InterestIncomeOtherDomesticDeposits_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract2" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract2"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract2_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract2" xlink:to="kffb_UnlabeledAbstract2_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_InterestExpenseAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InterestExpenseAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestExpenseAbstract_lbl" xml:lang="en-US">Interest expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestExpenseAbstract" xlink:to="us-gaap_InterestExpenseAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_InterestExpenseDeposits" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InterestExpenseDeposits"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestExpenseDeposits_lbl" xml:lang="en-US">Deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestExpenseDeposits" xlink:to="us-gaap_InterestExpenseDeposits_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_InterestExpenseBorrowings" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InterestExpenseBorrowings"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestExpenseBorrowings_lbl" xml:lang="en-US">Borrowings</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestExpenseBorrowings" xlink:to="us-gaap_InterestExpenseBorrowings_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ProvisionForOtherCreditLosses" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProvisionForOtherCreditLosses"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProvisionForOtherCreditLosses_lbl" xml:lang="en-US">Provision for credit losses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProvisionForOtherCreditLosses" xlink:to="us-gaap_ProvisionForOtherCreditLosses_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract3" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract3"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract3_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract3" xlink:to="kffb_UnlabeledAbstract3_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NoninterestIncomeAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NoninterestIncomeAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NoninterestIncomeAbstract_lbl" xml:lang="en-US">Non-interest income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NoninterestIncomeAbstract" xlink:to="us-gaap_NoninterestIncomeAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_BankOwnedLifeInsuranceIncome" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_BankOwnedLifeInsuranceIncome"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BankOwnedLifeInsuranceIncome_lbl" xml:lang="en-US">Earnings on bank-owned life insurance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BankOwnedLifeInsuranceIncome" xlink:to="us-gaap_BankOwnedLifeInsuranceIncome_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_BankOwnedLifeInsuranceIncome_lbl0" xml:lang="en-US">Earnings on bank-owned life insurance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BankOwnedLifeInsuranceIncome" xlink:to="us-gaap_BankOwnedLifeInsuranceIncome_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_GainLossOnSalesOfLoansNet" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_GainLossOnSalesOfLoansNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_GainLossOnSalesOfLoansNet_lbl" xml:lang="en-US">Net gains on sales of loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainLossOnSalesOfLoansNet" xlink:to="us-gaap_GainLossOnSalesOfLoansNet_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_GainLossOnSalesOfLoansNet_lbl0" xml:lang="en-US">Net gain on sale of loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainLossOnSalesOfLoansNet" xlink:to="us-gaap_GainLossOnSalesOfLoansNet_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_GainLossOnSaleOfPropertyPlantEquipment" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_GainLossOnSaleOfPropertyPlantEquipment"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_GainLossOnSaleOfPropertyPlantEquipment_lbl" xml:lang="en-US">Net gain on sale of property and equipment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainLossOnSaleOfPropertyPlantEquipment" xlink:to="us-gaap_GainLossOnSaleOfPropertyPlantEquipment_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_GainLossOnSaleOfPropertyPlantEquipment_lbl0" xml:lang="en-US">Net gain on sale of property &amp; equipment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainLossOnSaleOfPropertyPlantEquipment" xlink:to="us-gaap_GainLossOnSaleOfPropertyPlantEquipment_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NoninterestIncomeOther" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NoninterestIncomeOther"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NoninterestIncomeOther_lbl" xml:lang="en-US">Other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NoninterestIncomeOther" xlink:to="us-gaap_NoninterestIncomeOther_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract4" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract4"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract4_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract4" xlink:to="kffb_UnlabeledAbstract4_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NoninterestExpenseAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NoninterestExpenseAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NoninterestExpenseAbstract_lbl" xml:lang="en-US">Non-interest expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NoninterestExpenseAbstract" xlink:to="us-gaap_NoninterestExpenseAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LaborAndRelatedExpense" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LaborAndRelatedExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LaborAndRelatedExpense_lbl" xml:lang="en-US">Employee compensation and benefits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LaborAndRelatedExpense" xlink:to="us-gaap_LaborAndRelatedExpense_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_Communication" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Communication"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_Communication_lbl" xml:lang="en-US">Data processing</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Communication" xlink:to="us-gaap_Communication_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OccupancyNet" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OccupancyNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OccupancyNet_lbl" xml:lang="en-US">Occupancy and equipment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OccupancyNet" xlink:to="us-gaap_OccupancyNet_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FederalDepositInsuranceCorporationPremiumExpense" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FederalDepositInsuranceCorporationPremiumExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FederalDepositInsuranceCorporationPremiumExpense_lbl" xml:lang="en-US">FDIC insurance premiums</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FederalDepositInsuranceCorporationPremiumExpense" xlink:to="us-gaap_FederalDepositInsuranceCorporationPremiumExpense_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_InformationTechnologyAndDataProcessing" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InformationTechnologyAndDataProcessing"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InformationTechnologyAndDataProcessing_lbl" xml:lang="en-US">Voice and data communications</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InformationTechnologyAndDataProcessing" xlink:to="us-gaap_InformationTechnologyAndDataProcessing_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AdvertisingExpense" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AdvertisingExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AdvertisingExpense_lbl" xml:lang="en-US">Advertising</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdvertisingExpense" xlink:to="us-gaap_AdvertisingExpense_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_OutsideServiceFees" xlink:href="kffb-20240630.xsd#kffb_OutsideServiceFees"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_OutsideServiceFees_lbl" xml:lang="en-US">Outside service fees</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_OutsideServiceFees" xlink:to="kffb_OutsideServiceFees_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ProfessionalFees" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProfessionalFees"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProfessionalFees_lbl" xml:lang="en-US">Audit and accounting</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProfessionalFees" xlink:to="us-gaap_ProfessionalFees_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TaxesExcludingIncomeAndExciseTaxes" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TaxesExcludingIncomeAndExciseTaxes"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TaxesExcludingIncomeAndExciseTaxes_lbl" xml:lang="en-US">Franchise and other taxes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TaxesExcludingIncomeAndExciseTaxes" xlink:to="us-gaap_TaxesExcludingIncomeAndExciseTaxes_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ForeclosedRealEstateExpense" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ForeclosedRealEstateExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ForeclosedRealEstateExpense_lbl" xml:lang="en-US">Foreclosure and REO expense, net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ForeclosedRealEstateExpense" xlink:to="us-gaap_ForeclosedRealEstateExpense_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_RegulatoryAssessment" xlink:href="kffb-20240630.xsd#kffb_RegulatoryAssessment"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_RegulatoryAssessment_lbl" xml:lang="en-US">Regulatory Assessments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_RegulatoryAssessment" xlink:to="kffb_RegulatoryAssessment_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_GoodwillImpairmentLoss" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_GoodwillImpairmentLoss"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_GoodwillImpairmentLoss_lbl" xml:lang="en-US">Goodwill Impairment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GoodwillImpairmentLoss" xlink:to="us-gaap_GoodwillImpairmentLoss_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_GoodwillImpairmentLoss_lbl0" xml:lang="en-US">Goodwill impairment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GoodwillImpairmentLoss" xlink:to="us-gaap_GoodwillImpairmentLoss_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="us-gaap_GoodwillImpairmentLoss_lbl1" xml:lang="en-US">Carrying value of goodwill</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GoodwillImpairmentLoss" xlink:to="us-gaap_GoodwillImpairmentLoss_lbl1"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherNoninterestExpense" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherNoninterestExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherNoninterestExpense_lbl" xml:lang="en-US">Other non-interest expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherNoninterestExpense" xlink:to="us-gaap_OtherNoninterestExpense_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract5" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract5"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract5_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract5" xlink:to="kffb_UnlabeledAbstract5_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestmentsAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestmentsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestmentsAbstract_lbl" xml:lang="en-US">Income tax expense (benefit)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestmentsAbstract" xlink:to="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestmentsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CurrentIncomeTaxExpenseBenefit" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CurrentIncomeTaxExpenseBenefit_lbl" xml:lang="en-US">Current</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CurrentIncomeTaxExpenseBenefit" xlink:to="us-gaap_CurrentIncomeTaxExpenseBenefit_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit_lbl" xml:lang="en-US">Deferred</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:to="us-gaap_DeferredIncomeTaxExpenseBenefit_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit_lbl0" xml:lang="en-US">Deferred income tax</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:to="us-gaap_DeferredIncomeTaxExpenseBenefit_lbl0"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract6" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract6"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract6_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract6" xlink:to="kffb_UnlabeledAbstract6_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract7" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract7"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract7_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract7" xlink:to="kffb_UnlabeledAbstract7_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EarningsPerShareBasic" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EarningsPerShareBasic"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xml:lang="en-US">Basic (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareBasic" xlink:to="us-gaap_EarningsPerShareBasic_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_EarningsPerShareBasic_lbl0" xml:lang="en-US">EARNINGS PER SHARE</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareBasic" xlink:to="us-gaap_EarningsPerShareBasic_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EarningsPerShareDiluted" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EarningsPerShareDiluted"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xml:lang="en-US">Dluted (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareDiluted" xlink:to="us-gaap_EarningsPerShareDiluted_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract8" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract8"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract8_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract8" xlink:to="kffb_UnlabeledAbstract8_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherComprehensiveIncomeLossTaxAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherComprehensiveIncomeLossTaxAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherComprehensiveIncomeLossTaxAbstract_lbl" xml:lang="en-US">Other comprehensive income (loss), net of tax-related effects:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherComprehensiveIncomeLossTaxAbstract" xlink:to="us-gaap_OtherComprehensiveIncomeLossTaxAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_lbl" xml:lang="en-US">Unrealized holding gains (losses) on securities designated as available for sale during the year, net of taxes (benefits) of $30 and $(142) in 2024 and 2023, respectively</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax" xlink:to="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_lbl0" xml:lang="en-US">Other comprehensive income (loss), net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax" xlink:to="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_lbl" xml:lang="en-US">Unrealized holding gains (losses) on securities designated as available for sale during the year, net of taxes (benefits)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax" xlink:to="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_lbl0" xml:lang="en-US">Unrealized holding losses on securities designated as available-for-sale during the year, net of taxes (benefits)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax" xlink:to="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan_lbl" xml:lang="en-US">Allocation of ESOP shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan" xlink:to="us-gaap_StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CommonStockDividendsPerShareCashPaid" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonStockDividendsPerShareCashPaid"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockDividendsPerShareCashPaid_lbl" xml:lang="en-US">Cash dividends per common share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockDividendsPerShareCashPaid" xlink:to="us-gaap_CommonStockDividendsPerShareCashPaid_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract9" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract9"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract9_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract9" xlink:to="kffb_UnlabeledAbstract9_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_AdoptionOfCECLNetOfTaxEffect" xlink:href="kffb-20240630.xsd#kffb_AdoptionOfCECLNetOfTaxEffect"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_AdoptionOfCECLNetOfTaxEffect_lbl" xml:lang="en-US">Adoption of CECL, net of tax effect</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_AdoptionOfCECLNetOfTaxEffect" xlink:to="kffb_AdoptionOfCECLNetOfTaxEffect_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract10" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract10"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract10_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract10" xlink:to="kffb_UnlabeledAbstract10_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract11" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract11"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract11_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract11" xlink:to="kffb_UnlabeledAbstract11_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xml:lang="en-US">Cash flows from operating activities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xml:lang="en-US">Adjustments to reconcile net income (loss) to net cash from operating activities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl0" xml:lang="en-US">Adjustments to reconcile net earnings to net cash provided by operating activities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_Depreciation" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Depreciation"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_Depreciation_lbl" xml:lang="en-US">Depreciation</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Depreciation" xlink:to="us-gaap_Depreciation_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPCompensationExpense" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EmployeeStockOwnershipPlanESOPCompensationExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPCompensationExpense_lbl" xml:lang="en-US">ESOP compensation expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeStockOwnershipPlanESOPCompensationExpense" xlink:to="us-gaap_EmployeeStockOwnershipPlanESOPCompensationExpense_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPCompensationExpense_lbl0" xml:lang="en-US">Expenses employee stock ownership plan</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeStockOwnershipPlanESOPCompensationExpense" xlink:to="us-gaap_EmployeeStockOwnershipPlanESOPCompensationExpense_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale_lbl" xml:lang="en-US">Proceeds from loans held for sale</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale" xlink:to="us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" xml:lang="en-US">Changes in:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:to="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl0" xml:lang="en-US">Increase (decrease) in cash due to changes in:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:to="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInInterestPayableNet" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInInterestPayableNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncreaseDecreaseInInterestPayableNet_lbl" xml:lang="en-US">Accrued interest payable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInInterestPayableNet" xlink:to="us-gaap_IncreaseDecreaseInInterestPayableNet_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_lbl" xml:lang="en-US">Accounts payable and other liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xlink:to="us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract12" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract12"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract12_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract12" xlink:to="kffb_UnlabeledAbstract12_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xml:lang="en-US">Cash flows from investing activities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecuritiesAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecuritiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecuritiesAbstract_lbl" xml:lang="en-US">Investment securities maturities, prepayments and calls:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecuritiesAbstract" xlink:to="us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecuritiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities_lbl" xml:lang="en-US">Held to maturity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities" xlink:to="us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_lbl" xml:lang="en-US">Available for sale</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" xlink:to="us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromSaleOfFederalHomeLoanBankStock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProceedsFromSaleOfFederalHomeLoanBankStock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromSaleOfFederalHomeLoanBankStock_lbl" xml:lang="en-US">Proceeds from redemption of FHLB stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromSaleOfFederalHomeLoanBankStock" xlink:to="us-gaap_ProceedsFromSaleOfFederalHomeLoanBankStock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_lbl" xml:lang="en-US">Proceeds from sale of property &amp; equipment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment" xlink:to="us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ProceedsFromSaleOfRealEstateOwned" xlink:href="kffb-20240630.xsd#kffb_ProceedsFromSaleOfRealEstateOwned"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ProceedsFromSaleOfRealEstateOwned_lbl" xml:lang="en-US">Proceeds from sale of real estate owned</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ProceedsFromSaleOfRealEstateOwned" xlink:to="kffb_ProceedsFromSaleOfRealEstateOwned_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract13" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract13"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract13_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract13" xlink:to="kffb_UnlabeledAbstract13_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xml:lang="en-US">Cash flows from financing activities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInDeposits" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInDeposits"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncreaseDecreaseInDeposits_lbl" xml:lang="en-US">Net increase (decrease) in deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInDeposits" xlink:to="us-gaap_IncreaseDecreaseInDeposits_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_PaymentsByBorrowersForTaxesAndInsuranceNet" xlink:href="kffb-20240630.xsd#kffb_PaymentsByBorrowersForTaxesAndInsuranceNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_PaymentsByBorrowersForTaxesAndInsuranceNet_lbl" xml:lang="en-US">Payments by borrowers for taxes and insurance, net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PaymentsByBorrowersForTaxesAndInsuranceNet" xlink:to="kffb_PaymentsByBorrowersForTaxesAndInsuranceNet_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromFederalHomeLoanBankAdvances" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProceedsFromFederalHomeLoanBankAdvances"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromFederalHomeLoanBankAdvances_lbl" xml:lang="en-US">Proceeds from Federal Home Loan Bank advances</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromFederalHomeLoanBankAdvances" xlink:to="us-gaap_ProceedsFromFederalHomeLoanBankAdvances_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract14" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract14"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract14_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract14" xlink:to="kffb_UnlabeledAbstract14_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract15" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract15"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract15_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract15" xlink:to="kffb_UnlabeledAbstract15_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract16" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract16"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract16_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract16" xlink:to="kffb_UnlabeledAbstract16_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SupplementalCashFlowElementsAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SupplementalCashFlowElementsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SupplementalCashFlowElementsAbstract_lbl" xml:lang="en-US">Supplemental disclosure of cash flow information:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SupplementalCashFlowElementsAbstract" xlink:to="us-gaap_SupplementalCashFlowElementsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_CashPaidDuringTheYearForAbstract" xlink:href="kffb-20240630.xsd#kffb_CashPaidDuringTheYearForAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_CashPaidDuringTheYearForAbstract_lbl" xml:lang="en-US">Cash paid during the year for:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CashPaidDuringTheYearForAbstract" xlink:to="kffb_CashPaidDuringTheYearForAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncomeTaxesPaid" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeTaxesPaid"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeTaxesPaid_lbl" xml:lang="en-US">Income taxes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxesPaid" xlink:to="us-gaap_IncomeTaxesPaid_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract17" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract17"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract17_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract17" xlink:to="kffb_UnlabeledAbstract17_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_InterestOnDepositsAndBorrowings" xlink:href="kffb-20240630.xsd#kffb_InterestOnDepositsAndBorrowings"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_InterestOnDepositsAndBorrowings_lbl" xml:lang="en-US">Interest on deposits and borrowings</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_InterestOnDepositsAndBorrowings" xlink:to="kffb_InterestOnDepositsAndBorrowings_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract18" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract18"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract18_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract18" xlink:to="kffb_UnlabeledAbstract18_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NoncashInvestingAndFinancingItemsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NoncashInvestingAndFinancingItemsAbstract_lbl" xml:lang="en-US">Supplemental disclosure of noncash investing activities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:to="us-gaap_NoncashInvestingAndFinancingItemsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_LoansMadeOnSaleOfRealEstateOwned" xlink:href="kffb-20240630.xsd#kffb_LoansMadeOnSaleOfRealEstateOwned"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_LoansMadeOnSaleOfRealEstateOwned_lbl" xml:lang="en-US">Transfers from loans to real estate acquired through foreclosure</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansMadeOnSaleOfRealEstateOwned" xlink:to="kffb_LoansMadeOnSaleOfRealEstateOwned_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TreasuryStockValue" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TreasuryStockValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_TreasuryStockValue_lbl" xml:lang="en-US">Treasury shares at cost, 509,349 common shares at June 30, 2024 and 2023, respectively</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TreasuryStockValue" xlink:to="us-gaap_TreasuryStockValue_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TreasuryStockValueAcquiredCostMethod" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TreasuryStockValueAcquiredCostMethod"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_TreasuryStockValueAcquiredCostMethod_lbl" xml:lang="en-US">Acquisition of shares for treasury</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TreasuryStockValueAcquiredCostMethod" xlink:to="us-gaap_TreasuryStockValueAcquiredCostMethod_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DividendsCommonStockCash" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DividendsCommonStockCash"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_DividendsCommonStockCash_lbl" xml:lang="en-US">Cash dividends of per common share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DividendsCommonStockCash" xlink:to="us-gaap_DividendsCommonStockCash_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_AccretionOfPurchasedLoanCreditDiscount" xlink:href="kffb-20240630.xsd#kffb_AccretionOfPurchasedLoanCreditDiscount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="kffb_AccretionOfPurchasedLoanCreditDiscount_lbl" xml:lang="en-US">Accretion of purchased loan discount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_AccretionOfPurchasedLoanCreditDiscount" xlink:to="kffb_AccretionOfPurchasedLoanCreditDiscount_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_lbl" xml:lang="en-US">Amortization of discounts and premiums on investment securities, net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments" xlink:to="us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AmortizationOfDeferredLoanOriginationFeesNet" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AmortizationOfDeferredLoanOriginationFeesNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_AmortizationOfDeferredLoanOriginationFeesNet_lbl" xml:lang="en-US">Amortization of deferred loan origination costs (fees)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AmortizationOfDeferredLoanOriginationFeesNet" xlink:to="us-gaap_AmortizationOfDeferredLoanOriginationFeesNet_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_GainsLossesOnSalesOfInvestmentRealEstate" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_GainsLossesOnSalesOfInvestmentRealEstate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_GainsLossesOnSalesOfInvestmentRealEstate_lbl" xml:lang="en-US">Net gain on real estate owned</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainsLossesOnSalesOfInvestmentRealEstate" xlink:to="us-gaap_GainsLossesOnSalesOfInvestmentRealEstate_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale_lbl" xml:lang="en-US">Origination of loans held for sale</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale" xlink:to="us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet_lbl" xml:lang="en-US">Accrued interest receivable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet" xlink:to="us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_lbl" xml:lang="en-US">Prepaid expenses and other assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:to="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:label="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_lbl0" xml:lang="en-US">Prepaid expenses and other assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:to="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_lbl" xml:lang="en-US">Purchase of investments available for sale</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt" xlink:to="us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PaymentsToAcquireFederalHomeLoanBankStock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsToAcquireFederalHomeLoanBankStock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsToAcquireFederalHomeLoanBankStock_lbl" xml:lang="en-US">Purchase of FHLB stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquireFederalHomeLoanBankStock" xlink:to="us-gaap_PaymentsToAcquireFederalHomeLoanBankStock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PaymentsForProceedsFromLoansAndLeases" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsForProceedsFromLoansAndLeases"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsForProceedsFromLoansAndLeases_lbl" xml:lang="en-US">Loans originated for investment, net of principal collected</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsForProceedsFromLoansAndLeases" xlink:to="us-gaap_PaymentsForProceedsFromLoansAndLeases_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xml:lang="en-US">Additions to premises and equipment, net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:to="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RepaymentsOfFederalHomeLoanBankBorrowings" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RepaymentsOfFederalHomeLoanBankBorrowings"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_RepaymentsOfFederalHomeLoanBankBorrowings_lbl" xml:lang="en-US">Repayments on Federal Home Loan Bank advances</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RepaymentsOfFederalHomeLoanBankBorrowings" xlink:to="us-gaap_RepaymentsOfFederalHomeLoanBankBorrowings_lbl"/>
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    <loc xlink:type="locator" xlink:label="us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsForRepurchaseOfCommonStock_lbl" xml:lang="en-US">Treasury stock purchases</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:to="us-gaap_PaymentsForRepurchaseOfCommonStock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PaymentsOfDividendsCommonStock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsOfDividendsCommonStock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsOfDividendsCommonStock_lbl" xml:lang="en-US">Dividends paid on common stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsOfDividendsCommonStock" xlink:to="us-gaap_PaymentsOfDividendsCommonStock_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:label="us-gaap_PaymentsOfDividendsCommonStock_lbl0" xml:lang="en-US">Dividends paid on common stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsOfDividendsCommonStock" xlink:to="us-gaap_PaymentsOfDividendsCommonStock_lbl0"/>
    <loc xlink:type="locator" xlink:label="srt_ScenarioPreviouslyReportedMember" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_ScenarioPreviouslyReportedMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="srt_ScenarioPreviouslyReportedMember_lbl" xml:lang="en-US">Previously Reported</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_ScenarioPreviouslyReportedMember" xlink:to="srt_ScenarioPreviouslyReportedMember_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="srt_RestatementAdjustmentMember_lbl" xml:lang="en-US">Adjustments</label>
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    <loc xlink:type="locator" xlink:label="us-gaap_CommonStockMember" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonStockMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockMember_lbl" xml:lang="en-US">Common stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockMember" xlink:to="us-gaap_CommonStockMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AdditionalPaidInCapitalMember" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl" xml:lang="en-US">Additional paid-in capital</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdditionalPaidInCapitalMember" xlink:to="us-gaap_AdditionalPaidInCapitalMember_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RetainedEarningsMember_lbl" xml:lang="en-US">Retained earnings</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RetainedEarningsMember" xlink:to="us-gaap_RetainedEarningsMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnearnedEmployeeStockOwnershipPlanESOPMember" xlink:href="kffb-20240630.xsd#kffb_UnearnedEmployeeStockOwnershipPlanESOPMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnearnedEmployeeStockOwnershipPlanESOPMember_lbl" xml:lang="en-US">Unearned employee stock ownership plan (ESOP)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnearnedEmployeeStockOwnershipPlanESOPMember" xlink:to="kffb_UnearnedEmployeeStockOwnershipPlanESOPMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_TreasurySharesMember" xlink:href="kffb-20240630.xsd#kffb_TreasurySharesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_TreasurySharesMember_lbl" xml:lang="en-US">Treasury shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_TreasurySharesMember" xlink:to="kffb_TreasurySharesMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl" xml:lang="en-US">Accumulated other comprehensive income (loss)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:to="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock_lbl" xml:lang="en-US">SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock" xlink:to="us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfEmployeeStockOwnershipPlanESOPDisclosuresTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ScheduleOfEmployeeStockOwnershipPlanESOPDisclosuresTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfEmployeeStockOwnershipPlanESOPDisclosuresTextBlock_lbl" xml:lang="en-US">Schedule of Contributed to ESOP</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfEmployeeStockOwnershipPlanESOPDisclosuresTextBlock" xlink:to="us-gaap_ScheduleOfEmployeeStockOwnershipPlanESOPDisclosuresTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPNumberOfAllocatedShares" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EmployeeStockOwnershipPlanESOPNumberOfAllocatedShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPNumberOfAllocatedShares_lbl" xml:lang="en-US">Allocated shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeStockOwnershipPlanESOPNumberOfAllocatedShares" xlink:to="us-gaap_EmployeeStockOwnershipPlanESOPNumberOfAllocatedShares_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedShares" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedShares_lbl" xml:lang="en-US">Shares committed to be released</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedShares" xlink:to="us-gaap_EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedShares_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPNumberOfSuspenseShares" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EmployeeStockOwnershipPlanESOPNumberOfSuspenseShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPNumberOfSuspenseShares_lbl" xml:lang="en-US">Unearned shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeStockOwnershipPlanESOPNumberOfSuspenseShares" xlink:to="us-gaap_EmployeeStockOwnershipPlanESOPNumberOfSuspenseShares_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract19" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract19"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract19_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract19" xlink:to="kffb_UnlabeledAbstract19_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPDeferredSharesFairValue" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EmployeeStockOwnershipPlanESOPDeferredSharesFairValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPDeferredSharesFairValue_lbl" xml:lang="en-US">Fair value of unearned shares at end of period (in Dollars)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeStockOwnershipPlanESOPDeferredSharesFairValue" xlink:to="us-gaap_EmployeeStockOwnershipPlanESOPDeferredSharesFairValue_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_lbl" xml:lang="en-US">Schedule of Earnings Per Share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:to="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_lbl" xml:lang="en-US">Net income (loss) allocated to common shareholders, basic</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:to="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_lbl" xml:lang="en-US">Net income allocated to common shareholders, diluted</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted" xlink:to="us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract20" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract20"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract20_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract20" xlink:to="kffb_UnlabeledAbstract20_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract21" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract21"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract21_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract21" xlink:to="kffb_UnlabeledAbstract21_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xml:lang="en-US">Weighted average common shares outstanding, basic</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:to="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xml:lang="en-US">Weighted average common shares outstanding, diluted</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:to="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_lbl" xml:lang="en-US">Schedule of Fair Value Measurements of Assets and Liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" xlink:to="us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_a2024Abstract" xlink:href="kffb-20240630.xsd#kffb_a2024Abstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_a2024Abstract_lbl" xml:lang="en-US">2024</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_a2024Abstract" xlink:to="kffb_a2024Abstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_MortgagesHeldForSaleFairValueDisclosure" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_MortgagesHeldForSaleFairValueDisclosure"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MortgagesHeldForSaleFairValueDisclosure_lbl" xml:lang="en-US">Agency mortgage-backed: residential</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MortgagesHeldForSaleFairValueDisclosure" xlink:to="us-gaap_MortgagesHeldForSaleFairValueDisclosure_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_MortgagesHeldForSaleFairValueDisclosure_lbl0" xml:lang="en-US">Loans held for sale</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MortgagesHeldForSaleFairValueDisclosure" xlink:to="us-gaap_MortgagesHeldForSaleFairValueDisclosure_lbl0"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract22" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract22"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract22_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract22" xlink:to="kffb_UnlabeledAbstract22_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_a2023Abstract" xlink:href="kffb-20240630.xsd#kffb_a2023Abstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_a2023Abstract_lbl" xml:lang="en-US">2023</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_a2023Abstract" xlink:to="kffb_a2023Abstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FairValueByBalanceSheetGroupingTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueByBalanceSheetGroupingTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueByBalanceSheetGroupingTextBlock_lbl" xml:lang="en-US">Schedule of Financial Instruments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueByBalanceSheetGroupingTextBlock" xlink:to="us-gaap_FairValueByBalanceSheetGroupingTextBlock_lbl"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FinancialLiabilitiesAbstract" xlink:to="kffb_FinancialLiabilitiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_lbl" xml:lang="en-US">SECURITIES</label>
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    <loc xlink:type="locator" xlink:label="us-gaap_AvailableForSaleSecuritiesAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AvailableForSaleSecuritiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AvailableForSaleSecuritiesAbstract_lbl" xml:lang="en-US">Available-for-sale Securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AvailableForSaleSecuritiesAbstract" xlink:to="us-gaap_AvailableForSaleSecuritiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis" xlink:to="us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_lbl" xml:lang="en-US">Available-for-sale Securities, Gross unrealized gains</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax" xlink:to="us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_lbl" xml:lang="en-US">Available-for-sale Securities, Gross unrealized losses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax" xlink:to="us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_lbl"/>
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    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract25" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract25"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract25" xlink:to="kffb_UnlabeledAbstract25_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_HeldToMaturitySecuritiesAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_HeldToMaturitySecuritiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_HeldToMaturitySecuritiesAbstract_lbl" xml:lang="en-US">Held-to-maturity Securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HeldToMaturitySecuritiesAbstract" xlink:to="us-gaap_HeldToMaturitySecuritiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_HeldToMaturitySecurities" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_HeldToMaturitySecurities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_HeldToMaturitySecurities_lbl" xml:lang="en-US">Held-to-maturity Securities, Amortized cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HeldToMaturitySecurities" xlink:to="us-gaap_HeldToMaturitySecurities_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_HeldToMaturitySecurities_lbl0" xml:lang="en-US">Held-to-maturity mortgage-backed securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HeldToMaturitySecurities" xlink:to="us-gaap_HeldToMaturitySecurities_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain" xlink:to="us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss_lbl" xml:lang="en-US">Held-to-maturity Securities, Gross unrealized losses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss" xlink:to="us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss_lbl"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss" xlink:to="us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss_lbl0"/>
    <loc xlink:type="locator" xlink:label="kffb_AvailableForSaleSecuritiesAbstract0" xlink:href="kffb-20240630.xsd#kffb_AvailableForSaleSecuritiesAbstract0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_AvailableForSaleSecuritiesAbstract0_lbl" xml:lang="en-US">Available-for-sale Securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_AvailableForSaleSecuritiesAbstract0" xlink:to="kffb_AvailableForSaleSecuritiesAbstract0_lbl"/>
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    <loc xlink:type="locator" xlink:label="kffb_HeldToMaturitySecuritiesAbstract0" xlink:href="kffb-20240630.xsd#kffb_HeldToMaturitySecuritiesAbstract0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_HeldToMaturitySecuritiesAbstract0_lbl" xml:lang="en-US">Held-to-maturity Securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_HeldToMaturitySecuritiesAbstract0" xlink:to="kffb_HeldToMaturitySecuritiesAbstract0_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FinancingReceivablesTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinancingReceivablesTextBlock"/>
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    <loc xlink:type="locator" xlink:label="kffb_ScheduleOfClassificationOfLoansReceivableTableTextBlock" xlink:href="kffb-20240630.xsd#kffb_ScheduleOfClassificationOfLoansReceivableTableTextBlock"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ResidentialRealEstateAbstract_lbl" xml:lang="en-US">Residential real estate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ResidentialRealEstateAbstract" xlink:to="kffb_ResidentialRealEstateAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AccountsReceivableGrossNoncurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccountsReceivableGrossNoncurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AccountsReceivableGrossNoncurrent_lbl" xml:lang="en-US">Loans receivable - gross</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsReceivableGrossNoncurrent" xlink:to="us-gaap_AccountsReceivableGrossNoncurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ConsumerAndOtherAbstract" xlink:href="kffb-20240630.xsd#kffb_ConsumerAndOtherAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ConsumerAndOtherAbstract_lbl" xml:lang="en-US">Consumer and other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ConsumerAndOtherAbstract" xlink:to="kffb_ConsumerAndOtherAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ScheduleOfAmortizedCostBasisOfCollateralDependentLoansByPortfolioClassTableTextBlock" xlink:href="kffb-20240630.xsd#kffb_ScheduleOfAmortizedCostBasisOfCollateralDependentLoansByPortfolioClassTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ScheduleOfAmortizedCostBasisOfCollateralDependentLoansByPortfolioClassTableTextBlock_lbl" xml:lang="en-US">Schedule of Amortized Cost Basis of Collateral-Dependent Loans by Portfolio Class</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ScheduleOfAmortizedCostBasisOfCollateralDependentLoansByPortfolioClassTableTextBlock" xlink:to="kffb_ScheduleOfAmortizedCostBasisOfCollateralDependentLoansByPortfolioClassTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_LoansIndividuallyEvaluatedForImpairmentAbstract" xlink:href="kffb-20240630.xsd#kffb_LoansIndividuallyEvaluatedForImpairmentAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_LoansIndividuallyEvaluatedForImpairmentAbstract_lbl" xml:lang="en-US">Loans individually evaluated for impairment:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansIndividuallyEvaluatedForImpairmentAbstract" xlink:to="kffb_LoansIndividuallyEvaluatedForImpairmentAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ResidentialRealEstateAbstract0" xlink:href="kffb-20240630.xsd#kffb_ResidentialRealEstateAbstract0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ResidentialRealEstateAbstract0_lbl" xml:lang="en-US">Residential real estate:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ResidentialRealEstateAbstract0" xlink:to="kffb_ResidentialRealEstateAbstract0_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment_lbl" xml:lang="en-US">Loans individually evaluated for impairment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment" xlink:to="us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ScheduleOfImpairedLoansReceivableAdditionalInformationTableTextBlock" xlink:href="kffb-20240630.xsd#kffb_ScheduleOfImpairedLoansReceivableAdditionalInformationTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ScheduleOfImpairedLoansReceivableAdditionalInformationTableTextBlock_lbl" xml:lang="en-US">Schedule of Allowance for Loan Losses and the Recorded Investment in Loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ScheduleOfImpairedLoansReceivableAdditionalInformationTableTextBlock" xlink:to="kffb_ScheduleOfImpairedLoansReceivableAdditionalInformationTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_LoansIndividuallyEvaluatedForImpairmentAbstract0" xlink:href="kffb-20240630.xsd#kffb_LoansIndividuallyEvaluatedForImpairmentAbstract0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_LoansIndividuallyEvaluatedForImpairmentAbstract0_lbl" xml:lang="en-US">Loans individually evaluated for impairment:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansIndividuallyEvaluatedForImpairmentAbstract0" xlink:to="kffb_LoansIndividuallyEvaluatedForImpairmentAbstract0_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ResidentialRealEstateAbstract1" xlink:href="kffb-20240630.xsd#kffb_ResidentialRealEstateAbstract1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ResidentialRealEstateAbstract1_lbl" xml:lang="en-US">Residential real estate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ResidentialRealEstateAbstract1" xlink:to="kffb_ResidentialRealEstateAbstract1_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_LoansCollectivellyEvaluatedForImpairmentAbstract" xlink:href="kffb-20240630.xsd#kffb_LoansCollectivellyEvaluatedForImpairmentAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_LoansCollectivellyEvaluatedForImpairmentAbstract_lbl" xml:lang="en-US">Loans collectivelly evaluated for impairment:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansCollectivellyEvaluatedForImpairmentAbstract" xlink:to="kffb_LoansCollectivellyEvaluatedForImpairmentAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ResidentialRealEstateAbstract2" xlink:href="kffb-20240630.xsd#kffb_ResidentialRealEstateAbstract2"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ResidentialRealEstateAbstract2_lbl" xml:lang="en-US">Residential real estate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ResidentialRealEstateAbstract2" xlink:to="kffb_ResidentialRealEstateAbstract2_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment_lbl" xml:lang="en-US">Loans collectively evaluated for impairment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment" xlink:to="us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ConsumerAndOtherAbstract0" xlink:href="kffb-20240630.xsd#kffb_ConsumerAndOtherAbstract0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ConsumerAndOtherAbstract0_lbl" xml:lang="en-US">Consumer and other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ConsumerAndOtherAbstract0" xlink:to="kffb_ConsumerAndOtherAbstract0_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableNoncurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableNoncurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableNoncurrent_lbl" xml:lang="en-US">Total loand by Portfolio</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForDoubtfulAccountsReceivableNoncurrent" xlink:to="us-gaap_AllowanceForDoubtfulAccountsReceivableNoncurrent_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableNoncurrent_lbl0" xml:lang="en-US">Allowance for credit losses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForDoubtfulAccountsReceivableNoncurrent" xlink:to="us-gaap_AllowanceForDoubtfulAccountsReceivableNoncurrent_lbl0"/>
    <loc xlink:type="locator" xlink:label="kffb_LoansIndividuallyEvaluatedForImpairmentAbstract1" xlink:href="kffb-20240630.xsd#kffb_LoansIndividuallyEvaluatedForImpairmentAbstract1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_LoansIndividuallyEvaluatedForImpairmentAbstract1_lbl" xml:lang="en-US">Loans individually evaluated for impairment:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansIndividuallyEvaluatedForImpairmentAbstract1" xlink:to="kffb_LoansIndividuallyEvaluatedForImpairmentAbstract1_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ResidentialRealEstateAbstract3" xlink:href="kffb-20240630.xsd#kffb_ResidentialRealEstateAbstract3"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ResidentialRealEstateAbstract3_lbl" xml:lang="en-US">Residential real estate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ResidentialRealEstateAbstract3" xlink:to="kffb_ResidentialRealEstateAbstract3_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_LoansCollectivellyEvaluatedForImpairmentAbstract0" xlink:href="kffb-20240630.xsd#kffb_LoansCollectivellyEvaluatedForImpairmentAbstract0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_LoansCollectivellyEvaluatedForImpairmentAbstract0_lbl" xml:lang="en-US">Loans collectivelly evaluated for impairment:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansCollectivellyEvaluatedForImpairmentAbstract0" xlink:to="kffb_LoansCollectivellyEvaluatedForImpairmentAbstract0_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ResidentialRealEstateAbstract4" xlink:href="kffb-20240630.xsd#kffb_ResidentialRealEstateAbstract4"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ResidentialRealEstateAbstract4_lbl" xml:lang="en-US">Residential real estate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ResidentialRealEstateAbstract4" xlink:to="kffb_ResidentialRealEstateAbstract4_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ConsumerAndOtherAbstract1" xlink:href="kffb-20240630.xsd#kffb_ConsumerAndOtherAbstract1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ConsumerAndOtherAbstract1_lbl" xml:lang="en-US">Consumer and other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ConsumerAndOtherAbstract1" xlink:to="kffb_ConsumerAndOtherAbstract1_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ScheduleOfImpairedLoansByClassOfLoansTableTextBlock" xlink:href="kffb-20240630.xsd#kffb_ScheduleOfImpairedLoansByClassOfLoansTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ScheduleOfImpairedLoansByClassOfLoansTableTextBlock_lbl" xml:lang="en-US">Schedule of Impaired Loans by Class of Loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ScheduleOfImpairedLoansByClassOfLoansTableTextBlock" xlink:to="kffb_ScheduleOfImpairedLoansByClassOfLoansTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_WithNoRelatedAllowanceRecordedAbstract" xlink:href="kffb-20240630.xsd#kffb_WithNoRelatedAllowanceRecordedAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_WithNoRelatedAllowanceRecordedAbstract_lbl" xml:lang="en-US">With no related allowance recorded:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_WithNoRelatedAllowanceRecordedAbstract" xlink:to="kffb_WithNoRelatedAllowanceRecordedAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ResidentialRealEstateAbstract5" xlink:href="kffb-20240630.xsd#kffb_ResidentialRealEstateAbstract5"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ResidentialRealEstateAbstract5_lbl" xml:lang="en-US">Residential real estate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ResidentialRealEstateAbstract5" xlink:to="kffb_ResidentialRealEstateAbstract5_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalanceAndRecordedInvestment" xlink:href="kffb-20240630.xsd#kffb_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalanceAndRecordedInvestment"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalanceAndRecordedInvestment_lbl" xml:lang="en-US">Unpaid Principal Balance and Recorded Investment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalanceAndRecordedInvestment" xlink:to="kffb_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalanceAndRecordedInvestment_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceForLoanLossesAllocated" xlink:href="kffb-20240630.xsd#kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceForLoanLossesAllocated"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceForLoanLossesAllocated_lbl" xml:lang="en-US">Allowance for Loan Losses Allocated</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceForLoanLossesAllocated" xlink:to="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceForLoanLossesAllocated_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceAverageRecordedInvestment" xlink:href="kffb-20240630.xsd#kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceAverageRecordedInvestment"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceAverageRecordedInvestment_lbl" xml:lang="en-US">Average Recorded Investment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceAverageRecordedInvestment" xlink:to="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceAverageRecordedInvestment_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceInterestIncomeAccrualMethod" xlink:href="kffb-20240630.xsd#kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceInterestIncomeAccrualMethod"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceInterestIncomeAccrualMethod_lbl" xml:lang="en-US">Interest Income Recognized</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceInterestIncomeAccrualMethod" xlink:to="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceInterestIncomeAccrualMethod_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceInterestIncomeCashBasisMethod" xlink:href="kffb-20240630.xsd#kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceInterestIncomeCashBasisMethod"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceInterestIncomeCashBasisMethod_lbl" xml:lang="en-US">Cash Basis Income Recognized</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceInterestIncomeCashBasisMethod" xlink:to="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceInterestIncomeCashBasisMethod_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ConsumerAndOtherAbstract2" xlink:href="kffb-20240630.xsd#kffb_ConsumerAndOtherAbstract2"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ConsumerAndOtherAbstract2_lbl" xml:lang="en-US">Consumer and other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ConsumerAndOtherAbstract2" xlink:to="kffb_ConsumerAndOtherAbstract2_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalanceAndRecordedInvestment" xlink:href="kffb-20240630.xsd#kffb_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalanceAndRecordedInvestment"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalanceAndRecordedInvestment_lbl" xml:lang="en-US">Unpaid Principal Balance and Recorded Investment, Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalanceAndRecordedInvestment" xlink:to="kffb_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalanceAndRecordedInvestment_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceForLoanLossesAllocated" xlink:href="kffb-20240630.xsd#kffb_ImpairedFinancingReceivablesWithRelatedAllowanceForLoanLossesAllocated"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceForLoanLossesAllocated_lbl" xml:lang="en-US">Allowance for Loan Losses Allocated, Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceForLoanLossesAllocated" xlink:to="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceForLoanLossesAllocated_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceAverageRecordedInvestment" xlink:href="kffb-20240630.xsd#kffb_ImpairedFinancingReceivablesWithRelatedAllowanceAverageRecordedInvestment"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceAverageRecordedInvestment_lbl" xml:lang="en-US">Average Recorded Investment, Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceAverageRecordedInvestment" xlink:to="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceAverageRecordedInvestment_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceInterestIncomeAccrualMethod" xlink:href="kffb-20240630.xsd#kffb_ImpairedFinancingReceivablesWithRelatedAllowanceInterestIncomeAccrualMethod"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceInterestIncomeAccrualMethod_lbl" xml:lang="en-US">Interest Income Recognized, Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceInterestIncomeAccrualMethod" xlink:to="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceInterestIncomeAccrualMethod_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceInterestIncomeCashBasisMethod" xlink:href="kffb-20240630.xsd#kffb_ImpairedFinancingReceivablesWithRelatedAllowanceInterestIncomeCashBasisMethod"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceInterestIncomeCashBasisMethod_lbl" xml:lang="en-US">Cash Basis Income Recognized, Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceInterestIncomeCashBasisMethod" xlink:to="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceInterestIncomeCashBasisMethod_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract27" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract27"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract27_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract27" xlink:to="kffb_UnlabeledAbstract27_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_June302023Abstract" xlink:href="kffb-20240630.xsd#kffb_June302023Abstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_June302023Abstract_lbl" xml:lang="en-US">June 30, 2023:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_June302023Abstract" xlink:to="kffb_June302023Abstract_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract28" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract28"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract28_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract28" xlink:to="kffb_UnlabeledAbstract28_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_WithNoRelatedAllowanceRecordedAbstract0" xlink:href="kffb-20240630.xsd#kffb_WithNoRelatedAllowanceRecordedAbstract0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_WithNoRelatedAllowanceRecordedAbstract0_lbl" xml:lang="en-US">With no related allowance recorded:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_WithNoRelatedAllowanceRecordedAbstract0" xlink:to="kffb_WithNoRelatedAllowanceRecordedAbstract0_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ResidentialRealEstateAbstract6" xlink:href="kffb-20240630.xsd#kffb_ResidentialRealEstateAbstract6"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ResidentialRealEstateAbstract6_lbl" xml:lang="en-US">Residential real estate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ResidentialRealEstateAbstract6" xlink:to="kffb_ResidentialRealEstateAbstract6_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ConsumerAndOtherAbstract3" xlink:href="kffb-20240630.xsd#kffb_ConsumerAndOtherAbstract3"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ConsumerAndOtherAbstract3_lbl" xml:lang="en-US">Consumer and other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ConsumerAndOtherAbstract3" xlink:to="kffb_ConsumerAndOtherAbstract3_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock_lbl" xml:lang="en-US">Schedule of Investment in Nonaccrual and Loans Past Due</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock" xlink:to="us-gaap_TroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ReceivablesAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ReceivablesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ReceivablesAbstract_lbl" xml:lang="en-US">Residential real estate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ReceivablesAbstract" xlink:to="us-gaap_ReceivablesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus_lbl" xml:lang="en-US">Nonaccrual</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus" xlink:to="us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus_lbl0" xml:lang="en-US">Loans on nonaccrual</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus" xlink:to="us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing_lbl" xml:lang="en-US">Loans Past Due Over 90 Days Still Accruing</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing" xlink:to="us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ConsumerAndOtherAbstract4" xlink:href="kffb-20240630.xsd#kffb_ConsumerAndOtherAbstract4"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ConsumerAndOtherAbstract4_lbl" xml:lang="en-US">Consumer and other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ConsumerAndOtherAbstract4" xlink:to="kffb_ConsumerAndOtherAbstract4_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PastDueFinancingReceivablesTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PastDueFinancingReceivablesTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PastDueFinancingReceivablesTableTextBlock_lbl" xml:lang="en-US">Schedule of Risk Category Loans by Class of Loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PastDueFinancingReceivablesTableTextBlock" xlink:to="us-gaap_PastDueFinancingReceivablesTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_FinancingReceivablesRecordedInvestmentPastDue" xlink:href="kffb-20240630.xsd#kffb_FinancingReceivablesRecordedInvestmentPastDue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_FinancingReceivablesRecordedInvestmentPastDue_lbl" xml:lang="en-US">Total Past Due</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FinancingReceivablesRecordedInvestmentPastDue" xlink:to="kffb_FinancingReceivablesRecordedInvestmentPastDue_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_FinancingReceivablesRecordedInvestmentCurrent" xlink:href="kffb-20240630.xsd#kffb_FinancingReceivablesRecordedInvestmentCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_FinancingReceivablesRecordedInvestmentCurrent_lbl" xml:lang="en-US">Loans Not Past Due</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FinancingReceivablesRecordedInvestmentCurrent" xlink:to="kffb_FinancingReceivablesRecordedInvestmentCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_LoansAndLeasesReceivableGrossCarryingAmount1" xlink:href="kffb-20240630.xsd#kffb_LoansAndLeasesReceivableGrossCarryingAmount1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_LoansAndLeasesReceivableGrossCarryingAmount1_lbl" xml:lang="en-US">Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansAndLeasesReceivableGrossCarryingAmount1" xlink:to="kffb_LoansAndLeasesReceivableGrossCarryingAmount1_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ConsumerAndOtherAbstract5" xlink:href="kffb-20240630.xsd#kffb_ConsumerAndOtherAbstract5"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ConsumerAndOtherAbstract5_lbl" xml:lang="en-US">Consumer and other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ConsumerAndOtherAbstract5" xlink:to="kffb_ConsumerAndOtherAbstract5_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ResidentialRealEstateAbstract7" xlink:href="kffb-20240630.xsd#kffb_ResidentialRealEstateAbstract7"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ResidentialRealEstateAbstract7_lbl" xml:lang="en-US">Residential real estate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ResidentialRealEstateAbstract7" xlink:to="kffb_ResidentialRealEstateAbstract7_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ConsumerAndOtherAbstract6" xlink:href="kffb-20240630.xsd#kffb_ConsumerAndOtherAbstract6"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ConsumerAndOtherAbstract6_lbl" xml:lang="en-US">Consumer and other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ConsumerAndOtherAbstract6" xlink:to="kffb_ConsumerAndOtherAbstract6_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ResidentialRealEstateAbstract8" xlink:href="kffb-20240630.xsd#kffb_ResidentialRealEstateAbstract8"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ResidentialRealEstateAbstract8_lbl" xml:lang="en-US">Residential real estate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ResidentialRealEstateAbstract8" xlink:to="kffb_ResidentialRealEstateAbstract8_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_FinancialReceivablePass" xlink:href="kffb-20240630.xsd#kffb_FinancialReceivablePass"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_FinancialReceivablePass_lbl" xml:lang="en-US">Pass</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FinancialReceivablePass" xlink:to="kffb_FinancialReceivablePass_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_FinancialReceivablesSpecialMention" xlink:href="kffb-20240630.xsd#kffb_FinancialReceivablesSpecialMention"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_FinancialReceivablesSpecialMention_lbl" xml:lang="en-US">Special Mention</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FinancialReceivablesSpecialMention" xlink:to="kffb_FinancialReceivablesSpecialMention_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_FinancialReceivablesSubstandard" xlink:href="kffb-20240630.xsd#kffb_FinancialReceivablesSubstandard"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_FinancialReceivablesSubstandard_lbl" xml:lang="en-US">Substandard</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FinancialReceivablesSubstandard" xlink:to="kffb_FinancialReceivablesSubstandard_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_FinancialReceivablesDoubtfuls" xlink:href="kffb-20240630.xsd#kffb_FinancialReceivablesDoubtfuls"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_FinancialReceivablesDoubtfuls_lbl" xml:lang="en-US">Doubtful</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FinancialReceivablesDoubtfuls" xlink:to="kffb_FinancialReceivablesDoubtfuls_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ConsumerAndOtherAbstract7" xlink:href="kffb-20240630.xsd#kffb_ConsumerAndOtherAbstract7"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ConsumerAndOtherAbstract7_lbl" xml:lang="en-US">Consumer and other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ConsumerAndOtherAbstract7" xlink:to="kffb_ConsumerAndOtherAbstract7_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ResidentialRealEstateAbstract9" xlink:href="kffb-20240630.xsd#kffb_ResidentialRealEstateAbstract9"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ResidentialRealEstateAbstract9_lbl" xml:lang="en-US">Residential real estate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ResidentialRealEstateAbstract9" xlink:to="kffb_ResidentialRealEstateAbstract9_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ConsumerAndOtherAbstract8" xlink:href="kffb-20240630.xsd#kffb_ConsumerAndOtherAbstract8"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ConsumerAndOtherAbstract8_lbl" xml:lang="en-US">Consumer and other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ConsumerAndOtherAbstract8" xlink:to="kffb_ConsumerAndOtherAbstract8_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock_lbl" xml:lang="en-US">Schedule of Risk Category of Loans by Class of Loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock" xlink:to="us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ResidentialRealEstateAbstract10" xlink:href="kffb-20240630.xsd#kffb_ResidentialRealEstateAbstract10"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ResidentialRealEstateAbstract10_lbl" xml:lang="en-US">Residential real estate:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ResidentialRealEstateAbstract10" xlink:to="kffb_ResidentialRealEstateAbstract10_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_OneToFourFamilyAbstract" xlink:href="kffb-20240630.xsd#kffb_OneToFourFamilyAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_OneToFourFamilyAbstract_lbl" xml:lang="en-US">One- to four-family</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_OneToFourFamilyAbstract" xlink:to="kffb_OneToFourFamilyAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossByOriginationYearAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossByOriginationYearAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossByOriginationYearAbstract_lbl" xml:lang="en-US">Risk Rating:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossByOriginationYearAbstract" xlink:to="us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossByOriginationYearAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear_lbl" xml:lang="en-US">Term Loans Amortized Cost by Origination Fiscal Year, 2024</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear" xlink:to="us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear_lbl" xml:lang="en-US">Term Loans Amortized Cost by Origination Fiscal Year, 2023</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear" xlink:to="us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear_lbl" xml:lang="en-US">Term Loans Amortized Cost by Origination Fiscal Year, 2022</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear" xlink:to="us-gaap_FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear_lbl" xml:lang="en-US">Term Loans Amortized Cost by Origination Fiscal Year, 2021</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear" xlink:to="us-gaap_FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_RiskRatingAbstract0_lbl" xml:lang="en-US">Risk Rating:</label>
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    <loc xlink:type="locator" xlink:label="kffb_LandAbstract" xlink:href="kffb-20240630.xsd#kffb_LandAbstract"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_RiskRatingAbstract1_lbl" xml:lang="en-US">Risk Rating:</label>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract36" xlink:to="kffb_UnlabeledAbstract36_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_FarmAbstract" xlink:href="kffb-20240630.xsd#kffb_FarmAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_FarmAbstract_lbl" xml:lang="en-US">Farm</label>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract38" xlink:to="kffb_UnlabeledAbstract38_lbl"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_NonresidentialRealEstateAbstract" xlink:to="kffb_NonresidentialRealEstateAbstract_lbl"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_RiskRatingAbstract3" xlink:to="kffb_RiskRatingAbstract3_lbl"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract42" xlink:to="kffb_UnlabeledAbstract42_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ShareLoansAbstract" xlink:href="kffb-20240630.xsd#kffb_ShareLoansAbstract"/>
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    <loc xlink:type="locator" xlink:label="kffb_AutoAbstract" xlink:href="kffb-20240630.xsd#kffb_AutoAbstract"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_RiskRatingAbstract7_lbl" xml:lang="en-US">Risk Rating:</label>
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    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract48" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract48"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract48_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract48" xlink:to="kffb_UnlabeledAbstract48_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnsecuredAbstract" xlink:href="kffb-20240630.xsd#kffb_UnsecuredAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnsecuredAbstract_lbl" xml:lang="en-US">Unsecured</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnsecuredAbstract" xlink:to="kffb_UnsecuredAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_RiskRatingAbstract8" xlink:href="kffb-20240630.xsd#kffb_RiskRatingAbstract8"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_RiskRatingAbstract8_lbl" xml:lang="en-US">Risk Rating:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_RiskRatingAbstract8" xlink:to="kffb_RiskRatingAbstract8_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract49" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract49"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract49_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract49" xlink:to="kffb_UnlabeledAbstract49_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock_lbl" xml:lang="en-US">Schedule of ACL by Portfolio Segment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock" xlink:to="us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ResidentialRealEstateAbstract11" xlink:href="kffb-20240630.xsd#kffb_ResidentialRealEstateAbstract11"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ResidentialRealEstateAbstract11_lbl" xml:lang="en-US">Residential real estate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ResidentialRealEstateAbstract11" xlink:to="kffb_ResidentialRealEstateAbstract11_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLosses" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinancingReceivableAllowanceForCreditLosses"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLosses_lbl" xml:lang="en-US">Pre-ASC 326</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableAllowanceForCreditLosses" xlink:to="us-gaap_FinancingReceivableAllowanceForCreditLosses_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLosses_lbl0" xml:lang="en-US">Allowance for credit loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableAllowanceForCreditLosses" xlink:to="us-gaap_FinancingReceivableAllowanceForCreditLosses_lbl0"/>
    <loc xlink:type="locator" xlink:label="kffb_AllowanceforCreditLossLoansRecoveries" xlink:href="kffb-20240630.xsd#kffb_AllowanceforCreditLossLoansRecoveries"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_AllowanceforCreditLossLoansRecoveries_lbl" xml:lang="en-US">Recoveries</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_AllowanceforCreditLossLoansRecoveries" xlink:to="kffb_AllowanceforCreditLossLoansRecoveries_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery_lbl" xml:lang="en-US">Ending balance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery" xlink:to="us-gaap_FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_LoansChargedOff" xlink:href="kffb-20240630.xsd#kffb_LoansChargedOff"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_LoansChargedOff_lbl" xml:lang="en-US">Loans charged off</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansChargedOff" xlink:to="kffb_LoansChargedOff_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ConsumerAndOtherAbstract9" xlink:href="kffb-20240630.xsd#kffb_ConsumerAndOtherAbstract9"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ConsumerAndOtherAbstract9_lbl" xml:lang="en-US">Consumer and other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ConsumerAndOtherAbstract9" xlink:to="kffb_ConsumerAndOtherAbstract9_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ResidentialRealEstateAbstract12" xlink:href="kffb-20240630.xsd#kffb_ResidentialRealEstateAbstract12"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ResidentialRealEstateAbstract12_lbl" xml:lang="en-US">Residential real estate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ResidentialRealEstateAbstract12" xlink:to="kffb_ResidentialRealEstateAbstract12_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_CreditLossesForUnfundedLiabilities" xlink:href="kffb-20240630.xsd#kffb_CreditLossesForUnfundedLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_CreditLossesForUnfundedLiabilities_lbl" xml:lang="en-US">Beginning balance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CreditLossesForUnfundedLiabilities" xlink:to="kffb_CreditLossesForUnfundedLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ConsumerAndOtherAbstract10" xlink:href="kffb-20240630.xsd#kffb_ConsumerAndOtherAbstract10"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ConsumerAndOtherAbstract10_lbl" xml:lang="en-US">Consumer and other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ConsumerAndOtherAbstract10" xlink:to="kffb_ConsumerAndOtherAbstract10_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ScheduleCertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesTableTextBlock" xlink:href="kffb-20240630.xsd#kffb_ScheduleCertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ScheduleCertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesTableTextBlock_lbl" xml:lang="en-US">Schedule of Purchased Loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ScheduleCertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesTableTextBlock" xlink:to="kffb_ScheduleCertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ResidentialRealEstateAbstract13" xlink:href="kffb-20240630.xsd#kffb_ResidentialRealEstateAbstract13"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ResidentialRealEstateAbstract13_lbl" xml:lang="en-US">Residential real estate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ResidentialRealEstateAbstract13" xlink:to="kffb_ResidentialRealEstateAbstract13_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_LoansAndLeasesReceivablesImpairedInterestLostOnNonaccrualLoans" xlink:href="kffb-20240630.xsd#kffb_LoansAndLeasesReceivablesImpairedInterestLostOnNonaccrualLoans"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_LoansAndLeasesReceivablesImpairedInterestLostOnNonaccrualLoans_lbl" xml:lang="en-US">One- to four-family</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansAndLeasesReceivablesImpairedInterestLostOnNonaccrualLoans" xlink:to="kffb_LoansAndLeasesReceivablesImpairedInterestLostOnNonaccrualLoans_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="kffb_LoansAndLeasesReceivablesImpairedInterestLostOnNonaccrualLoans_lbl0" xml:lang="en-US">Loans acquired with deteriorated credit quality</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansAndLeasesReceivablesImpairedInterestLostOnNonaccrualLoans" xlink:to="kffb_LoansAndLeasesReceivablesImpairedInterestLostOnNonaccrualLoans_lbl0"/>
    <loc xlink:type="locator" xlink:label="kffb_ScheduleOfAccretableYieldOrIncomeExpectedToBeCollectedTableTextBlock" xlink:href="kffb-20240630.xsd#kffb_ScheduleOfAccretableYieldOrIncomeExpectedToBeCollectedTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ScheduleOfAccretableYieldOrIncomeExpectedToBeCollectedTableTextBlock_lbl" xml:lang="en-US">Schedule of Accretable Yield, or Income Expected to be Collected</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ScheduleOfAccretableYieldOrIncomeExpectedToBeCollectedTableTextBlock" xlink:to="kffb_ScheduleOfAccretableYieldOrIncomeExpectedToBeCollectedTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritieAccretableYieldAccretion" xlink:href="kffb-20240630.xsd#kffb_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritieAccretableYieldAccretion"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritieAccretableYieldAccretion_lbl" xml:lang="en-US">Accretion of income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritieAccretableYieldAccretion" xlink:to="kffb_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritieAccretableYieldAccretion_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RealEstateOwnedTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RealEstateOwnedTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateOwnedTextBlock_lbl" xml:lang="en-US">REAL ESTATE OWNED</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateOwnedTextBlock" xlink:to="us-gaap_RealEstateOwnedTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherRealEstateRollForwardTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherRealEstateRollForwardTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherRealEstateRollForwardTableTextBlock_lbl" xml:lang="en-US">Schedule of Real Estate Owned</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherRealEstateRollForwardTableTextBlock" xlink:to="us-gaap_OtherRealEstateRollForwardTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherRealEstateImprovements" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherRealEstateImprovements"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherRealEstateImprovements_lbl" xml:lang="en-US">Loans transferred to real estate owned</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherRealEstateImprovements" xlink:to="us-gaap_OtherRealEstateImprovements_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherRealEstateAdditions" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherRealEstateAdditions"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherRealEstateAdditions_lbl" xml:lang="en-US">Capitalized expenditures</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherRealEstateAdditions" xlink:to="us-gaap_OtherRealEstateAdditions_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherRealEstateValuationAdjustments" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherRealEstateValuationAdjustments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherRealEstateValuationAdjustments_lbl" xml:lang="en-US">Valuation adjustments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherRealEstateValuationAdjustments" xlink:to="us-gaap_OtherRealEstateValuationAdjustments_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherRealEstateDisposals" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherRealEstateDisposals"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherRealEstateDisposals_lbl" xml:lang="en-US">Disposals</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherRealEstateDisposals" xlink:to="us-gaap_OtherRealEstateDisposals_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_lbl" xml:lang="en-US">PREMISES AND EQUIPMENT</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:to="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PropertyPlantAndEquipmentTextBlock_lbl" xml:lang="en-US">Schedule of Premises and Equipment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:to="us-gaap_PropertyPlantAndEquipmentTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_Land" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Land"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_Land_lbl" xml:lang="en-US">Land</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Land" xlink:to="us-gaap_Land_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_BuildingsAndImprovementsGross" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_BuildingsAndImprovementsGross"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BuildingsAndImprovementsGross_lbl" xml:lang="en-US">Buildings and improvements</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BuildingsAndImprovementsGross" xlink:to="us-gaap_BuildingsAndImprovementsGross_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FurnitureAndFixturesGross" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FurnitureAndFixturesGross"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FurnitureAndFixturesGross_lbl" xml:lang="en-US">Furniture &amp; equipment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FurnitureAndFixturesGross" xlink:to="us-gaap_FurnitureAndFixturesGross_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xml:lang="en-US">Less: accumulated depreciation</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:to="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_GoodwillDisclosureTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_GoodwillDisclosureTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_GoodwillDisclosureTextBlock_lbl" xml:lang="en-US">GOODWILL</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GoodwillDisclosureTextBlock" xlink:to="us-gaap_GoodwillDisclosureTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DepositLiabilitiesDisclosuresTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DepositLiabilitiesDisclosuresTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DepositLiabilitiesDisclosuresTextBlock_lbl" xml:lang="en-US">DEPOSITS</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DepositLiabilitiesDisclosuresTextBlock" xlink:to="us-gaap_DepositLiabilitiesDisclosuresTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DepositLiabilitiesTypeTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DepositLiabilitiesTypeTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DepositLiabilitiesTypeTableTextBlock_lbl" xml:lang="en-US">Schedule of Deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DepositLiabilitiesTypeTableTextBlock" xlink:to="us-gaap_DepositLiabilitiesTypeTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NoninterestBearingDomesticDepositChecking" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NoninterestBearingDomesticDepositChecking"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NoninterestBearingDomesticDepositChecking_lbl" xml:lang="en-US">Non-interest bearing checking accounts</label>
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    <loc xlink:type="locator" xlink:label="us-gaap_InterestBearingDomesticDepositChecking" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InterestBearingDomesticDepositChecking"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestBearingDomesticDepositChecking_lbl" xml:lang="en-US">Checking accounts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestBearingDomesticDepositChecking" xlink:to="us-gaap_InterestBearingDomesticDepositChecking_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_InterestBearingDomesticDepositSavings" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InterestBearingDomesticDepositSavings"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestBearingDomesticDepositSavings_lbl" xml:lang="en-US">Savings Accounts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestBearingDomesticDepositSavings" xlink:to="us-gaap_InterestBearingDomesticDepositSavings_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DepositsMoneyMarketDeposits" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DepositsMoneyMarketDeposits"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DepositsMoneyMarketDeposits_lbl" xml:lang="en-US">Money market demand deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DepositsMoneyMarketDeposits" xlink:to="us-gaap_DepositsMoneyMarketDeposits_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TimeDepositMaturitiesTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TimeDepositMaturitiesTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TimeDepositMaturitiesTableTextBlock_lbl" xml:lang="en-US">Schedule of Maturities of Outstanding Certificates of Deposit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TimeDepositMaturitiesTableTextBlock" xlink:to="us-gaap_TimeDepositMaturitiesTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TimeDepositsNoncurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TimeDepositsNoncurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TimeDepositsNoncurrent_lbl" xml:lang="en-US">2025</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TimeDepositsNoncurrent" xlink:to="us-gaap_TimeDepositsNoncurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TimeDepositMaturitiesYearTwo" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TimeDepositMaturitiesYearTwo"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TimeDepositMaturitiesYearTwo_lbl" xml:lang="en-US">2026</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TimeDepositMaturitiesYearTwo" xlink:to="us-gaap_TimeDepositMaturitiesYearTwo_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TimeDepositMaturitiesYearThree" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TimeDepositMaturitiesYearThree"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TimeDepositMaturitiesYearThree_lbl" xml:lang="en-US">2027</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TimeDepositMaturitiesYearThree" xlink:to="us-gaap_TimeDepositMaturitiesYearThree_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TimeDepositMaturitiesYearFour" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TimeDepositMaturitiesYearFour"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TimeDepositMaturitiesYearFour_lbl" xml:lang="en-US">2028</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TimeDepositMaturitiesYearFour" xlink:to="us-gaap_TimeDepositMaturitiesYearFour_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TimeDepositMaturitiesAfterYearFive" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TimeDepositMaturitiesAfterYearFive"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TimeDepositMaturitiesAfterYearFive_lbl" xml:lang="en-US">2029 and thereafter</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TimeDepositMaturitiesAfterYearFive" xlink:to="us-gaap_TimeDepositMaturitiesAfterYearFive_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FederalHomeLoanBankAdvancesTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FederalHomeLoanBankAdvancesTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FederalHomeLoanBankAdvancesTextBlock_lbl" xml:lang="en-US">ADVANCES FROM THE FEDERAL HOME LOAN BANK</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FederalHomeLoanBankAdvancesTextBlock" xlink:to="us-gaap_FederalHomeLoanBankAdvancesTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FederalHomeLoanBankAdvancesTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FederalHomeLoanBankAdvancesTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FederalHomeLoanBankAdvancesTableTextBlock_lbl" xml:lang="en-US">Schedule of Advances from the Federal Home Loan Bank</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FederalHomeLoanBankAdvancesTableTextBlock" xlink:to="us-gaap_FederalHomeLoanBankAdvancesTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FederalHomeLoanBankAdvancesMaturitiesSummaryDueWithinOneYearOfBalanceSheetDate" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FederalHomeLoanBankAdvancesMaturitiesSummaryDueWithinOneYearOfBalanceSheetDate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FederalHomeLoanBankAdvancesMaturitiesSummaryDueWithinOneYearOfBalanceSheetDate_lbl" xml:lang="en-US">2024</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FederalHomeLoanBankAdvancesMaturitiesSummaryDueWithinOneYearOfBalanceSheetDate" xlink:to="us-gaap_FederalHomeLoanBankAdvancesMaturitiesSummaryDueWithinOneYearOfBalanceSheetDate_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromOneToTwoYearsOfBalanceSheetDate" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromOneToTwoYearsOfBalanceSheetDate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromOneToTwoYearsOfBalanceSheetDate_lbl" xml:lang="en-US">2025</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromOneToTwoYearsOfBalanceSheetDate" xlink:to="us-gaap_FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromOneToTwoYearsOfBalanceSheetDate_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromTwoToThreeYearsOfBalanceSheetDate" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromTwoToThreeYearsOfBalanceSheetDate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromTwoToThreeYearsOfBalanceSheetDate_lbl" xml:lang="en-US">2026</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromTwoToThreeYearsOfBalanceSheetDate" xlink:to="us-gaap_FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromTwoToThreeYearsOfBalanceSheetDate_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncomeTaxDisclosureTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeTaxDisclosureTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeTaxDisclosureTextBlock_lbl" xml:lang="en-US">INCOME TAXES</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxDisclosureTextBlock" xlink:to="us-gaap_IncomeTaxDisclosureTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_lbl" xml:lang="en-US">Schedule of Statutory Corporate Tax Rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" xlink:to="us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_lbl" xml:lang="en-US">Income tax expense (benefit) at the statutory rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate" xlink:to="us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_IncreaseDecreaseResultingFromAbstract" xlink:href="kffb-20240630.xsd#kffb_IncreaseDecreaseResultingFromAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_IncreaseDecreaseResultingFromAbstract_lbl" xml:lang="en-US">Increase (decrease) resulting from:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_IncreaseDecreaseResultingFromAbstract" xlink:to="kffb_IncreaseDecreaseResultingFromAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_lbl" xml:lang="en-US">State income tax expense (benefit)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes" xlink:to="us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses_lbl" xml:lang="en-US">Goodwill Impairment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses" xlink:to="us-gaap_IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncomeTaxReconciliationOtherAdjustments" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeTaxReconciliationOtherAdjustments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeTaxReconciliationOtherAdjustments_lbl" xml:lang="en-US">Other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxReconciliationOtherAdjustments" xlink:to="us-gaap_IncomeTaxReconciliationOtherAdjustments_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_lbl" xml:lang="en-US">Schedule of Net Deferred Tax Liability</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xlink:to="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_TaxesPayableRefundableOnTemporaryDifferencesAtEstimatedCorporateTaxRateAbstract" xlink:href="kffb-20240630.xsd#kffb_TaxesPayableRefundableOnTemporaryDifferencesAtEstimatedCorporateTaxRateAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_TaxesPayableRefundableOnTemporaryDifferencesAtEstimatedCorporateTaxRateAbstract_lbl" xml:lang="en-US">Taxes (payable) refundable on temporary differences at estimated corporate tax rate:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_TaxesPayableRefundableOnTemporaryDifferencesAtEstimatedCorporateTaxRateAbstract" xlink:to="kffb_TaxesPayableRefundableOnTemporaryDifferencesAtEstimatedCorporateTaxRateAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxAssetsNetAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredTaxAssetsNetAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsNetAbstract_lbl" xml:lang="en-US">Deferred tax assets:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsNetAbstract" xlink:to="us-gaap_DeferredTaxAssetsNetAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses_lbl" xml:lang="en-US">General loan loss allowance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_DeferredTaxAssetsUnfundedCommitments" xlink:href="kffb-20240630.xsd#kffb_DeferredTaxAssetsUnfundedCommitments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_DeferredTaxAssetsUnfundedCommitments_lbl" xml:lang="en-US">Unfunded Commitments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_DeferredTaxAssetsUnfundedCommitments" xlink:to="kffb_DeferredTaxAssetsUnfundedCommitments_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities_lbl" xml:lang="en-US">Accrued expenses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsFairValueAccountingAdjustmentsAtAcquisition" xlink:href="kffb-20240630.xsd#kffb_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsFairValueAccountingAdjustmentsAtAcquisition"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsFairValueAccountingAdjustmentsAtAcquisition_lbl" xml:lang="en-US">Fair value accounting adjustments at acquisition</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsFairValueAccountingAdjustmentsAtAcquisition" xlink:to="kffb_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsFairValueAccountingAdjustmentsAtAcquisition_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseOther" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseOther"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseOther_lbl" xml:lang="en-US">Nonaccrued interest on loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsTaxDeferredExpenseOther" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseOther_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxAssetsUnrealizedLossesOnTradingSecurities" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredTaxAssetsUnrealizedLossesOnTradingSecurities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsUnrealizedLossesOnTradingSecurities_lbl" xml:lang="en-US">Unrealized loss on available-for-sale securities</label>
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    <loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxLiabilitiesAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredTaxLiabilitiesAbstract"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl" xml:lang="en-US">LOAN COMMITMENTS</label>
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    <loc xlink:type="locator" xlink:label="us-gaap_OtherCommitmentsTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherCommitmentsTableTextBlock"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherCommitmentsTableTextBlock" xlink:to="us-gaap_OtherCommitmentsTableTextBlock_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnusedCommitmentAbstract_lbl" xml:lang="en-US">Unused commitment:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnusedCommitmentAbstract" xlink:to="kffb_UnusedCommitmentAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_UnusedCommitmentsToExtendCredit" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_UnusedCommitmentsToExtendCredit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_UnusedCommitmentsToExtendCredit_lbl" xml:lang="en-US">Outstanding loan commitments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UnusedCommitmentsToExtendCredit" xlink:to="us-gaap_UnusedCommitmentsToExtendCredit_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_OtherUnusedCommitmentsAbstract" xlink:href="kffb-20240630.xsd#kffb_OtherUnusedCommitmentsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_OtherUnusedCommitmentsAbstract_lbl" xml:lang="en-US">Other unused commitments:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_OtherUnusedCommitmentsAbstract" xlink:to="kffb_OtherUnusedCommitmentsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StockholdersEquityNoteDisclosureTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl" xml:lang="en-US">STOCKHOLDERS&apos; EQUITY AND REGULATORY CAPITAL</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:to="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock_lbl" xml:lang="en-US">Schedule of Company&#8217;s and Banks&#8217; Regulatory Capital</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock" xlink:to="us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_CommunityBankLeverageRatioAbstract" xlink:href="kffb-20240630.xsd#kffb_CommunityBankLeverageRatioAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_CommunityBankLeverageRatioAbstract_lbl" xml:lang="en-US">Community Bank Leverage Ratio:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CommunityBankLeverageRatioAbstract" xlink:to="kffb_CommunityBankLeverageRatioAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract51" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract51"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract51_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract51" xlink:to="kffb_UnlabeledAbstract51_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_June302024Abstract" xlink:href="kffb-20240630.xsd#kffb_June302024Abstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_June302024Abstract_lbl" xml:lang="en-US">June 30, 2024</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_June302024Abstract" xlink:to="kffb_June302024Abstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_Capital" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Capital"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_Capital_lbl" xml:lang="en-US">Actual Amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Capital" xlink:to="us-gaap_Capital_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TierOneLeverageCapitalToAverageAssets" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TierOneLeverageCapitalToAverageAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TierOneLeverageCapitalToAverageAssets_lbl" xml:lang="en-US">Actual Ratio</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TierOneLeverageCapitalToAverageAssets" xlink:to="us-gaap_TierOneLeverageCapitalToAverageAssets_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CapitalRequiredForCapitalAdequacy" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CapitalRequiredForCapitalAdequacy"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CapitalRequiredForCapitalAdequacy_lbl" xml:lang="en-US">For Capital Adequacy Purposes Amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CapitalRequiredForCapitalAdequacy" xlink:to="us-gaap_CapitalRequiredForCapitalAdequacy_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets_lbl" xml:lang="en-US">For Capital Adequacy Purposes Ratio</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets" xlink:to="us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract52" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract52"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract52_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract52" xlink:to="kffb_UnlabeledAbstract52_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_June302023Abstract0" xlink:href="kffb-20240630.xsd#kffb_June302023Abstract0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_June302023Abstract0_lbl" xml:lang="en-US">June 30, 2023</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_June302023Abstract0" xlink:to="kffb_June302023Abstract0_lbl"/>
    <loc xlink:type="locator" xlink:label="srt_CondensedFinancialStatementsTextBlock" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_CondensedFinancialStatementsTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="srt_CondensedFinancialStatementsTextBlock_lbl" xml:lang="en-US">CONDENSED FINANCIAL STATEMENTS OF KENTUCKY FIRST FEDERAL BANCORP</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_CondensedFinancialStatementsTextBlock" xlink:to="srt_CondensedFinancialStatementsTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="srt_ScheduleOfCondensedBalanceSheetTableTextBlock" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_ScheduleOfCondensedBalanceSheetTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="srt_ScheduleOfCondensedBalanceSheetTableTextBlock_lbl" xml:lang="en-US">Schedule of Balance Sheets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_ScheduleOfCondensedBalanceSheetTableTextBlock" xlink:to="srt_ScheduleOfCondensedBalanceSheetTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_Investments" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Investments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_Investments_lbl" xml:lang="en-US">Investment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Investments" xlink:to="us-gaap_Investments_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PrepaidExpenseAndOtherAssets" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PrepaidExpenseAndOtherAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PrepaidExpenseAndOtherAssets_lbl" xml:lang="en-US">Prepaid expenses and other assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PrepaidExpenseAndOtherAssets" xlink:to="us-gaap_PrepaidExpenseAndOtherAssets_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract53" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract53"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract53_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract53" xlink:to="kffb_UnlabeledAbstract53_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AccountsPayableAndOtherAccruedLiabilities" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccountsPayableAndOtherAccruedLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AccountsPayableAndOtherAccruedLiabilities_lbl" xml:lang="en-US">Accounts payable and other liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableAndOtherAccruedLiabilities" xlink:to="us-gaap_AccountsPayableAndOtherAccruedLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent_lbl" xml:lang="en-US">Accounts payable and other liabilities, total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent" xlink:to="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="srt_ScheduleOfCondensedIncomeStatementTableTextBlock" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_ScheduleOfCondensedIncomeStatementTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="srt_ScheduleOfCondensedIncomeStatementTableTextBlock_lbl" xml:lang="en-US">Schedule of Statements of Operations and Comprehensive (Loss) Income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_ScheduleOfCondensedIncomeStatementTableTextBlock" xlink:to="srt_ScheduleOfCondensedIncomeStatementTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncomeStatementAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeStatementAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeStatementAbstract_lbl" xml:lang="en-US">Income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeStatementAbstract" xlink:to="us-gaap_IncomeStatementAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_Dividends" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Dividends"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_Dividends_lbl" xml:lang="en-US">Dividends</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Dividends" xlink:to="us-gaap_Dividends_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_Dividends_lbl0" xml:lang="en-US">Dividends (in Dollars)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Dividends" xlink:to="us-gaap_Dividends_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_lbl" xml:lang="en-US">Other comprehensive (loss) income, net of tax-related effects:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:to="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_lbl" xml:lang="en-US">Unrealized holding losses on securities designated as available-for-sale during the year, net of taxes (benefits) of $30 and $(142) in 2024 and 2023, respectively</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:to="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_lbl"/>
    <loc xlink:type="locator" xlink:label="srt_ScheduleOfCondensedCashFlowStatementTableTextBlock" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_ScheduleOfCondensedCashFlowStatementTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="srt_ScheduleOfCondensedCashFlowStatementTableTextBlock_lbl" xml:lang="en-US">Schedule of Statements of Cash Flows</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_ScheduleOfCondensedCashFlowStatementTableTextBlock" xlink:to="srt_ScheduleOfCondensedCashFlowStatementTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EquityMethodInvestmentDividendsOrDistributions" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EquityMethodInvestmentDividendsOrDistributions"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EquityMethodInvestmentDividendsOrDistributions_lbl" xml:lang="en-US">Excess (deficit) distributions over earnings (undistributed earnings from consolidated subsidiaries</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityMethodInvestmentDividendsOrDistributions" xlink:to="us-gaap_EquityMethodInvestmentDividendsOrDistributions_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ShareBasedCompensation" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShareBasedCompensation"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ShareBasedCompensation_lbl" xml:lang="en-US">Noncash compensation expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensation" xlink:to="us-gaap_ShareBasedCompensation_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingLiabilities" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInOtherOperatingLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_lbl" xml:lang="en-US">Other liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOtherOperatingLiabilities" xlink:to="us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnlabeledAbstract54" xlink:href="kffb-20240630.xsd#kffb_UnlabeledAbstract54"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnlabeledAbstract54_lbl" xml:lang="en-US"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract54" xlink:to="kffb_UnlabeledAbstract54_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_PrincipalRepaidAndRefinancedDuringTheYear" xlink:href="kffb-20240630.xsd#kffb_PrincipalRepaidAndRefinancedDuringTheYear"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="kffb_PrincipalRepaidAndRefinancedDuringTheYear_lbl" xml:lang="en-US">Principal repaid and refinanced during the year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PrincipalRepaidAndRefinancedDuringTheYear" xlink:to="kffb_PrincipalRepaidAndRefinancedDuringTheYear_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_AllowanceforCreditLossLoansChargedOff" xlink:href="kffb-20240630.xsd#kffb_AllowanceforCreditLossLoansChargedOff"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="kffb_AllowanceforCreditLossLoansChargedOff_lbl" xml:lang="en-US">Credit Losses for Unfunded Liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_AllowanceforCreditLossLoansChargedOff" xlink:to="kffb_AllowanceforCreditLossLoansChargedOff_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ProvisionForRecoveryOfCreditLossesOnLoans" xlink:href="kffb-20240630.xsd#kffb_ProvisionForRecoveryOfCreditLossesOnLoans"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="kffb_ProvisionForRecoveryOfCreditLossesOnLoans_lbl" xml:lang="en-US">Provision for (recovery of) credit losses on loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ProvisionForRecoveryOfCreditLossesOnLoans" xlink:to="kffb_ProvisionForRecoveryOfCreditLossesOnLoans_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PaymentsForProceedsFromLifeInsurancePolicies" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsForProceedsFromLifeInsurancePolicies"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsForProceedsFromLifeInsurancePolicies_lbl" xml:lang="en-US">Cash surrender value of life insurance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsForProceedsFromLifeInsurancePolicies" xlink:to="us-gaap_PaymentsForProceedsFromLifeInsurancePolicies_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_DeferredTaxLiabilitiesFederalHomeLoanBankStockDividends" xlink:href="kffb-20240630.xsd#kffb_DeferredTaxLiabilitiesFederalHomeLoanBankStockDividends"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="kffb_DeferredTaxLiabilitiesFederalHomeLoanBankStockDividends_lbl" xml:lang="en-US">Federal Home Loan Bank stock dividends</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_DeferredTaxLiabilitiesFederalHomeLoanBankStockDividends" xlink:to="kffb_DeferredTaxLiabilitiesFederalHomeLoanBankStockDividends_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxLiabilitiesDeferredExpenseDeferredFinancingCosts" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredTaxLiabilitiesDeferredExpenseDeferredFinancingCosts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_DeferredTaxLiabilitiesDeferredExpenseDeferredFinancingCosts_lbl" xml:lang="en-US">Deferred loan origination costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxLiabilitiesDeferredExpenseDeferredFinancingCosts" xlink:to="us-gaap_DeferredTaxLiabilitiesDeferredExpenseDeferredFinancingCosts_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxLiabilitiesMortgageServicingRights" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredTaxLiabilitiesMortgageServicingRights"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_DeferredTaxLiabilitiesMortgageServicingRights_lbl" xml:lang="en-US">Loan servicing rights</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxLiabilitiesMortgageServicingRights" xlink:to="us-gaap_DeferredTaxLiabilitiesMortgageServicingRights_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent_lbl" xml:lang="en-US">Accrual to cash adjustment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent" xlink:to="us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_DeferredTaxLiabilitiesFairValueAccountingAdjustmentsOnAcquisition" xlink:href="kffb-20240630.xsd#kffb_DeferredTaxLiabilitiesFairValueAccountingAdjustmentsOnAcquisition"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="kffb_DeferredTaxLiabilitiesFairValueAccountingAdjustmentsOnAcquisition_lbl" xml:lang="en-US">Fair value accounting adjustments on acquisition</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_DeferredTaxLiabilitiesFairValueAccountingAdjustmentsOnAcquisition" xlink:to="kffb_DeferredTaxLiabilitiesFairValueAccountingAdjustmentsOnAcquisition_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredIncomeTaxLiabilities" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredIncomeTaxLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:label="us-gaap_DeferredIncomeTaxLiabilities_lbl" xml:lang="en-US">Total deferred tax liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredIncomeTaxLiabilities" xlink:to="us-gaap_DeferredIncomeTaxLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxLiabilities" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredTaxLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:label="us-gaap_DeferredTaxLiabilities_lbl" xml:lang="en-US">Net deferred tax liability</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxLiabilities" xlink:to="us-gaap_DeferredTaxLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_PaymentsForTreasuryStockPurchases" xlink:href="kffb-20240630.xsd#kffb_PaymentsForTreasuryStockPurchases"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="kffb_PaymentsForTreasuryStockPurchases_lbl" xml:lang="en-US">Treasury stock purchases</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PaymentsForTreasuryStockPurchases" xlink:to="kffb_PaymentsForTreasuryStockPurchases_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AssetBackedSecuritiesMember" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AssetBackedSecuritiesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AssetBackedSecuritiesMember_lbl" xml:lang="en-US">Asset-Backed Securities [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetBackedSecuritiesMember" xlink:to="us-gaap_AssetBackedSecuritiesMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FairValueMeasurementsRecurringMember" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueMeasurementsRecurringMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueMeasurementsRecurringMember_lbl" xml:lang="en-US">Fair Value, Recurring [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueMeasurementsRecurringMember" xlink:to="us-gaap_FairValueMeasurementsRecurringMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FairValueInputsLevel1Member" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueInputsLevel1Member_lbl" xml:lang="en-US">Quotes Prices in Active Markets for Identical Assets (Level 1) [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel1Member" xlink:to="us-gaap_FairValueInputsLevel1Member_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_FairValueInputsLevel1Member_lbl0" xml:lang="en-US">Level 1 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel1Member" xlink:to="us-gaap_FairValueInputsLevel1Member_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FairValueInputsLevel2Member" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueInputsLevel2Member_lbl" xml:lang="en-US">Significant Other Observable Inputs (Level 2) [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel2Member" xlink:to="us-gaap_FairValueInputsLevel2Member_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_FairValueInputsLevel2Member_lbl0" xml:lang="en-US">Level 2 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel2Member" xlink:to="us-gaap_FairValueInputsLevel2Member_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FairValueInputsLevel3Member" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueInputsLevel3Member_lbl" xml:lang="en-US">Significant Unobservable Inputs (Level 3) [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel3Member" xlink:to="us-gaap_FairValueInputsLevel3Member_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_FairValueInputsLevel3Member_lbl0" xml:lang="en-US">Level 3 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel3Member" xlink:to="us-gaap_FairValueInputsLevel3Member_lbl0"/>
    <loc xlink:type="locator" xlink:label="kffb_CarryingValueMember" xlink:href="kffb-20240630.xsd#kffb_CarryingValueMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_CarryingValueMember_lbl" xml:lang="en-US">Carrying Value [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CarryingValueMember" xlink:to="kffb_CarryingValueMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_FairValueMember" xlink:href="kffb-20240630.xsd#kffb_FairValueMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_FairValueMember_lbl" xml:lang="en-US">Fair Value [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FairValueMember" xlink:to="kffb_FairValueMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_AgencyMortgageBackedResidentialMember" xlink:href="kffb-20240630.xsd#kffb_AgencyMortgageBackedResidentialMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_AgencyMortgageBackedResidentialMember_lbl" xml:lang="en-US">Agency Mortgage-Backed Residential [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_AgencyMortgageBackedResidentialMember" xlink:to="kffb_AgencyMortgageBackedResidentialMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ResidentialPortfolioSegmentMember" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ResidentialPortfolioSegmentMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ResidentialPortfolioSegmentMember_lbl" xml:lang="en-US">Residential Real Estate [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ResidentialPortfolioSegmentMember" xlink:to="us-gaap_ResidentialPortfolioSegmentMember_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ResidentialPortfolioSegmentMember_lbl0" xml:lang="en-US">Residential Portfolio Segment [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ResidentialPortfolioSegmentMember" xlink:to="us-gaap_ResidentialPortfolioSegmentMember_lbl0"/>
    <loc xlink:type="locator" xlink:label="kffb_OneToFourFamilyMember" xlink:href="kffb-20240630.xsd#kffb_OneToFourFamilyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_OneToFourFamilyMember_lbl" xml:lang="en-US">One- To Four-Family [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_OneToFourFamilyMember" xlink:to="kffb_OneToFourFamilyMember_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="kffb_OneToFourFamilyMember_lbl0" xml:lang="en-US">One- to four-family [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_OneToFourFamilyMember" xlink:to="kffb_OneToFourFamilyMember_lbl0"/>
    <loc xlink:type="locator" xlink:label="kffb_MultiFamilyMember" xlink:href="kffb-20240630.xsd#kffb_MultiFamilyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_MultiFamilyMember_lbl" xml:lang="en-US">Multi-Family [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_MultiFamilyMember" xlink:to="kffb_MultiFamilyMember_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="kffb_MultiFamilyMember_lbl0" xml:lang="en-US">Multi-family [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_MultiFamilyMember" xlink:to="kffb_MultiFamilyMember_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ConstructionMember" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ConstructionMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ConstructionMember_lbl" xml:lang="en-US">Construction [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConstructionMember" xlink:to="us-gaap_ConstructionMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LandMember" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LandMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LandMember_lbl" xml:lang="en-US">Land [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LandMember" xlink:to="us-gaap_LandMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_FarmMember" xlink:href="kffb-20240630.xsd#kffb_FarmMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_FarmMember_lbl" xml:lang="en-US">Farm [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FarmMember" xlink:to="kffb_FarmMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_NonresidentialRealEstateMember" xlink:href="kffb-20240630.xsd#kffb_NonresidentialRealEstateMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_NonresidentialRealEstateMember_lbl" xml:lang="en-US">Nonresidential Real Estate [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_NonresidentialRealEstateMember" xlink:to="kffb_NonresidentialRealEstateMember_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="kffb_NonresidentialRealEstateMember_lbl0" xml:lang="en-US">Nonresidential real estate [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_NonresidentialRealEstateMember" xlink:to="kffb_NonresidentialRealEstateMember_lbl0"/>
    <loc xlink:type="locator" xlink:label="kffb_CommercialNonmortgageMember" xlink:href="kffb-20240630.xsd#kffb_CommercialNonmortgageMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_CommercialNonmortgageMember_lbl" xml:lang="en-US">Commercial and Industrial [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CommercialNonmortgageMember" xlink:to="kffb_CommercialNonmortgageMember_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="kffb_CommercialNonmortgageMember_lbl0" xml:lang="en-US">Commercial nonmortgage [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CommercialNonmortgageMember" xlink:to="kffb_CommercialNonmortgageMember_lbl0"/>
    <loc xlink:type="locator" xlink:label="kffb_ConsumerAndOtherMember" xlink:href="kffb-20240630.xsd#kffb_ConsumerAndOtherMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ConsumerAndOtherMember_lbl" xml:lang="en-US">Consumer and Other [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ConsumerAndOtherMember" xlink:to="kffb_ConsumerAndOtherMember_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="kffb_ConsumerAndOtherMember_lbl0" xml:lang="en-US">Consumer and other [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ConsumerAndOtherMember" xlink:to="kffb_ConsumerAndOtherMember_lbl0"/>
    <loc xlink:type="locator" xlink:label="kffb_LoansOnDepositsMember" xlink:href="kffb-20240630.xsd#kffb_LoansOnDepositsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_LoansOnDepositsMember_lbl" xml:lang="en-US">Loans on deposits [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansOnDepositsMember" xlink:to="kffb_LoansOnDepositsMember_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="kffb_LoansOnDepositsMember_lbl0" xml:lang="en-US">Loans on deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansOnDepositsMember" xlink:to="kffb_LoansOnDepositsMember_lbl0"/>
    <loc xlink:type="locator" xlink:label="kffb_HomesEquityMember" xlink:href="kffb-20240630.xsd#kffb_HomesEquityMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_HomesEquityMember_lbl" xml:lang="en-US">Home Equity [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_HomesEquityMember" xlink:to="kffb_HomesEquityMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AutomobilesMember" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AutomobilesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AutomobilesMember_lbl" xml:lang="en-US">Automobile [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AutomobilesMember" xlink:to="us-gaap_AutomobilesMember_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AutomobilesMember_lbl0" xml:lang="en-US">Automobiles [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AutomobilesMember" xlink:to="us-gaap_AutomobilesMember_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="us-gaap_AutomobilesMember_lbl1" xml:lang="en-US">Auto [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AutomobilesMember" xlink:to="us-gaap_AutomobilesMember_lbl1"/>
    <loc xlink:type="locator" xlink:label="kffb_UnsecuredMember" xlink:href="kffb-20240630.xsd#kffb_UnsecuredMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnsecuredMember_lbl" xml:lang="en-US">Unsecured [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnsecuredMember" xlink:to="kffb_UnsecuredMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_LoansIndividuallyAndCollectivelyEvaluatedForImpairmentMember" xlink:href="kffb-20240630.xsd#kffb_LoansIndividuallyAndCollectivelyEvaluatedForImpairmentMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_LoansIndividuallyAndCollectivelyEvaluatedForImpairmentMember_lbl" xml:lang="en-US">Loans individually and Collectively Evaluated for Impairment [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansIndividuallyAndCollectivelyEvaluatedForImpairmentMember" xlink:to="kffb_LoansIndividuallyAndCollectivelyEvaluatedForImpairmentMember_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="kffb_LoansIndividuallyAndCollectivelyEvaluatedForImpairmentMember_lbl0" xml:lang="en-US">Loans Collectivelly Evaluated for Impairment [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansIndividuallyAndCollectivelyEvaluatedForImpairmentMember" xlink:to="kffb_LoansIndividuallyAndCollectivelyEvaluatedForImpairmentMember_lbl0"/>
    <loc xlink:type="locator" xlink:label="kffb_CommercialAndIndustrialMember" xlink:href="kffb-20240630.xsd#kffb_CommercialAndIndustrialMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_CommercialAndIndustrialMember_lbl" xml:lang="en-US">Commercial and industrial [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CommercialAndIndustrialMember" xlink:to="kffb_CommercialAndIndustrialMember_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="kffb_CommercialAndIndustrialMember_lbl0" xml:lang="en-US">Commercial and Industrial [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CommercialAndIndustrialMember" xlink:to="kffb_CommercialAndIndustrialMember_lbl0"/>
    <loc xlink:type="locator" xlink:label="kffb_AmortizedCostBasisMember" xlink:href="kffb-20240630.xsd#kffb_AmortizedCostBasisMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_AmortizedCostBasisMember_lbl" xml:lang="en-US">Amortized Cost Basis [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_AmortizedCostBasisMember" xlink:to="kffb_AmortizedCostBasisMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_EndingAllowanceOnCollateralDependentLoansMember" xlink:href="kffb-20240630.xsd#kffb_EndingAllowanceOnCollateralDependentLoansMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_EndingAllowanceOnCollateralDependentLoansMember_lbl" xml:lang="en-US">Ending allowance on collateral- dependent loans [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_EndingAllowanceOnCollateralDependentLoansMember" xlink:to="kffb_EndingAllowanceOnCollateralDependentLoansMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_LoansIndividuallyEvaluatedForImpairmentMember" xlink:href="kffb-20240630.xsd#kffb_LoansIndividuallyEvaluatedForImpairmentMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_LoansIndividuallyEvaluatedForImpairmentMember_lbl" xml:lang="en-US">Loans individually evaluated for impairment [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansIndividuallyEvaluatedForImpairmentMember" xlink:to="kffb_LoansIndividuallyEvaluatedForImpairmentMember_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="kffb_LoansIndividuallyEvaluatedForImpairmentMember_lbl0" xml:lang="en-US">Loans Collectivelly Evaluated for Impairment [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansIndividuallyEvaluatedForImpairmentMember" xlink:to="kffb_LoansIndividuallyEvaluatedForImpairmentMember_lbl0"/>
    <loc xlink:type="locator" xlink:label="kffb_ResidentialRealEstateOneToFourFamilyMember" xlink:href="kffb-20240630.xsd#kffb_ResidentialRealEstateOneToFourFamilyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ResidentialRealEstateOneToFourFamilyMember_lbl" xml:lang="en-US">One-to four-family [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ResidentialRealEstateOneToFourFamilyMember" xlink:to="kffb_ResidentialRealEstateOneToFourFamilyMember_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="kffb_ResidentialRealEstateOneToFourFamilyMember_lbl0" xml:lang="en-US">One- to four-family [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ResidentialRealEstateOneToFourFamilyMember" xlink:to="kffb_ResidentialRealEstateOneToFourFamilyMember_lbl0"/>
    <loc xlink:type="locator" xlink:label="kffb_OneToFourfamilyOneMember" xlink:href="kffb-20240630.xsd#kffb_OneToFourfamilyOneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_OneToFourfamilyOneMember_lbl" xml:lang="en-US">One- to four-family [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_OneToFourfamilyOneMember" xlink:to="kffb_OneToFourfamilyOneMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ResidentialRealEstateMultiFamilyMember" xlink:href="kffb-20240630.xsd#kffb_ResidentialRealEstateMultiFamilyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ResidentialRealEstateMultiFamilyMember_lbl" xml:lang="en-US">Multi-family [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ResidentialRealEstateMultiFamilyMember" xlink:to="kffb_ResidentialRealEstateMultiFamilyMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ResidentialRealEstateConstructionMember" xlink:href="kffb-20240630.xsd#kffb_ResidentialRealEstateConstructionMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ResidentialRealEstateConstructionMember_lbl" xml:lang="en-US">Construction [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ResidentialRealEstateConstructionMember" xlink:to="kffb_ResidentialRealEstateConstructionMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_LandLoanMember" xlink:href="kffb-20240630.xsd#kffb_LandLoanMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_LandLoanMember_lbl" xml:lang="en-US">Land [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LandLoanMember" xlink:to="kffb_LandLoanMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_LoansCollectivelyEvaluatedForImpairmentMember" xlink:href="kffb-20240630.xsd#kffb_LoansCollectivelyEvaluatedForImpairmentMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_LoansCollectivelyEvaluatedForImpairmentMember_lbl" xml:lang="en-US">Loans Collectivelly Evaluated for Impairment [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansCollectivelyEvaluatedForImpairmentMember" xlink:to="kffb_LoansCollectivelyEvaluatedForImpairmentMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_LoansIndividuallyEvaluatedMember" xlink:href="kffb-20240630.xsd#kffb_LoansIndividuallyEvaluatedMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_LoansIndividuallyEvaluatedMember_lbl" xml:lang="en-US">Loans individually evaluated [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansIndividuallyEvaluatedMember" xlink:to="kffb_LoansIndividuallyEvaluatedMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_LoansAcquiredWithDeterioratedCreditQualityMember" xlink:href="kffb-20240630.xsd#kffb_LoansAcquiredWithDeterioratedCreditQualityMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_LoansAcquiredWithDeterioratedCreditQualityMember_lbl" xml:lang="en-US">Loans acquired with deteriorated credit quality [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansAcquiredWithDeterioratedCreditQualityMember" xlink:to="kffb_LoansAcquiredWithDeterioratedCreditQualityMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_EndingLoansBalanceMember" xlink:href="kffb-20240630.xsd#kffb_EndingLoansBalanceMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_EndingLoansBalanceMember_lbl" xml:lang="en-US">Ending loans balance [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_EndingLoansBalanceMember" xlink:to="kffb_EndingLoansBalanceMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_EndingAllowanceAttributedToLoansMember" xlink:href="kffb-20240630.xsd#kffb_EndingAllowanceAttributedToLoansMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_EndingAllowanceAttributedToLoansMember_lbl" xml:lang="en-US">Ending allowance attributed to loans [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_EndingAllowanceAttributedToLoansMember" xlink:to="kffb_EndingAllowanceAttributedToLoansMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ResidentialRealEstateMember" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ResidentialRealEstateMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ResidentialRealEstateMember_lbl" xml:lang="en-US">Residential Real Estate [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ResidentialRealEstateMember" xlink:to="us-gaap_ResidentialRealEstateMember_lbl"/>
    <loc xlink:type="locator" xlink:label="srt_MultifamilyMember" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_MultifamilyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="srt_MultifamilyMember_lbl" xml:lang="en-US">Multi-family [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_MultifamilyMember" xlink:to="srt_MultifamilyMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_HomeEquityLoanMember" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_HomeEquityLoanMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_HomeEquityLoanMember_lbl" xml:lang="en-US">Home equity [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HomeEquityLoanMember" xlink:to="us-gaap_HomeEquityLoanMember_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_HomeEquityLoanMember_lbl0" xml:lang="en-US">Home Equity Loan [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HomeEquityLoanMember" xlink:to="us-gaap_HomeEquityLoanMember_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="us-gaap_HomeEquityLoanMember_lbl1" xml:lang="en-US">Home Equity [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HomeEquityLoanMember" xlink:to="us-gaap_HomeEquityLoanMember_lbl1"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AutomobileLoanMember" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AutomobileLoanMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AutomobileLoanMember_lbl" xml:lang="en-US">Automobile [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AutomobileLoanMember" xlink:to="us-gaap_AutomobileLoanMember_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AutomobileLoanMember_lbl0" xml:lang="en-US">Automobile Loan [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AutomobileLoanMember" xlink:to="us-gaap_AutomobileLoanMember_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FinancingReceivables30To59DaysPastDueMember" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinancingReceivables30To59DaysPastDueMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FinancingReceivables30To59DaysPastDueMember_lbl" xml:lang="en-US">30-59 Days Past Due [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivables30To59DaysPastDueMember" xlink:to="us-gaap_FinancingReceivables30To59DaysPastDueMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FinancingReceivables60To89DaysPastDueMember" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinancingReceivables60To89DaysPastDueMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FinancingReceivables60To89DaysPastDueMember_lbl" xml:lang="en-US">60-89 Days Past Due [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivables60To89DaysPastDueMember" xlink:to="us-gaap_FinancingReceivables60To89DaysPastDueMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_lbl" xml:lang="en-US">90 Days or Greater [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember" xlink:to="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_lbl0" xml:lang="en-US">Greater than 90 Days Past Due [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember" xlink:to="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_lbl1" xml:lang="en-US">Financial Asset, Equal to or Greater than 90 Days Past Due [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember" xlink:to="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_lbl1"/>
    <loc xlink:type="locator" xlink:label="kffb_LoansNotPastDueMember" xlink:href="kffb-20240630.xsd#kffb_LoansNotPastDueMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_LoansNotPastDueMember_lbl" xml:lang="en-US">Loans Not Past Due [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansNotPastDueMember" xlink:to="kffb_LoansNotPastDueMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PassMember" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PassMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PassMember_lbl" xml:lang="en-US">Pass [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PassMember" xlink:to="us-gaap_PassMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SpecialMentionMember" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SpecialMentionMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SpecialMentionMember_lbl" xml:lang="en-US">Special mention [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SpecialMentionMember" xlink:to="us-gaap_SpecialMentionMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SubstandardMember" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SubstandardMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SubstandardMember_lbl" xml:lang="en-US">Substandard [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubstandardMember" xlink:to="us-gaap_SubstandardMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DoubtfulMember" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DoubtfulMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DoubtfulMember_lbl" xml:lang="en-US">Doubtful [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DoubtfulMember" xlink:to="us-gaap_DoubtfulMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_OneToFourfamilyResidentialRealEstateMember" xlink:href="kffb-20240630.xsd#kffb_OneToFourfamilyResidentialRealEstateMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_OneToFourfamilyResidentialRealEstateMember_lbl" xml:lang="en-US">One- to four-family residential real estate [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_OneToFourfamilyResidentialRealEstateMember" xlink:to="kffb_OneToFourfamilyResidentialRealEstateMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ConstructionLoansMember" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ConstructionLoansMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ConstructionLoansMember_lbl" xml:lang="en-US">Construction [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConstructionLoansMember" xlink:to="us-gaap_ConstructionLoansMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_FarmLoanMember" xlink:href="kffb-20240630.xsd#kffb_FarmLoanMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_FarmLoanMember_lbl" xml:lang="en-US">Farm [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FarmLoanMember" xlink:to="kffb_FarmLoanMember_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="kffb_FarmLoanMember_lbl0" xml:lang="en-US">Farm Loan [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FarmLoanMember" xlink:to="kffb_FarmLoanMember_lbl0"/>
    <loc xlink:type="locator" xlink:label="kffb_ShareLoansMember" xlink:href="kffb-20240630.xsd#kffb_ShareLoansMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ShareLoansMember_lbl" xml:lang="en-US">Share Loans [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ShareLoansMember" xlink:to="kffb_ShareLoansMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_UnsecuredLoanMember" xlink:href="kffb-20240630.xsd#kffb_UnsecuredLoanMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_UnsecuredLoanMember_lbl" xml:lang="en-US">Unsecured Loan Member</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnsecuredLoanMember" xlink:to="kffb_UnsecuredLoanMember_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="kffb_UnsecuredLoanMember_lbl0" xml:lang="en-US">Unsecured [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnsecuredLoanMember" xlink:to="kffb_UnsecuredLoanMember_lbl0"/>
    <loc xlink:type="locator" xlink:label="kffb_PreASC326AdoptionMember" xlink:href="kffb-20240630.xsd#kffb_PreASC326AdoptionMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_PreASC326AdoptionMember_lbl" xml:lang="en-US">Pre-ASC 326 Adoption [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PreASC326AdoptionMember" xlink:to="kffb_PreASC326AdoptionMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ImpactOfASC326AdoptionMember" xlink:href="kffb-20240630.xsd#kffb_ImpactOfASC326AdoptionMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ImpactOfASC326AdoptionMember_lbl" xml:lang="en-US">Impact of ASC 326 Adoption [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ImpactOfASC326AdoptionMember" xlink:to="kffb_ImpactOfASC326AdoptionMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_AsReportedUnderASC326Member" xlink:href="kffb-20240630.xsd#kffb_AsReportedUnderASC326Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_AsReportedUnderASC326Member_lbl" xml:lang="en-US">As Reported Under ASC 326 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_AsReportedUnderASC326Member" xlink:to="kffb_AsReportedUnderASC326Member_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_RevolvingOpenendLinesSecuredByRealEstateMember" xlink:href="kffb-20240630.xsd#kffb_RevolvingOpenendLinesSecuredByRealEstateMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_RevolvingOpenendLinesSecuredByRealEstateMember_lbl" xml:lang="en-US">Revolving open-end lines secured by real estate [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_RevolvingOpenendLinesSecuredByRealEstateMember" xlink:to="kffb_RevolvingOpenendLinesSecuredByRealEstateMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_CommitmentsToFundRealEstateConstructionLoansMember" xlink:href="kffb-20240630.xsd#kffb_CommitmentsToFundRealEstateConstructionLoansMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_CommitmentsToFundRealEstateConstructionLoansMember_lbl" xml:lang="en-US">Commitments to fund real estate construction loans [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CommitmentsToFundRealEstateConstructionLoansMember" xlink:to="kffb_CommitmentsToFundRealEstateConstructionLoansMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_CommercialAndIndustrialLoansMember" xlink:href="kffb-20240630.xsd#kffb_CommercialAndIndustrialLoansMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_CommercialAndIndustrialLoansMember_lbl" xml:lang="en-US">Commercial and industrial loans [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CommercialAndIndustrialLoansMember" xlink:to="kffb_CommercialAndIndustrialLoansMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_OtherMember" xlink:href="kffb-20240630.xsd#kffb_OtherMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_OtherMember_lbl" xml:lang="en-US">Other [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_OtherMember" xlink:to="kffb_OtherMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_LettersOfCreditMember" xlink:href="kffb-20240630.xsd#kffb_LettersOfCreditMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_LettersOfCreditMember_lbl" xml:lang="en-US">Letters of credit [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LettersOfCreditMember" xlink:to="kffb_LettersOfCreditMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_FixedMember" xlink:href="kffb-20240630.xsd#kffb_FixedMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_FixedMember_lbl" xml:lang="en-US">Fixed [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FixedMember" xlink:to="kffb_FixedMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_VariableMember" xlink:href="kffb-20240630.xsd#kffb_VariableMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_VariableMember_lbl" xml:lang="en-US">Variable [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_VariableMember" xlink:to="kffb_VariableMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_KentuckyFirstFederalBancorpMember" xlink:href="kffb-20240630.xsd#kffb_KentuckyFirstFederalBancorpMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_KentuckyFirstFederalBancorpMember_lbl" xml:lang="en-US">Kentucky First Federal Bancorp [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_KentuckyFirstFederalBancorpMember" xlink:to="kffb_KentuckyFirstFederalBancorpMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_FirstFederalSavingsAndLoanAssociationOfHazardMember" xlink:href="kffb-20240630.xsd#kffb_FirstFederalSavingsAndLoanAssociationOfHazardMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_FirstFederalSavingsAndLoanAssociationOfHazardMember_lbl" xml:lang="en-US">First Federal Savings and Loan Association of Hazard [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FirstFederalSavingsAndLoanAssociationOfHazardMember" xlink:to="kffb_FirstFederalSavingsAndLoanAssociationOfHazardMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_FirstFederalSavingsBankOfKentuckyMember" xlink:href="kffb-20240630.xsd#kffb_FirstFederalSavingsBankOfKentuckyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_FirstFederalSavingsBankOfKentuckyMember_lbl" xml:lang="en-US">First Federal Savings Bank of Kentucky [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FirstFederalSavingsBankOfKentuckyMember" xlink:to="kffb_FirstFederalSavingsBankOfKentuckyMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_FirstFederalOfHazardMember" xlink:href="kffb-20240630.xsd#kffb_FirstFederalOfHazardMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_FirstFederalOfHazardMember_lbl" xml:lang="en-US">First Federal of Hazard [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FirstFederalOfHazardMember" xlink:to="kffb_FirstFederalOfHazardMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_FirstFederalOfKentuckyMember" xlink:href="kffb-20240630.xsd#kffb_FirstFederalOfKentuckyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_FirstFederalOfKentuckyMember_lbl" xml:lang="en-US">First Federal of Kentucky [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FirstFederalOfKentuckyMember" xlink:to="kffb_FirstFederalOfKentuckyMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_FrankfortFirstMember" xlink:href="kffb-20240630.xsd#kffb_FrankfortFirstMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_FrankfortFirstMember_lbl" xml:lang="en-US">Frankfort First [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FrankfortFirstMember" xlink:to="kffb_FrankfortFirstMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl" xml:lang="en-US">Related and Nonrelated Parties [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:to="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis_lbl" xml:lang="en-US">Long-Lived Tangible Asset [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:to="us-gaap_PropertyPlantAndEquipmentByTypeAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="srt_RangeAxis" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_RangeAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_RangeAxis_lbl" xml:lang="en-US">Statistical Measurement [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_RangeAxis" xlink:to="srt_RangeAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RetirementPlanTypeAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RetirementPlanTypeAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RetirementPlanTypeAxis_lbl" xml:lang="en-US">Retirement Plan Type [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RetirementPlanTypeAxis" xlink:to="us-gaap_RetirementPlanTypeAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPDisclosuresByPlanAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EmployeeStockOwnershipPlanESOPDisclosuresByPlanAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPDisclosuresByPlanAxis_lbl" xml:lang="en-US">Employee Stock Ownership Plan (ESOP) Name [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeStockOwnershipPlanESOPDisclosuresByPlanAxis" xlink:to="us-gaap_EmployeeStockOwnershipPlanESOPDisclosuresByPlanAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RelatedPartyTransactionAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RelatedPartyTransactionAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionAxis_lbl" xml:lang="en-US">Related Party Transaction [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionAxis" xlink:to="us-gaap_RelatedPartyTransactionAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_lbl" xml:lang="en-US">Receivable Type [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis" xlink:to="us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TroubledDebtRestructuringDebtorSubsequentPeriodsAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TroubledDebtRestructuringDebtorSubsequentPeriodsAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TroubledDebtRestructuringDebtorSubsequentPeriodsAxis_lbl" xml:lang="en-US">Troubled Debt Restructuring, Debtor, Subsequent Periods [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TroubledDebtRestructuringDebtorSubsequentPeriodsAxis" xlink:to="us-gaap_TroubledDebtRestructuringDebtorSubsequentPeriodsAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FairValueByLiabilityClassAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueByLiabilityClassAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueByLiabilityClassAxis_lbl" xml:lang="en-US">Liability Class [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueByLiabilityClassAxis" xlink:to="us-gaap_FairValueByLiabilityClassAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncomeTaxAuthorityAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeTaxAuthorityAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxAuthorityAxis_lbl" xml:lang="en-US">Income Tax Jurisdiction [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxAuthorityAxis" xlink:to="us-gaap_IncomeTaxAuthorityAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TaxPeriodAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TaxPeriodAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TaxPeriodAxis_lbl" xml:lang="en-US">Tax Period [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TaxPeriodAxis" xlink:to="us-gaap_TaxPeriodAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ResidentialLoans" xlink:href="kffb-20240630.xsd#kffb_ResidentialLoans"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ResidentialLoans_lbl" xml:lang="en-US">Residential loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ResidentialLoans" xlink:to="kffb_ResidentialLoans_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_OtherLoans" xlink:href="kffb-20240630.xsd#kffb_OtherLoans"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_OtherLoans_lbl" xml:lang="en-US">Other loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_OtherLoans" xlink:to="kffb_OtherLoans_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_NonAccrualLoans" xlink:href="kffb-20240630.xsd#kffb_NonAccrualLoans"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_NonAccrualLoans_lbl" xml:lang="en-US">Non accrual loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_NonAccrualLoans" xlink:to="kffb_NonAccrualLoans_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_NonaccrualLoansAndLoansTermDue" xlink:href="kffb-20240630.xsd#kffb_NonaccrualLoansAndLoansTermDue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_NonaccrualLoansAndLoansTermDue_lbl" xml:lang="en-US">Nonaccrual loans and loans past due</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_NonaccrualLoansAndLoansTermDue" xlink:to="kffb_NonaccrualLoansAndLoansTermDue_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AmortizationOfMortgageServicingRightsMSRs" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AmortizationOfMortgageServicingRightsMSRs"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AmortizationOfMortgageServicingRightsMSRs_lbl" xml:lang="en-US">Amortization related to mortgage servicing rights</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AmortizationOfMortgageServicingRightsMSRs" xlink:to="us-gaap_AmortizationOfMortgageServicingRightsMSRs_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_MortgageServicingRightsMSRImpairmentRecovery" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_MortgageServicingRightsMSRImpairmentRecovery"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MortgageServicingRightsMSRImpairmentRecovery_lbl" xml:lang="en-US">Carrying value of mortgage servicing rights</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MortgageServicingRightsMSRImpairmentRecovery" xlink:to="us-gaap_MortgageServicingRightsMSRImpairmentRecovery_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PaymentsForProceedsFromMortgageServicingRights" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsForProceedsFromMortgageServicingRights"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PaymentsForProceedsFromMortgageServicingRights_lbl" xml:lang="en-US">Mortgage servicing rights</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsForProceedsFromMortgageServicingRights" xlink:to="us-gaap_PaymentsForProceedsFromMortgageServicingRights_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet_lbl" xml:lang="en-US">Mortgage loans and sold to the federal home loan bank</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet" xlink:to="us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FeesAndCommissionsMortgageBankingAndServicing" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FeesAndCommissionsMortgageBankingAndServicing"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FeesAndCommissionsMortgageBankingAndServicing_lbl" xml:lang="en-US">Loan servicing fee income. servicing fees</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FeesAndCommissionsMortgageBankingAndServicing" xlink:to="us-gaap_FeesAndCommissionsMortgageBankingAndServicing_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LoansHeldForSaleFairValueDisclosure" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LoansHeldForSaleFairValueDisclosure"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LoansHeldForSaleFairValueDisclosure_lbl" xml:lang="en-US">Lender reserve account held</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoansHeldForSaleFairValueDisclosure" xlink:to="us-gaap_LoansHeldForSaleFairValueDisclosure_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_MortgageLoans" xlink:href="kffb-20240630.xsd#kffb_MortgageLoans"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_MortgageLoans_lbl" xml:lang="en-US">Mortgage loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_MortgageLoans" xlink:to="kffb_MortgageLoans_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_PrivateMortgageInsurance" xlink:href="kffb-20240630.xsd#kffb_PrivateMortgageInsurance"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_PrivateMortgageInsurance_lbl" xml:lang="en-US">Private mortgage insurance, percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PrivateMortgageInsurance" xlink:to="kffb_PrivateMortgageInsurance_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_BorrowUpPercentage" xlink:href="kffb-20240630.xsd#kffb_BorrowUpPercentage"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_BorrowUpPercentage_lbl" xml:lang="en-US">Borrow up percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_BorrowUpPercentage" xlink:to="kffb_BorrowUpPercentage_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_LoanToValueRation" xlink:href="kffb-20240630.xsd#kffb_LoanToValueRation"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_LoanToValueRation_lbl" xml:lang="en-US">Loan to value ration</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoanToValueRation" xlink:to="kffb_LoanToValueRation_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ReportingUnitPercentageOfFairValueInExcessOfCarryingAmount" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ReportingUnitPercentageOfFairValueInExcessOfCarryingAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ReportingUnitPercentageOfFairValueInExcessOfCarryingAmount_lbl" xml:lang="en-US">Estimated value percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ReportingUnitPercentageOfFairValueInExcessOfCarryingAmount" xlink:to="us-gaap_ReportingUnitPercentageOfFairValueInExcessOfCarryingAmount_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_LoansTerm" xlink:href="kffb-20240630.xsd#kffb_LoansTerm"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_LoansTerm_lbl" xml:lang="en-US">Loans term</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansTerm" xlink:to="kffb_LoansTerm_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_LoansSecuredPercentage" xlink:href="kffb-20240630.xsd#kffb_LoansSecuredPercentage"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_LoansSecuredPercentage_lbl" xml:lang="en-US">Loans secured percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansSecuredPercentage" xlink:to="kffb_LoansSecuredPercentage_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PropertyPlantAndEquipmentUsefulLife" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentUsefulLife"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PropertyPlantAndEquipmentUsefulLife_lbl" xml:lang="en-US">Estimated useful lives of the assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentUsefulLife" xlink:to="us-gaap_PropertyPlantAndEquipmentUsefulLife_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_FixedAssetsHeldForSale" xlink:href="kffb-20240630.xsd#kffb_FixedAssetsHeldForSale"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_FixedAssetsHeldForSale_lbl" xml:lang="en-US">Fixed assets held for sale</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FixedAssetsHeldForSale" xlink:to="kffb_FixedAssetsHeldForSale_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EffectiveIncomeTaxRateContinuingOperations" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EffectiveIncomeTaxRateContinuingOperations_lbl" xml:lang="en-US">Tax benefit percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateContinuingOperations" xlink:to="us-gaap_EffectiveIncomeTaxRateContinuingOperations_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPCashContributionsToESOP" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EmployeeStockOwnershipPlanESOPCashContributionsToESOP"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPCashContributionsToESOP_lbl" xml:lang="en-US">Total contributions</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeStockOwnershipPlanESOPCashContributionsToESOP" xlink:to="us-gaap_EmployeeStockOwnershipPlanESOPCashContributionsToESOP_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent_lbl" xml:lang="en-US">Contribution percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent" xlink:to="us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeeAmount" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeeAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeeAmount_lbl" xml:lang="en-US">Expense related to the plan</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeeAmount" xlink:to="us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeeAmount_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DefinedBenefitPlanPlanAssetsTargetAllocationPercentage" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DefinedBenefitPlanPlanAssetsTargetAllocationPercentage"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DefinedBenefitPlanPlanAssetsTargetAllocationPercentage_lbl" xml:lang="en-US">Adjusted funding target attainment percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanPlanAssetsTargetAllocationPercentage" xlink:to="us-gaap_DefinedBenefitPlanPlanAssetsTargetAllocationPercentage_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LongTermDebtTerm" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongTermDebtTerm"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LongTermDebtTerm_lbl" xml:lang="en-US">Maturity term</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtTerm" xlink:to="us-gaap_LongTermDebtTerm_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DepositsAssets" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DepositsAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DepositsAssets_lbl" xml:lang="en-US">Deposits from related parties</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DepositsAssets" xlink:to="us-gaap_DepositsAssets_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_AdjustmentToAllowanceForLoanLosses" xlink:href="kffb-20240630.xsd#kffb_AdjustmentToAllowanceForLoanLosses"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_AdjustmentToAllowanceForLoanLosses_lbl" xml:lang="en-US">Adjustment to allowance for loan losses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_AdjustmentToAllowanceForLoanLosses" xlink:to="kffb_AdjustmentToAllowanceForLoanLosses_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RetainedEarningsUnappropriated" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RetainedEarningsUnappropriated"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RetainedEarningsUnappropriated_lbl" xml:lang="en-US">Retain earnings</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RetainedEarningsUnappropriated" xlink:to="us-gaap_RetainedEarningsUnappropriated_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxAssetsNet" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredTaxAssetsNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsNet_lbl" xml:lang="en-US">Deferred tax asset</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsNet" xlink:to="us-gaap_DeferredTaxAssetsNet_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_MortgageBackedSecuritiesHeldToMaturityFairValueDisclosure" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_MortgageBackedSecuritiesHeldToMaturityFairValueDisclosure"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MortgageBackedSecuritiesHeldToMaturityFairValueDisclosure_lbl" xml:lang="en-US">Mortgage-backed securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MortgageBackedSecuritiesHeldToMaturityFairValueDisclosure" xlink:to="us-gaap_MortgageBackedSecuritiesHeldToMaturityFairValueDisclosure_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_DebtSecuritiesUnrealizedLossPositionPercentage" xlink:href="kffb-20240630.xsd#kffb_DebtSecuritiesUnrealizedLossPositionPercentage"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_DebtSecuritiesUnrealizedLossPositionPercentage_lbl" xml:lang="en-US">Unrealized loss position percent</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_DebtSecuritiesUnrealizedLossPositionPercentage" xlink:to="kffb_DebtSecuritiesUnrealizedLossPositionPercentage_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SecurityDeposit" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SecurityDeposit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SecurityDeposit_lbl" xml:lang="en-US">Pledged securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SecurityDeposit" xlink:to="us-gaap_SecurityDeposit_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_OvernightDeposits" xlink:href="kffb-20240630.xsd#kffb_OvernightDeposits"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_OvernightDeposits_lbl" xml:lang="en-US">Overnight deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_OvernightDeposits" xlink:to="kffb_OvernightDeposits_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_DeferredLoanFees" xlink:href="kffb-20240630.xsd#kffb_DeferredLoanFees"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_DeferredLoanFees_lbl" xml:lang="en-US">Deferred loan fees</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_DeferredLoanFees" xlink:to="kffb_DeferredLoanFees_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_InvestmentNonAccrualLoansPastDueTerm" xlink:href="kffb-20240630.xsd#kffb_InvestmentNonAccrualLoansPastDueTerm"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_InvestmentNonAccrualLoansPastDueTerm_lbl" xml:lang="en-US">Loans on nonaccrual, term</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_InvestmentNonAccrualLoansPastDueTerm" xlink:to="kffb_InvestmentNonAccrualLoansPastDueTerm_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_MortgageLoansInProcessOfForeclosureAmount" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_MortgageLoansInProcessOfForeclosureAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MortgageLoansInProcessOfForeclosureAmount_lbl" xml:lang="en-US">Loans in process</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MortgageLoansInProcessOfForeclosureAmount" xlink:to="us-gaap_MortgageLoansInProcessOfForeclosureAmount_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TroubledDebtRestructuringDebtorSubsequentPeriodsContingentPaymentsAmount" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TroubledDebtRestructuringDebtorSubsequentPeriodsContingentPaymentsAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TroubledDebtRestructuringDebtorSubsequentPeriodsContingentPaymentsAmount_lbl" xml:lang="en-US">Loans classified</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TroubledDebtRestructuringDebtorSubsequentPeriodsContingentPaymentsAmount" xlink:to="us-gaap_TroubledDebtRestructuringDebtorSubsequentPeriodsContingentPaymentsAmount_lbl"/>
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    <loc xlink:type="locator" xlink:label="us-gaap_FinancingReceivableUnamortizedPurchasePremiumDiscount" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinancingReceivableUnamortizedPurchasePremiumDiscount"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableUnamortizedPurchasePremiumDiscount" xlink:to="us-gaap_FinancingReceivableUnamortizedPurchasePremiumDiscount_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_GoodwillImpairmentLossNetOfTax" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_GoodwillImpairmentLossNetOfTax"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_GoodwillImpairmentLossNetOfTax_lbl" xml:lang="en-US">Goodwill net of impairment losses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GoodwillImpairmentLossNetOfTax" xlink:to="us-gaap_GoodwillImpairmentLossNetOfTax_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_GoodwillAndIntangibleAssetImpairment_lbl" xml:lang="en-US">Impairment losses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GoodwillAndIntangibleAssetImpairment" xlink:to="us-gaap_GoodwillAndIntangibleAssetImpairment_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ImpairmentChargeOnReclassifiedAssets" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ImpairmentChargeOnReclassifiedAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ImpairmentChargeOnReclassifiedAssets_lbl" xml:lang="en-US">Goodwill impairment charge</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ImpairmentChargeOnReclassifiedAssets" xlink:to="us-gaap_ImpairmentChargeOnReclassifiedAssets_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_InterestBearingDomesticDepositCertificatesOfDeposits" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InterestBearingDomesticDepositCertificatesOfDeposits"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestBearingDomesticDepositCertificatesOfDeposits_lbl" xml:lang="en-US">Certificate of deposit accounts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestBearingDomesticDepositCertificatesOfDeposits" xlink:to="us-gaap_InterestBearingDomesticDepositCertificatesOfDeposits_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DepositAssets" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DepositAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DepositAssets_lbl" xml:lang="en-US">Deposit totaling</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DepositAssets" xlink:to="us-gaap_DepositAssets_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_InterestBearingDomesticDepositBrokered" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InterestBearingDomesticDepositBrokered"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestBearingDomesticDepositBrokered_lbl" xml:lang="en-US">Brokered certificates of deposit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestBearingDomesticDepositBrokered" xlink:to="us-gaap_InterestBearingDomesticDepositBrokered_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FederalHomeLoanBankAdvancesInterestRateOnAffordableHousingProgramSubsidizedLoans" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FederalHomeLoanBankAdvancesInterestRateOnAffordableHousingProgramSubsidizedLoans"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FederalHomeLoanBankAdvancesInterestRateOnAffordableHousingProgramSubsidizedLoans_lbl" xml:lang="en-US">Percentage of interest rates for advances</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FederalHomeLoanBankAdvancesInterestRateOnAffordableHousingProgramSubsidizedLoans" xlink:to="us-gaap_FederalHomeLoanBankAdvancesInterestRateOnAffordableHousingProgramSubsidizedLoans_lbl"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FederalHomeLoanBankAdvancesWeightedAverageInterestRate" xlink:to="us-gaap_FederalHomeLoanBankAdvancesWeightedAverageInterestRate_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LineOfCredit" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LineOfCredit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LineOfCredit_lbl" xml:lang="en-US">Line of credit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCredit" xlink:to="us-gaap_LineOfCredit_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OperatingLossCarryforwards" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingLossCarryforwards"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingLossCarryforwards_lbl" xml:lang="en-US">Net operating loss carryforward</label>
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    <loc xlink:type="locator" xlink:label="kffb_FederalNetOperatingLossOfCarriedForwardIndefinitely" xlink:href="kffb-20240630.xsd#kffb_FederalNetOperatingLossOfCarriedForwardIndefinitely"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_FederalNetOperatingLossOfCarriedForwardIndefinitely_lbl" xml:lang="en-US">Federal net operating loss of carried forward indefinitely</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FederalNetOperatingLossOfCarriedForwardIndefinitely" xlink:to="kffb_FederalNetOperatingLossOfCarriedForwardIndefinitely_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationDeductions" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationDeductions"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationDeductions_lbl" xml:lang="en-US">Percentage of bad debt deduction</label>
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    <loc xlink:type="locator" xlink:label="us-gaap_FederalStateAndLocalIncomeTaxExpenseBenefitContinuingOperations" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FederalStateAndLocalIncomeTaxExpenseBenefitContinuingOperations"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FederalStateAndLocalIncomeTaxExpenseBenefitContinuingOperations_lbl" xml:lang="en-US">Federal and state income taxes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FederalStateAndLocalIncomeTaxExpenseBenefitContinuingOperations" xlink:to="us-gaap_FederalStateAndLocalIncomeTaxExpenseBenefitContinuingOperations_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncomeTaxReconciliationDeductions" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeTaxReconciliationDeductions"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeTaxReconciliationDeductions_lbl" xml:lang="en-US">Bad debt deduction</label>
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    <loc xlink:type="locator" xlink:label="us-gaap_PropertyManagementFeePercentFee" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyManagementFeePercentFee"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PropertyManagementFeePercentFee_lbl" xml:lang="en-US">Percentage of housing-related finance</label>
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    <loc xlink:type="locator" xlink:label="kffb_CommonEquityTierOneCapitals" xlink:href="kffb-20240630.xsd#kffb_CommonEquityTierOneCapitals"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_CommonEquityTierOneCapitals_lbl" xml:lang="en-US">Common equity tier 1 capital ratio</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CommonEquityTierOneCapitals" xlink:to="kffb_CommonEquityTierOneCapitals_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_TierOneCapitalRatioOfAtLeast" xlink:href="kffb-20240630.xsd#kffb_TierOneCapitalRatioOfAtLeast"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_TierOneCapitalRatioOfAtLeast_lbl" xml:lang="en-US">Capital ratio of at least</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_TierOneCapitalRatioOfAtLeast" xlink:to="kffb_TierOneCapitalRatioOfAtLeast_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_CapitalRatioOfAtLeast" xlink:href="kffb-20240630.xsd#kffb_CapitalRatioOfAtLeast"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_CapitalRatioOfAtLeast_lbl" xml:lang="en-US">Capital ratio of at least</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CapitalRatioOfAtLeast" xlink:to="kffb_CapitalRatioOfAtLeast_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_LeverageRatioOfAtLeast" xlink:href="kffb-20240630.xsd#kffb_LeverageRatioOfAtLeast"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_LeverageRatioOfAtLeast_lbl" xml:lang="en-US">Leverage ratio of at least</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LeverageRatioOfAtLeast" xlink:to="kffb_LeverageRatioOfAtLeast_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_AverageTotalConsolidatedAssets" xlink:href="kffb-20240630.xsd#kffb_AverageTotalConsolidatedAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_AverageTotalConsolidatedAssets_lbl" xml:lang="en-US">Average total consolidated assets (in Dollars)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_AverageTotalConsolidatedAssets" xlink:to="kffb_AverageTotalConsolidatedAssets_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_LeverageRatio" xlink:href="kffb-20240630.xsd#kffb_LeverageRatio"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_LeverageRatio_lbl" xml:lang="en-US">Percentage of leverage ratio</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LeverageRatio" xlink:to="kffb_LeverageRatio_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_PercentageOfChangesTemporarily" xlink:href="kffb-20240630.xsd#kffb_PercentageOfChangesTemporarily"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_PercentageOfChangesTemporarily_lbl" xml:lang="en-US">Percentage of changes temporarily</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PercentageOfChangesTemporarily" xlink:to="kffb_PercentageOfChangesTemporarily_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_PercentageOfTransitionTemporary" xlink:href="kffb-20240630.xsd#kffb_PercentageOfTransitionTemporary"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_PercentageOfTransitionTemporary_lbl" xml:lang="en-US">Percentage of transition temporary</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PercentageOfTransitionTemporary" xlink:to="kffb_PercentageOfTransitionTemporary_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_PercentageOfTemporaryCBLR" xlink:href="kffb-20240630.xsd#kffb_PercentageOfTemporaryCBLR"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_PercentageOfTemporaryCBLR_lbl" xml:lang="en-US">Percentage of temporary CBLR</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PercentageOfTemporaryCBLR" xlink:to="kffb_PercentageOfTemporaryCBLR_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_PercentageOfMinimumCBLR" xlink:href="kffb-20240630.xsd#kffb_PercentageOfMinimumCBLR"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_PercentageOfMinimumCBLR_lbl" xml:lang="en-US">Percentage of minimum CBLR</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PercentageOfMinimumCBLR" xlink:to="kffb_PercentageOfMinimumCBLR_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_PercentageOfCommonEquityTierOneRiskBasedCapitalRatio" xlink:href="kffb-20240630.xsd#kffb_PercentageOfCommonEquityTierOneRiskBasedCapitalRatio"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_PercentageOfCommonEquityTierOneRiskBasedCapitalRatio_lbl" xml:lang="en-US">Percentage of common equity tier one risk-based capital ratio</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PercentageOfCommonEquityTierOneRiskBasedCapitalRatio" xlink:to="kffb_PercentageOfCommonEquityTierOneRiskBasedCapitalRatio_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_PercentageOfTierOneRiskBasedCapitalRatio" xlink:href="kffb-20240630.xsd#kffb_PercentageOfTierOneRiskBasedCapitalRatio"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_PercentageOfTierOneRiskBasedCapitalRatio_lbl" xml:lang="en-US">Percentage of tier one risk-based capital ratio</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PercentageOfTierOneRiskBasedCapitalRatio" xlink:to="kffb_PercentageOfTierOneRiskBasedCapitalRatio_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_PercentageOfTotalRiskBasedCapitalRatio" xlink:href="kffb-20240630.xsd#kffb_PercentageOfTotalRiskBasedCapitalRatio"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_PercentageOfTotalRiskBasedCapitalRatio_lbl" xml:lang="en-US">Percentage of total risk-based capital ratio</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PercentageOfTotalRiskBasedCapitalRatio" xlink:to="kffb_PercentageOfTotalRiskBasedCapitalRatio_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_PercentageOfTierOneLeverageRatio" xlink:href="kffb-20240630.xsd#kffb_PercentageOfTierOneLeverageRatio"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_PercentageOfTierOneLeverageRatio_lbl" xml:lang="en-US">Percentage of tier one leverage ratio</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PercentageOfTierOneLeverageRatio" xlink:to="kffb_PercentageOfTierOneLeverageRatio_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_PercentageOfBankingRegulationTotalRisksBasedCapitalRatioUnderCapitalizedMinimum" xlink:href="kffb-20240630.xsd#kffb_PercentageOfBankingRegulationTotalRisksBasedCapitalRatioUnderCapitalizedMinimum"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_PercentageOfBankingRegulationTotalRisksBasedCapitalRatioUnderCapitalizedMinimum_lbl" xml:lang="en-US">Percentage of CCB</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PercentageOfBankingRegulationTotalRisksBasedCapitalRatioUnderCapitalizedMinimum" xlink:to="kffb_PercentageOfBankingRegulationTotalRisksBasedCapitalRatioUnderCapitalizedMinimum_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ConsolidationPolicyTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ConsolidationPolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ConsolidationPolicyTextBlock_lbl" xml:lang="en-US">Principles of Consolidation</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConsolidationPolicyTextBlock" xlink:to="us-gaap_ConsolidationPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_UseOfEstimates" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_UseOfEstimates"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_UseOfEstimates_lbl" xml:lang="en-US">Use of Estimates</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UseOfEstimates" xlink:to="us-gaap_UseOfEstimates_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DebtPolicyTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtPolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtPolicyTextBlock_lbl" xml:lang="en-US">Debt Securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtPolicyTextBlock" xlink:to="us-gaap_DebtPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PolicyLoansReceivablePolicy" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PolicyLoansReceivablePolicy"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PolicyLoansReceivablePolicy_lbl" xml:lang="en-US">Loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PolicyLoansReceivablePolicy" xlink:to="us-gaap_PolicyLoansReceivablePolicy_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LoansAndLeasesReceivableMortgageBankingActivitiesPolicy" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LoansAndLeasesReceivableMortgageBankingActivitiesPolicy"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LoansAndLeasesReceivableMortgageBankingActivitiesPolicy_lbl" xml:lang="en-US">Loans held for sale, Mortgage Servicing Rights, and Lender Risk Account</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoansAndLeasesReceivableMortgageBankingActivitiesPolicy" xlink:to="us-gaap_LoansAndLeasesReceivableMortgageBankingActivitiesPolicy_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LoansAndLeasesReceivableAllowanceForLoanLossesPolicy" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LoansAndLeasesReceivableAllowanceForLoanLossesPolicy"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LoansAndLeasesReceivableAllowanceForLoanLossesPolicy_lbl" xml:lang="en-US">Allowance for Credit Losses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoansAndLeasesReceivableAllowanceForLoanLossesPolicy" xlink:to="us-gaap_LoansAndLeasesReceivableAllowanceForLoanLossesPolicy_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_FederalHomeLoanBankStockPolicyTextBlock" xlink:href="kffb-20240630.xsd#kffb_FederalHomeLoanBankStockPolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_FederalHomeLoanBankStockPolicyTextBlock_lbl" xml:lang="en-US">Federal Home Loan Bank Stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FederalHomeLoanBankStockPolicyTextBlock" xlink:to="kffb_FederalHomeLoanBankStockPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RealEstateOwnedValuationAllowancePolicy" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RealEstateOwnedValuationAllowancePolicy"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateOwnedValuationAllowancePolicy_lbl" xml:lang="en-US">Real Estate Owned</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateOwnedValuationAllowancePolicy" xlink:to="us-gaap_RealEstateOwnedValuationAllowancePolicy_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentPolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_lbl" xml:lang="en-US">Premises and Equipment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xlink:to="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncomeTaxPolicyTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeTaxPolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeTaxPolicyTextBlock_lbl" xml:lang="en-US">Income Taxes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxPolicyTextBlock" xlink:to="us-gaap_IncomeTaxPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PostemploymentBenefitPlansPolicy" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PostemploymentBenefitPlansPolicy"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PostemploymentBenefitPlansPolicy_lbl" xml:lang="en-US">Retirement and Employee Benefit Plans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PostemploymentBenefitPlansPolicy" xlink:to="us-gaap_PostemploymentBenefitPlansPolicy_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EarningsPerSharePolicyTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EarningsPerSharePolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EarningsPerSharePolicyTextBlock_lbl" xml:lang="en-US">Earnings Per Share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerSharePolicyTextBlock" xlink:to="us-gaap_EarningsPerSharePolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FairValueOfFinancialInstrumentsPolicy" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FairValueOfFinancialInstrumentsPolicy"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueOfFinancialInstrumentsPolicy_lbl" xml:lang="en-US">Fair Value of Assets and Liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueOfFinancialInstrumentsPolicy" xlink:to="us-gaap_FairValueOfFinancialInstrumentsPolicy_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CashAndCashEquivalentsPolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CashAndCashEquivalentsPolicyTextBlock_lbl" xml:lang="en-US">Cash and Cash Equivalents</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:to="us-gaap_CashAndCashEquivalentsPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_GoodwillAndIntangibleAssetsGoodwillPolicy" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_GoodwillAndIntangibleAssetsGoodwillPolicy"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_GoodwillAndIntangibleAssetsGoodwillPolicy_lbl" xml:lang="en-US">Goodwill</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GoodwillAndIntangibleAssetsGoodwillPolicy" xlink:to="us-gaap_GoodwillAndIntangibleAssetsGoodwillPolicy_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_CashSurrenderValueOfLifeInsurancePolicyTextBlock" xlink:href="kffb-20240630.xsd#kffb_CashSurrenderValueOfLifeInsurancePolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_CashSurrenderValueOfLifeInsurancePolicyTextBlock_lbl" xml:lang="en-US">Cash Surrender Value of Life Insurance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CashSurrenderValueOfLifeInsurancePolicyTextBlock" xlink:to="kffb_CashSurrenderValueOfLifeInsurancePolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_TreasuryStockPolicyTextBlock" xlink:href="kffb-20240630.xsd#kffb_TreasuryStockPolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_TreasuryStockPolicyTextBlock_lbl" xml:lang="en-US">Treasury Stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_TreasuryStockPolicyTextBlock" xlink:to="kffb_TreasuryStockPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_RelatedPartyTransactionsPolicyTextBlock" xlink:href="kffb-20240630.xsd#kffb_RelatedPartyTransactionsPolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_RelatedPartyTransactionsPolicyTextBlock_lbl" xml:lang="en-US">Related Party Transactions</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_RelatedPartyTransactionsPolicyTextBlock" xlink:to="kffb_RelatedPartyTransactionsPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ComprehensiveIncomePolicyPolicyTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ComprehensiveIncomePolicyPolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ComprehensiveIncomePolicyPolicyTextBlock_lbl" xml:lang="en-US">Comprehensive Income and Accumulated Comprehensive Income (Loss)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ComprehensiveIncomePolicyPolicyTextBlock" xlink:to="us-gaap_ComprehensiveIncomePolicyPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RevenueFromContractWithCustomerPolicyTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RevenueFromContractWithCustomerPolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_lbl" xml:lang="en-US">Revenue Recognition</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevenueFromContractWithCustomerPolicyTextBlock" xlink:to="us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CommitmentsAndContingenciesPolicyTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommitmentsAndContingenciesPolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommitmentsAndContingenciesPolicyTextBlock_lbl" xml:lang="en-US">Loss Contingencies</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommitmentsAndContingenciesPolicyTextBlock" xlink:to="us-gaap_CommitmentsAndContingenciesPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LoanCommitmentsPolicy" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LoanCommitmentsPolicy"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LoanCommitmentsPolicy_lbl" xml:lang="en-US">Loan Commitments and Related Financial Instruments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoanCommitmentsPolicy" xlink:to="us-gaap_LoanCommitmentsPolicy_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_DividendRestrictionPolicyTextBlock" xlink:href="kffb-20240630.xsd#kffb_DividendRestrictionPolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_DividendRestrictionPolicyTextBlock_lbl" xml:lang="en-US">Dividend Restriction</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_DividendRestrictionPolicyTextBlock" xlink:to="kffb_DividendRestrictionPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SegmentReportingPolicyPolicyTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SegmentReportingPolicyPolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SegmentReportingPolicyPolicyTextBlock_lbl" xml:lang="en-US">Operating Segments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SegmentReportingPolicyPolicyTextBlock" xlink:to="us-gaap_SegmentReportingPolicyPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PriorPeriodReclassificationAdjustmentDescription" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PriorPeriodReclassificationAdjustmentDescription"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PriorPeriodReclassificationAdjustmentDescription_lbl" xml:lang="en-US">Reclassifications</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PriorPeriodReclassificationAdjustmentDescription" xlink:to="us-gaap_PriorPeriodReclassificationAdjustmentDescription_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl" xml:lang="en-US">New Accounting Standards</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:to="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_MultifamilyAndNonresidentialLoansMember" xlink:href="kffb-20240630.xsd#kffb_MultifamilyAndNonresidentialLoansMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_MultifamilyAndNonresidentialLoansMember_lbl" xml:lang="en-US">Multi-family and Nonresidential Loans [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_MultifamilyAndNonresidentialLoansMember" xlink:to="kffb_MultifamilyAndNonresidentialLoansMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_ConsumerLendingMember" xlink:href="kffb-20240630.xsd#kffb_ConsumerLendingMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_ConsumerLendingMember_lbl" xml:lang="en-US">Consumer lending [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ConsumerLendingMember" xlink:to="kffb_ConsumerLendingMember_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_HomeEquityLoansMember" xlink:href="kffb-20240630.xsd#kffb_HomeEquityLoansMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="kffb_HomeEquityLoansMember_lbl" xml:lang="en-US">Home Equity Loans [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_HomeEquityLoansMember" xlink:to="kffb_HomeEquityLoansMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_BuildingMember" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_BuildingMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BuildingMember_lbl" xml:lang="en-US">Buildings [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BuildingMember" xlink:to="us-gaap_BuildingMember_lbl"/>
    <loc xlink:type="locator" xlink:label="srt_MaximumMember" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_MaximumMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="srt_MaximumMember_lbl" xml:lang="en-US">Maximum [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_MaximumMember" xlink:to="srt_MaximumMember_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementTable_lbl" xml:lang="en-US">Statement [Table]</label>
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    <loc xlink:type="locator" xlink:label="us-gaap_StatementLineItems" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementLineItems_lbl" xml:lang="en-US">Statement [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementLineItems" xlink:to="us-gaap_StatementLineItems_lbl"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueMeasurementFrequencyDomain" xlink:to="us-gaap_FairValueMeasurementFrequencyDomain_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_lbl" xml:lang="en-US">Financial Instruments [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_lbl"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable" xlink:to="us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_lbl"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableRecordedInvestmentLineItems" xlink:to="us-gaap_FinancingReceivableRecordedInvestmentLineItems_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionDomain_lbl" xml:lang="en-US">Related Party Transaction [Domain]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_SummaryofSignificantAccountingPoliciesDetailsTable_lbl" xml:lang="en-US">Summary of Significant Accounting Policies (Details) [Table]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_SummaryofSignificantAccountingPoliciesDetailsLineItems_lbl" xml:lang="en-US">Summary of Significant Accounting Policies [Line Items]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_SecuritiesDetailsTable_lbl" xml:lang="en-US">Securities (Details) [Table]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ReceivableTypeDomain_lbl" xml:lang="en-US">Receivable [Domain]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_LoansDetailsTable_lbl" xml:lang="en-US">Loans (Details) [Table]</label>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain" xlink:to="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_lbl"/>
    <loc xlink:type="locator" xlink:label="kffb_AdvancesfromtheFederalHomeLoanBankDetailsTable" xlink:href="kffb-20240630.xsd#kffb_AdvancesfromtheFederalHomeLoanBankDetailsTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_AdvancesfromtheFederalHomeLoanBankDetailsTable_lbl" xml:lang="en-US">Advances from the Federal Home Loan Bank (Details) [Table]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FederalHomeLoanBankAdvancesLineItems_lbl" xml:lang="en-US">Advances from the Federal Home Loan Bank [Line Items]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TaxPeriodDomain_lbl" xml:lang="en-US">Tax Period [Domain]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxAuthorityDomain_lbl" xml:lang="en-US">Income Tax Jurisdiction [Domain]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_StockholdersEquityandRegulatoryCapitalDetailsTable_lbl" xml:lang="en-US">Stockholders&#8217; Equity and Regulatory Capital (Details) [Table]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TemporaryEquityLineItems_lbl" xml:lang="en-US">Stockholders&#8217; Equity and Regulatory Capital [Line Items]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_AccretionOfPurchasedLoanCreditDiscount_lbl0" xml:lang="en-US">Accretion of purchased loan credit discount.</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_AdjustmentToAllowanceForLoanLosses_lbl0" xml:lang="en-US">Adjustment to allowance for loan losses.</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_AdoptionOfCECLNetOfTaxEffect_lbl0" xml:lang="en-US">Amount of Adoption of CECL, net of tax effect.&#xd;
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_AllowanceforCreditLossLoansChargedOff_lbl0" xml:lang="en-US">Loans charged off.</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_AverageTotalConsolidatedAssets_lbl0" xml:lang="en-US">Represent the amount of average total consolidated assets.</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_CashSurrenderValueOfLifeInsurancePolicyTextBlock_lbl0" xml:lang="en-US">The disclosure of accounting policies for cash surrender value of life insurance.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CashSurrenderValueOfLifeInsurancePolicyTextBlock" xlink:to="kffb_CashSurrenderValueOfLifeInsurancePolicyTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_CertainLoanAcquiredInTransferAccretableYield_lbl1" xml:lang="en-US">The aggregate excess of a loan&apos;s cash flows expected to be collected over the investor&apos;s initial investment in the loan. This relates to loans with deteriorating of credit quality since origination that were acquired by completion of a transfer for which it is probable, at acquisition, that the investor will be unable to collect all contractually required payments receivable.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CertainLoanAcquiredInTransferAccretableYield" xlink:to="kffb_CertainLoanAcquiredInTransferAccretableYield_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_CertificatesOfDeposit_lbl0" xml:lang="en-US">Certificates of deposit.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CertificatesOfDeposit" xlink:to="kffb_CertificatesOfDeposit_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_ChangesInCompositionOfRelatedParties_lbl0" xml:lang="en-US">Amount of changes in composition of related parties.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ChangesInCompositionOfRelatedParties" xlink:to="kffb_ChangesInCompositionOfRelatedParties_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_CommonEquityTierOneCapitals_lbl0" xml:lang="en-US">Percentage of tier 1 capital.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CommonEquityTierOneCapitals" xlink:to="kffb_CommonEquityTierOneCapitals_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_CreditLossesForUnfundedLiabilities_lbl0" xml:lang="en-US">Represents the amount of credit losses for unfunded liabilities.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CreditLossesForUnfundedLiabilities" xlink:to="kffb_CreditLossesForUnfundedLiabilities_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_DebtSecuritiesUnrealizedLossPositionPercentage_lbl0" xml:lang="en-US">Percentage of debt securities unrealized loss position.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_DebtSecuritiesUnrealizedLossPositionPercentage" xlink:to="kffb_DebtSecuritiesUnrealizedLossPositionPercentage_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_DeferredLoanFees_lbl0" xml:lang="en-US">The amount of deferred loan fees.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_DeferredLoanFees" xlink:to="kffb_DeferredLoanFees_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsFairValueAccountingAdjustmentsAtAcquisition_lbl0" xml:lang="en-US">Fair value accounting adjustments at acquisition.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsFairValueAccountingAdjustmentsAtAcquisition" xlink:to="kffb_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsFairValueAccountingAdjustmentsAtAcquisition_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_DeferredTaxAssetsUnfundedCommitments_lbl0" xml:lang="en-US">Unfunded commitments.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_DeferredTaxAssetsUnfundedCommitments" xlink:to="kffb_DeferredTaxAssetsUnfundedCommitments_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_DeferredTaxLiabilitiesFairValueAccountingAdjustmentsOnAcquisition_lbl0" xml:lang="en-US">Fair value accounting adjustments on acquisition.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_DeferredTaxLiabilitiesFairValueAccountingAdjustmentsOnAcquisition" xlink:to="kffb_DeferredTaxLiabilitiesFairValueAccountingAdjustmentsOnAcquisition_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_DeferredTaxLiabilitiesFederalHomeLoanBankStockDividends_lbl0" xml:lang="en-US">Federal Home Loan Bank stock dividends.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_DeferredTaxLiabilitiesFederalHomeLoanBankStockDividends" xlink:to="kffb_DeferredTaxLiabilitiesFederalHomeLoanBankStockDividends_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_DividendRestrictionPolicyTextBlock_lbl0" xml:lang="en-US">The disclosure of accounting policies for dividend restrictions.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_DividendRestrictionPolicyTextBlock" xlink:to="kffb_DividendRestrictionPolicyTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_FederalHomeLoanBankStockPolicyTextBlock_lbl0" xml:lang="en-US">Disclosure of accounting policy for federal home loan bank stock.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FederalHomeLoanBankStockPolicyTextBlock" xlink:to="kffb_FederalHomeLoanBankStockPolicyTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_FederalNetOperatingLossOfCarriedForwardIndefinitely_lbl0" xml:lang="en-US">The amount of federal net operating loss of carried forward indefinitely.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FederalNetOperatingLossOfCarriedForwardIndefinitely" xlink:to="kffb_FederalNetOperatingLossOfCarriedForwardIndefinitely_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_FinancialReceivablePass_lbl0" xml:lang="en-US">Amount of financial receivable pass.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FinancialReceivablePass" xlink:to="kffb_FinancialReceivablePass_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_FinancialReceivablesDoubtfuls_lbl0" xml:lang="en-US">Amount of financial receivables doubtful.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FinancialReceivablesDoubtfuls" xlink:to="kffb_FinancialReceivablesDoubtfuls_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_FinancialReceivablesSpecialMention_lbl0" xml:lang="en-US">Amount of financial receivables special mention.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FinancialReceivablesSpecialMention" xlink:to="kffb_FinancialReceivablesSpecialMention_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_FinancialReceivablesSubstandard_lbl0" xml:lang="en-US">Amount of financial receivables substandard.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FinancialReceivablesSubstandard" xlink:to="kffb_FinancialReceivablesSubstandard_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_FinancingReceivablesRecordedInvestmentCurrent_lbl0" xml:lang="en-US">Amount of financing receivable not past due.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FinancingReceivablesRecordedInvestmentCurrent" xlink:to="kffb_FinancingReceivablesRecordedInvestmentCurrent_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_FinancingReceivablesRecordedInvestmentPastDue_lbl0" xml:lang="en-US">Amount of financing receivable past due.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FinancingReceivablesRecordedInvestmentPastDue" xlink:to="kffb_FinancingReceivablesRecordedInvestmentPastDue_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_FixedAssetsHeldForSale_lbl0" xml:lang="en-US">The amount of fixed assets held for sale.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FixedAssetsHeldForSale" xlink:to="kffb_FixedAssetsHeldForSale_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalanceAndRecordedInvestment_lbl0" xml:lang="en-US">Unpaid principal balance and recorded investment.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalanceAndRecordedInvestment" xlink:to="kffb_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalanceAndRecordedInvestment_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalanceAndRecordedInvestment_lbl0" xml:lang="en-US">The amount of unpaid principal balance and recorded investment, total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalanceAndRecordedInvestment" xlink:to="kffb_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalanceAndRecordedInvestment_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceAverageRecordedInvestment_lbl0" xml:lang="en-US">Amount of average investment of impaired financing receivables for which there is no related allowance for credit losses.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceAverageRecordedInvestment" xlink:to="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceAverageRecordedInvestment_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceForLoanLossesAllocated_lbl0" xml:lang="en-US">Allowance for loan losses allocated.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceForLoanLossesAllocated" xlink:to="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceForLoanLossesAllocated_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceInterestIncomeAccrualMethod_lbl0" xml:lang="en-US">Interest income recognized.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceInterestIncomeAccrualMethod" xlink:to="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceInterestIncomeAccrualMethod_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceInterestIncomeCashBasisMethod_lbl0" xml:lang="en-US">Cash Basis Income Recognized.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceInterestIncomeCashBasisMethod" xlink:to="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceInterestIncomeCashBasisMethod_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceAverageRecordedInvestment_lbl0" xml:lang="en-US">Average Recorded Investment.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceAverageRecordedInvestment" xlink:to="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceAverageRecordedInvestment_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceForLoanLossesAllocated_lbl0" xml:lang="en-US">The amount of allowance for loan losses allocated, total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceForLoanLossesAllocated" xlink:to="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceForLoanLossesAllocated_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceInterestIncomeCashBasisMethod_lbl0" xml:lang="en-US">Cash Basis Income Recognized.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceInterestIncomeCashBasisMethod" xlink:to="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceInterestIncomeCashBasisMethod_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_InterestOnDepositsAndBorrowings_lbl0" xml:lang="en-US">Represents the amount of interest on deposits and borrowings.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_InterestOnDepositsAndBorrowings" xlink:to="kffb_InterestOnDepositsAndBorrowings_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_InvestmentNonAccrualLoansPastDueTerm_lbl0" xml:lang="en-US">Investment nonaccrual loans past due term.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_InvestmentNonAccrualLoansPastDueTerm" xlink:to="kffb_InvestmentNonAccrualLoansPastDueTerm_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_LeverageRatio_lbl0" xml:lang="en-US">Percentage of leverage ratio.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LeverageRatio" xlink:to="kffb_LeverageRatio_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_LeverageRatioOfAtLeast_lbl0" xml:lang="en-US">Percentage of leverage ratio of at least.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LeverageRatioOfAtLeast" xlink:to="kffb_LeverageRatioOfAtLeast_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_LoanToValueRation_lbl0" xml:lang="en-US">Percentage of loan to value ration.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoanToValueRation" xlink:to="kffb_LoanToValueRation_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_LoansAndLeasesReceivableGrossCarryingAmount1_lbl0" xml:lang="en-US">Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansAndLeasesReceivableGrossCarryingAmount1" xlink:to="kffb_LoansAndLeasesReceivableGrossCarryingAmount1_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_LoansAndLeasesReceivablesImpairedInterestLostOnNonaccrualLoans_lbl1" xml:lang="en-US">Carrying amount of loans.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansAndLeasesReceivablesImpairedInterestLostOnNonaccrualLoans" xlink:to="kffb_LoansAndLeasesReceivablesImpairedInterestLostOnNonaccrualLoans_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_LoansChargedOff_lbl0" xml:lang="en-US">Amount of loans charged off.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansChargedOff" xlink:to="kffb_LoansChargedOff_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_LoansHeldForSale_lbl0" xml:lang="en-US">Loans held for sale.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansHeldForSale" xlink:to="kffb_LoansHeldForSale_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_LoansMadeOnSaleOfRealEstateOwned_lbl0" xml:lang="en-US">Amount of loans made on sale of real estate owned.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansMadeOnSaleOfRealEstateOwned" xlink:to="kffb_LoansMadeOnSaleOfRealEstateOwned_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_LoansSecuredPercentage_lbl0" xml:lang="en-US">Loans secured percentage.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansSecuredPercentage" xlink:to="kffb_LoansSecuredPercentage_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_LoansTerm_lbl0" xml:lang="en-US">Loans term.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansTerm" xlink:to="kffb_LoansTerm_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_MortgageLoans_lbl0" xml:lang="en-US">Mortgage loans.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_MortgageLoans" xlink:to="kffb_MortgageLoans_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_NonAccrualLoans_lbl0" xml:lang="en-US">non-accrual loans term.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_NonAccrualLoans" xlink:to="kffb_NonAccrualLoans_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_NonaccrualLoansAndLoansTermDue_lbl0" xml:lang="en-US">Nonaccrual loans and loans term</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_NonaccrualLoansAndLoansTermDue" xlink:to="kffb_NonaccrualLoansAndLoansTermDue_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_OtherLoans_lbl0" xml:lang="en-US">Other loans.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_OtherLoans" xlink:to="kffb_OtherLoans_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_OutsideServiceFees_lbl0" xml:lang="en-US">Outside service fees.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_OutsideServiceFees" xlink:to="kffb_OutsideServiceFees_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_OvernightDeposits_lbl0" xml:lang="en-US">Represents the amount of overnight deposits.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_OvernightDeposits" xlink:to="kffb_OvernightDeposits_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_PaymentsByBorrowersForTaxesAndInsuranceNet_lbl0" xml:lang="en-US">Payments by borrowers for taxes and insurance, net.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PaymentsByBorrowersForTaxesAndInsuranceNet" xlink:to="kffb_PaymentsByBorrowersForTaxesAndInsuranceNet_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_PaymentsForTreasuryStockPurchases_lbl0" xml:lang="en-US">The cash outflow from treasury stock purchases.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PaymentsForTreasuryStockPurchases" xlink:to="kffb_PaymentsForTreasuryStockPurchases_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_PercentageOfBankingRegulationTotalRisksBasedCapitalRatioUnderCapitalizedMinimum_lbl0" xml:lang="en-US">Percentage of banking regulation total risks based capital ratio under capitalized minimum.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PercentageOfBankingRegulationTotalRisksBasedCapitalRatioUnderCapitalizedMinimum" xlink:to="kffb_PercentageOfBankingRegulationTotalRisksBasedCapitalRatioUnderCapitalizedMinimum_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_PercentageOfChangesTemporarily_lbl0" xml:lang="en-US">Percentage of changes temporarily.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PercentageOfChangesTemporarily" xlink:to="kffb_PercentageOfChangesTemporarily_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_PercentageOfCommonEquityTierOneRiskBasedCapitalRatio_lbl0" xml:lang="en-US">Percentage of common equity tier one risk-based capital ratio.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PercentageOfCommonEquityTierOneRiskBasedCapitalRatio" xlink:to="kffb_PercentageOfCommonEquityTierOneRiskBasedCapitalRatio_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_PercentageOfMinimumCBLR_lbl0" xml:lang="en-US">Percentage of minimum CBLR.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PercentageOfMinimumCBLR" xlink:to="kffb_PercentageOfMinimumCBLR_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_PercentageOfTemporaryCBLR_lbl0" xml:lang="en-US">Percentage of temporary CBLR.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PercentageOfTemporaryCBLR" xlink:to="kffb_PercentageOfTemporaryCBLR_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_PercentageOfTierOneLeverageRatio_lbl0" xml:lang="en-US">Percentage of tier one leverage ratio.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PercentageOfTierOneLeverageRatio" xlink:to="kffb_PercentageOfTierOneLeverageRatio_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_PercentageOfTierOneRiskBasedCapitalRatio_lbl0" xml:lang="en-US">Percentage of tier one risk-based capital ratio.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PercentageOfTierOneRiskBasedCapitalRatio" xlink:to="kffb_PercentageOfTierOneRiskBasedCapitalRatio_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_PercentageOfTotalRiskBasedCapitalRatio_lbl0" xml:lang="en-US">Percentage of total risk-based capital ratio.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PercentageOfTotalRiskBasedCapitalRatio" xlink:to="kffb_PercentageOfTotalRiskBasedCapitalRatio_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_PercentageOfTransitionTemporary_lbl0" xml:lang="en-US">Percentage of transition temporary.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PercentageOfTransitionTemporary" xlink:to="kffb_PercentageOfTransitionTemporary_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_PrincipalDisbursedDuringTheYear_lbl0" xml:lang="en-US">Amount of principal disbursed during the year.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PrincipalDisbursedDuringTheYear" xlink:to="kffb_PrincipalDisbursedDuringTheYear_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_PrincipalRepaidAndRefinancedDuringTheYear_lbl0" xml:lang="en-US">Amount of principal repaid and refinanced during the year.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PrincipalRepaidAndRefinancedDuringTheYear" xlink:to="kffb_PrincipalRepaidAndRefinancedDuringTheYear_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_PrivateMortgageInsurance_lbl0" xml:lang="en-US">Private mortgage insurance.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PrivateMortgageInsurance" xlink:to="kffb_PrivateMortgageInsurance_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_ProceedsFromSaleOfRealEstateOwned_lbl0" xml:lang="en-US">Represents the amount of proceeds from sale of real estate owned.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ProceedsFromSaleOfRealEstateOwned" xlink:to="kffb_ProceedsFromSaleOfRealEstateOwned_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_ProvisionForRecoveryOfCreditLossesOnLoans_lbl0" xml:lang="en-US">Provision for (recovery of) credit losses on loans.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ProvisionForRecoveryOfCreditLossesOnLoans" xlink:to="kffb_ProvisionForRecoveryOfCreditLossesOnLoans_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_RegulatoryAssessment_lbl0" xml:lang="en-US">Regulatory assessments.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_RegulatoryAssessment" xlink:to="kffb_RegulatoryAssessment_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_RelatedPartyTransactionsPolicyTextBlock_lbl0" xml:lang="en-US">The disclosure of related party transactions.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_RelatedPartyTransactionsPolicyTextBlock" xlink:to="kffb_RelatedPartyTransactionsPolicyTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_ResidentialLoans_lbl0" xml:lang="en-US">Residential Loans.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ResidentialLoans" xlink:to="kffb_ResidentialLoans_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_Savings_lbl0" xml:lang="en-US">Savings.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_Savings" xlink:to="kffb_Savings_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_ScheduleCertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesTableTextBlock_lbl0" xml:lang="en-US">The entire tabular disclosure of the undiscounted sum of all amounts, including amounts deemed principal, interest, fees, penalties, and other under the loan, owed to the investor at the reporting date.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ScheduleCertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesTableTextBlock" xlink:to="kffb_ScheduleCertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesTableTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_ScheduleOfAccretableYieldOrIncomeExpectedToBeCollectedTableTextBlock_lbl0" xml:lang="en-US">Tabular disclosure of schedule of accretable yield, or income expected to be collected.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ScheduleOfAccretableYieldOrIncomeExpectedToBeCollectedTableTextBlock" xlink:to="kffb_ScheduleOfAccretableYieldOrIncomeExpectedToBeCollectedTableTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_ScheduleOfAmortizedCostBasisOfCollateralDependentLoansByPortfolioClassTableTextBlock_lbl0" xml:lang="en-US">Tabular disclosure of amortized cost basis of collateral-dependent loans by portfolio class.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ScheduleOfAmortizedCostBasisOfCollateralDependentLoansByPortfolioClassTableTextBlock" xlink:to="kffb_ScheduleOfAmortizedCostBasisOfCollateralDependentLoansByPortfolioClassTableTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_ScheduleOfClassificationOfLoansReceivableTableTextBlock_lbl0" xml:lang="en-US">Schedule of loan portfolio.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ScheduleOfClassificationOfLoansReceivableTableTextBlock" xlink:to="kffb_ScheduleOfClassificationOfLoansReceivableTableTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_ScheduleOfImpairedLoansByClassOfLoansTableTextBlock_lbl0" xml:lang="en-US">Tabular disclosure of impaired loans by class of loans.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ScheduleOfImpairedLoansByClassOfLoansTableTextBlock" xlink:to="kffb_ScheduleOfImpairedLoansByClassOfLoansTableTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_ScheduleOfImpairedLoansReceivableAdditionalInformationTableTextBlock_lbl0" xml:lang="en-US">Schedule Of Impaired Loans Receivable Additional Information Table Text Block.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ScheduleOfImpairedLoansReceivableAdditionalInformationTableTextBlock" xlink:to="kffb_ScheduleOfImpairedLoansReceivableAdditionalInformationTableTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_StateNetOperatingLossIsCarriedForwardIndefinitely_lbl0" xml:lang="en-US">The amount of state net operating loss is carried forward indefinitely.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_StateNetOperatingLossIsCarriedForwardIndefinitely" xlink:to="kffb_StateNetOperatingLossIsCarriedForwardIndefinitely_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_TierOneCapitalRatioOfAtLeast_lbl0" xml:lang="en-US">Percentage of tier 1 capital ratio of at least.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_TierOneCapitalRatioOfAtLeast" xlink:to="kffb_TierOneCapitalRatioOfAtLeast_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="kffb_TreasuryStockPolicyTextBlock_lbl0" xml:lang="en-US">The disclosure of accounting policies for treasury stock.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_TreasuryStockPolicyTextBlock" xlink:to="kffb_TreasuryStockPolicyTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_WithNoRelatedAllowanceRecordedAbstract_lbl0" xml:lang="en-US">With No Related Allowance Recorded Abstract</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_WithNoRelatedAllowanceRecordedAbstract" xlink:to="kffb_WithNoRelatedAllowanceRecordedAbstract_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsLiabilitiesNet_lbl0" xml:lang="en-US">Deferred Tax Assets, Net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsLiabilitiesNet" xlink:to="us-gaap_DeferredTaxAssetsLiabilitiesNet_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherCommitmentsTableTextBlock_lbl0" xml:lang="en-US">Other Commitments [Table Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherCommitmentsTableTextBlock" xlink:to="us-gaap_OtherCommitmentsTableTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ProvisionForRecoveryOfCreditLossesOnLoans_lbl1" xml:lang="en-US">Provision For Recovery Of Credit Losses On Loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ProvisionForRecoveryOfCreditLossesOnLoans" xlink:to="kffb_ProvisionForRecoveryOfCreditLossesOnLoans_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerShareDiluted_lbl0" xml:lang="en-US">Earnings Per Share, Diluted</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareDiluted" xlink:to="us-gaap_EarningsPerShareDiluted_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountsPayableAndOtherAccruedLiabilities_lbl0" xml:lang="en-US">Accounts Payable and Other Accrued Liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableAndOtherAccruedLiabilities" xlink:to="us-gaap_AccountsPayableAndOtherAccruedLiabilities_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AmortizationOfMortgageServicingRightsMSRs_lbl0" xml:lang="en-US">Amortization of Mortgage Servicing Rights (MSRs)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AmortizationOfMortgageServicingRightsMSRs" xlink:to="us-gaap_AmortizationOfMortgageServicingRightsMSRs_lbl0"/>
    <loc xlink:type="locator" xlink:label="kffb_ScheduleOfNetDeferredTaxLiabilityAbstract" xlink:href="kffb-20240630.xsd#kffb_ScheduleOfNetDeferredTaxLiabilityAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ScheduleOfNetDeferredTaxLiabilityAbstract_lbl" xml:lang="en-US">Schedule Of Net Deferred Tax Liability Abstract</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ScheduleOfNetDeferredTaxLiabilityAbstract" xlink:to="kffb_ScheduleOfNetDeferredTaxLiabilityAbstract_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AmortizationOfDeferredLoanOriginationFeesNet_lbl0" xml:lang="en-US">Amortization of Deferred Loan Origination Fees, Net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AmortizationOfDeferredLoanOriginationFeesNet" xlink:to="us-gaap_AmortizationOfDeferredLoanOriginationFeesNet_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ShareLoansMember_lbl0" xml:lang="en-US">Share Loans Member</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ShareLoansMember" xlink:to="kffb_ShareLoansMember_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsFairValueAccountingAdjustmentsAtAcquisition_lbl1" xml:lang="en-US">Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Fair Value Accounting Adjustments At Acquisition</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsFairValueAccountingAdjustmentsAtAcquisition" xlink:to="kffb_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsFairValueAccountingAdjustmentsAtAcquisition_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FinancingReceivablesTextBlock_lbl0" xml:lang="en-US">Financing Receivables [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivablesTextBlock" xlink:to="us-gaap_FinancingReceivablesTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPCashContributionsToESOP_lbl0" xml:lang="en-US">Employee Stock Ownership Plan (ESOP), Cash Contributions to ESOP</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeStockOwnershipPlanESOPCashContributionsToESOP" xlink:to="us-gaap_EmployeeStockOwnershipPlanESOPCashContributionsToESOP_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_FederalNetOperatingLossCarryforwardMember_lbl0" xml:lang="en-US">Federal Net Operating Loss Carryforward Member</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FederalNetOperatingLossCarryforwardMember" xlink:to="kffb_FederalNetOperatingLossCarryforwardMember_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_lbl0" xml:lang="en-US">OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:to="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_CreditLossesForUnfundedLiabilities_lbl1" xml:lang="en-US">Credit Losses For Unfunded Liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CreditLossesForUnfundedLiabilities" xlink:to="kffb_CreditLossesForUnfundedLiabilities_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOP_lbl1" xml:lang="en-US">Employee Stock Ownership Plan (ESOP), Shares in ESOP</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOP" xlink:to="us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOP_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_CommercialAndIndustrialAbstract_lbl0" xml:lang="en-US">Commercial And Industrial Abstract</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CommercialAndIndustrialAbstract" xlink:to="kffb_CommercialAndIndustrialAbstract_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock_lbl0" xml:lang="en-US">Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations [Table Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock" xlink:to="us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ConsumerLendingMember_lbl0" xml:lang="en-US">Consumer Lending Member</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FinancingReceivableRevolving_lbl0" xml:lang="en-US">Financing Receivable, Revolving</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FederalHomeLoanBankAdvancesLongTerm_lbl0" xml:lang="en-US">Long-Term Federal Home Loan Bank Advances</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdditionalPaidInCapital_lbl0" xml:lang="en-US">Additional Paid in Capital</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ScheduleOfAccretableYieldOrIncomeExpectedToBeCollectedTableTextBlock_lbl1" xml:lang="en-US">Schedule Of Accretable Yield Or Income Expected To Be Collected Table Text Block</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueByBalanceSheetGroupingTextBlock_lbl0" xml:lang="en-US">Fair Value, by Balance Sheet Grouping [Table Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueByBalanceSheetGroupingTextBlock" xlink:to="us-gaap_FairValueByBalanceSheetGroupingTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestIncomeOperating_lbl1" xml:lang="en-US">Interest Income, Operating</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl0" xml:lang="en-US">Net Cash Provided by (Used in) Operating Activities [Abstract]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_EndingLoansBalanceMember_lbl0" xml:lang="en-US">Ending Loans Balance Member</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityAbstract_lbl0" xml:lang="en-US">Equity, Attributable to Parent [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityAbstract" xlink:to="us-gaap_StockholdersEquityAbstract_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_FarmLoanMember_lbl1" xml:lang="en-US">Farm Loan Member</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationDeductions_lbl0" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Deduction, Percent</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashAndCashEquivalentsFairValueDisclosure_lbl0" xml:lang="en-US">Cash and Cash Equivalents, Fair Value Disclosure</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_MinimumMember_lbl0" xml:lang="en-US">Minimum [Member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl0" xml:lang="en-US">Retained Earnings (Accumulated Deficit)</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseOther_lbl0" xml:lang="en-US">Deferred Tax Assets, Tax Deferred Expense, Other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsTaxDeferredExpenseOther" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseOther_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl0" xml:lang="en-US">Payments to Acquire Property, Plant, and Equipment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:to="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment_lbl0" xml:lang="en-US">Financing Receivable, Collectively Evaluated for Credit Loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment" xlink:to="us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockSharesAuthorized_lbl0" xml:lang="en-US">Preferred Stock, Shares Authorized</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockSharesAuthorized" xlink:to="us-gaap_PreferredStockSharesAuthorized_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss_lbl0" xml:lang="en-US">Interest Income (Expense), after Provision for Loan Loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss" xlink:to="us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear_lbl0" xml:lang="en-US">Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear" xlink:to="us-gaap_FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl0" xml:lang="en-US">Preferred Stock, Shares Outstanding</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ReportingUnitPercentageOfFairValueInExcessOfCarryingAmount_lbl0" xml:lang="en-US">Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ReportingUnitPercentageOfFairValueInExcessOfCarryingAmount" xlink:to="us-gaap_ReportingUnitPercentageOfFairValueInExcessOfCarryingAmount_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ConsumerAndOtherMember_lbl1" xml:lang="en-US">Consumer And Other Member</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxPolicyTextBlock_lbl0" xml:lang="en-US">Income Tax, Policy [Policy Text Block]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale_lbl0" xml:lang="en-US">Proceeds from Sale, Loan, Mortgage, Held-for-Sale</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl0" xml:lang="en-US">Common Stock, Shares Authorized</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_NonaccrualLoansAndLoansTermDue_lbl1" xml:lang="en-US">Nonaccrual Loans And Loans Term Due</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MortgagesHeldForSaleFairValueDisclosure_lbl1" xml:lang="en-US">Loan, Mortgage, Held-for-Sale, Fair Value Disclosure</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_LoanToValueRation_lbl1" xml:lang="en-US">Loan To Value Ration</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AutomobilesMember_lbl2" xml:lang="en-US">Automobiles [Member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestExpenseAbstract_lbl0" xml:lang="en-US">Interest Expense, Operating and Nonoperating [Abstract]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl0" xml:lang="en-US">Net Cash Provided by (Used in) Financing Activities [Abstract]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ResidentialRealEstateMultiFamilyMember_lbl0" xml:lang="en-US">Residential Real Estate Multi Family Member</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FederalHomeLoanBankBorrowingsMember_lbl0" xml:lang="en-US">Federal Home Loan Bank Borrowings [Member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_OneToFourFamilyAbstract_lbl0" xml:lang="en-US">One To Four Family Abstract</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ProceedsFromSaleOfRealEstateOwned_lbl1" xml:lang="en-US">Proceeds From Sale Of Real Estate Owned</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_FarmAbstract_lbl0" xml:lang="en-US">Farm Abstract</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl0" xml:lang="en-US">Net Cash Provided by (Used in) Investing Activities [Abstract]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_AllowanceforCreditLossLoansRecoveries_lbl1" xml:lang="en-US">Allowancefor Credit Loss Loans Recoveries</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_Goodwill_lbl0" xml:lang="en-US">Goodwill</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLosses_lbl1" xml:lang="en-US">Financing Receivable, Allowance for Credit Loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableAllowanceForCreditLosses" xlink:to="us-gaap_FinancingReceivableAllowanceForCreditLosses_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GoodwillAndIntangibleAssetsGoodwillPolicy_lbl0" xml:lang="en-US">Goodwill and Intangible Assets, Goodwill, Policy [Policy Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GoodwillAndIntangibleAssetsGoodwillPolicy" xlink:to="us-gaap_GoodwillAndIntangibleAssetsGoodwillPolicy_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GainLossOnSaleOfPropertyPlantEquipment_lbl1" xml:lang="en-US">Gain (Loss) on Disposition of Property Plant Equipment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainLossOnSaleOfPropertyPlantEquipment" xlink:to="us-gaap_GainLossOnSaleOfPropertyPlantEquipment_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl0" xml:lang="en-US">AOCI Attributable to Parent [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:to="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear_lbl0" xml:lang="en-US">Financing Receivable, Originated, More than Five Years before Current Fiscal Year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear" xlink:to="us-gaap_FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MortgageLoansInProcessOfForeclosureAmount_lbl0" xml:lang="en-US">Mortgage Loans in Process of Foreclosure, Amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MortgageLoansInProcessOfForeclosureAmount" xlink:to="us-gaap_MortgageLoansInProcessOfForeclosureAmount_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_CommitmentsToFundRealEstateConstructionLoansMember_lbl0" xml:lang="en-US">Commitments To Fund Real Estate Construction Loans Member</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CommitmentsToFundRealEstateConstructionLoansMember" xlink:to="kffb_CommitmentsToFundRealEstateConstructionLoansMember_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PassMember_lbl0" xml:lang="en-US">Pass [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PassMember" xlink:to="us-gaap_PassMember_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_NonAccrualLoans_lbl1" xml:lang="en-US">Non Accrual Loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_NonAccrualLoans" xlink:to="kffb_NonAccrualLoans_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_DeferredTaxAssetsUnfundedCommitments_lbl1" xml:lang="en-US">Deferred Tax Assets Unfunded Commitments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_DeferredTaxAssetsUnfundedCommitments" xlink:to="kffb_DeferredTaxAssetsUnfundedCommitments_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock_lbl0" xml:lang="en-US">Financing Receivable, Allowance for Credit Loss [Table Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock" xlink:to="us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock_lbl0"/>
    <loc xlink:type="locator" xlink:label="kffb_ScheduleOfBalanceSheetsAbstract" xlink:href="kffb-20240630.xsd#kffb_ScheduleOfBalanceSheetsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ScheduleOfBalanceSheetsAbstract_lbl" xml:lang="en-US">Schedule Of Balance Sheets Abstract</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ScheduleOfBalanceSheetsAbstract" xlink:to="kffb_ScheduleOfBalanceSheetsAbstract_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_Deposits_lbl2" xml:lang="en-US">Deposits</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ResidentialLoans_lbl1" xml:lang="en-US">Residential Loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ResidentialLoans" xlink:to="kffb_ResidentialLoans_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_PercentageOfTotalRiskBasedCapitalRatio_lbl1" xml:lang="en-US">Percentage Of Total Risk Based Capital Ratio</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PercentageOfTotalRiskBasedCapitalRatio" xlink:to="kffb_PercentageOfTotalRiskBasedCapitalRatio_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceInterestIncomeCashBasisMethod_lbl1" xml:lang="en-US">Impaired Financing Receivables With No Related Allowance Interest Income Cash Basis Method</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceInterestIncomeCashBasisMethod" xlink:to="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceInterestIncomeCashBasisMethod_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_NonresidentialRealEstateAbstract_lbl0" xml:lang="en-US">Nonresidential Real Estate Abstract</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_NonresidentialRealEstateAbstract" xlink:to="kffb_NonresidentialRealEstateAbstract_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_LeverageRatio_lbl1" xml:lang="en-US">Leverage Ratio</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LeverageRatio" xlink:to="kffb_LeverageRatio_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities_lbl0" xml:lang="en-US">Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Accrued Liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_AsReportedUnderASC326Member_lbl0" xml:lang="en-US">As Reported Under ASC326 Member</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_AsReportedUnderASC326Member" xlink:to="kffb_AsReportedUnderASC326Member_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_LoansChargedOff_lbl1" xml:lang="en-US">Loans Charged Off</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansChargedOff" xlink:to="kffb_LoansChargedOff_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherRealEstateImprovements_lbl0" xml:lang="en-US">Other Real Estate, Improvements</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherRealEstateImprovements" xlink:to="us-gaap_OtherRealEstateImprovements_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_PercentageOfCommonEquityTierOneRiskBasedCapitalRatio_lbl1" xml:lang="en-US">Percentage Of Common Equity Tier One Risk Based Capital Ratio</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PercentageOfCommonEquityTierOneRiskBasedCapitalRatio" xlink:to="kffb_PercentageOfCommonEquityTierOneRiskBasedCapitalRatio_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_Land_lbl0" xml:lang="en-US">Land</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Land" xlink:to="us-gaap_Land_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossByOriginationYearAbstract_lbl0" xml:lang="en-US">Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossByOriginationYearAbstract" xlink:to="us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossByOriginationYearAbstract_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquity_lbl3" xml:lang="en-US">Equity, Attributable to Parent</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquity" xlink:to="us-gaap_StockholdersEquity_lbl3"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TimeDeposits_lbl0" xml:lang="en-US">Time Deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TimeDeposits" xlink:to="us-gaap_TimeDeposits_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ConsumerAndOtherAbstract10_lbl0" xml:lang="en-US">Consumer And Other Abstract10</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ConsumerAndOtherAbstract10" xlink:to="kffb_ConsumerAndOtherAbstract10_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_lbl0" xml:lang="en-US">Schedule of Deferred Tax Assets and Liabilities [Table Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xlink:to="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ResidentialPortfolioSegmentMember_lbl1" xml:lang="en-US">Residential Portfolio Segment [Member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommitmentsAndContingenciesPolicyTextBlock_lbl0" xml:lang="en-US">Commitments and Contingencies, Policy [Policy Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommitmentsAndContingenciesPolicyTextBlock" xlink:to="us-gaap_CommitmentsAndContingenciesPolicyTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_OutsideServiceFees_lbl1" xml:lang="en-US">Outside Service Fees</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_OutsideServiceFees" xlink:to="kffb_OutsideServiceFees_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_lbl0" xml:lang="en-US">Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-Sale</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" xlink:to="us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_lbl0" xml:lang="en-US">Net Income (Loss) Available to Common Stockholders, Basic</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:to="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_FirstFederalSavingsBankOfKentuckyMember_lbl0" xml:lang="en-US">First Federal Savings Bank Of Kentucky Member</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FirstFederalSavingsBankOfKentuckyMember" xlink:to="kffb_FirstFederalSavingsBankOfKentuckyMember_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PrepaidExpenseAndOtherAssets_lbl0" xml:lang="en-US">Prepaid Expense and Other Assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PrepaidExpenseAndOtherAssets" xlink:to="us-gaap_PrepaidExpenseAndOtherAssets_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_AdoptionOfCECLNetOfTaxEffect_lbl1" xml:lang="en-US">Adoption Of CECLNet Of Tax Effect</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_AdoptionOfCECLNetOfTaxEffect" xlink:to="kffb_AdoptionOfCECLNetOfTaxEffect_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_Capital_lbl0" xml:lang="en-US">Banking Regulation, Total Capital, Actual</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit_lbl1" xml:lang="en-US">Deferred Income Tax Expense (Benefit)</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_HomeEquityAbstract_lbl0" xml:lang="en-US">Home Equity Abstract</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_ScenarioPreviouslyReportedMember_lbl0" xml:lang="en-US">Previously Reported [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_ScenarioPreviouslyReportedMember" xlink:to="srt_ScenarioPreviouslyReportedMember_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_MortgageLoans_lbl1" xml:lang="en-US">Mortgage Loans</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses_lbl0" xml:lang="en-US">Deferred Tax Asset, Tax Deferred Expense, Reserve and Accrual, Financing Receivable, Allowance for Credit Loss</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_lbl1" xml:lang="en-US">OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, Tax</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPDeferredSharesFairValue_lbl0" xml:lang="en-US">Employee Stock Ownership Plan (ESOP), Deferred Shares, Fair Value</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_FarmMember_lbl0" xml:lang="en-US">Farm Member</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FarmMember" xlink:to="kffb_FarmMember_lbl0"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensation_lbl0" xml:lang="en-US">Share-Based Payment Arrangement, Noncash Expense</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_AutoAbstract_lbl0" xml:lang="en-US">Auto Abstract</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TaxesExcludingIncomeAndExciseTaxes_lbl0" xml:lang="en-US">Taxes, Miscellaneous</label>
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    <loc xlink:type="locator" xlink:label="kffb_ScheduleOfAllowanceForLoanLossesAndTheRecordedInvestmentInLoansAbstract" xlink:href="kffb-20240630.xsd#kffb_ScheduleOfAllowanceForLoanLossesAndTheRecordedInvestmentInLoansAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ScheduleOfAllowanceForLoanLossesAndTheRecordedInvestmentInLoansAbstract_lbl" xml:lang="en-US">Schedule Of Allowance For Loan Losses And The Recorded Investment In Loans Abstract</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_UseOfEstimates_lbl0" xml:lang="en-US">Use of Estimates, Policy [Policy Text Block]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ComprehensiveIncomePolicyPolicyTextBlock_lbl0" xml:lang="en-US">Comprehensive Income, Policy [Policy Text Block]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockValue_lbl0" xml:lang="en-US">Common Stock, Value, Issued</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_LoansHeldForSale_lbl1" xml:lang="en-US">Loans Held For Sale</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TierOneLeverageCapitalToAverageAssets_lbl0" xml:lang="en-US">Banking Regulation, Tier 1 Leverage Capital Ratio, Actual</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_LoansCollectivellyEvaluatedForImpairmentAbstract_lbl0" xml:lang="en-US">Loans Collectivelly Evaluated For Impairment Abstract</label>
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    <loc xlink:type="locator" xlink:label="us-gaap_StatementOfStockholdersEquityAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementOfStockholdersEquityAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementOfStockholdersEquityAbstract_lbl" xml:lang="en-US">Statement of Stockholders&apos; Equity [Abstract]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeStatementAbstract_lbl0" xml:lang="en-US">Income Statement [Abstract]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_lbl0" xml:lang="en-US">Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NoninterestIncomeAbstract_lbl0" xml:lang="en-US">Noninterest Income [Abstract]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_FairValueMember_lbl0" xml:lang="en-US">Fair Value Member</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_OvernightDeposits_lbl1" xml:lang="en-US">Overnight Deposits</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl0" xml:lang="en-US">Accounts Receivable, Allowance for Credit Loss, Current</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xlink:to="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_PreASC326AdoptionMember_lbl0" xml:lang="en-US">Pre ASC326 Adoption Member</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PreASC326AdoptionMember" xlink:to="kffb_PreASC326AdoptionMember_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsOfDividendsCommonStock_lbl1" xml:lang="en-US">Payments of Ordinary Dividends, Common Stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsOfDividendsCommonStock" xlink:to="us-gaap_PaymentsOfDividendsCommonStock_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_TroubledDebtRestructuringMember_lbl0" xml:lang="en-US">Troubled Debt Restructuring Member</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_TroubledDebtRestructuringMember" xlink:to="kffb_TroubledDebtRestructuringMember_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear_lbl0" xml:lang="en-US">Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear" xlink:to="us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueMeasurementsRecurringMember_lbl0" xml:lang="en-US">Fair Value, Recurring [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueMeasurementsRecurringMember" xlink:to="us-gaap_FairValueMeasurementsRecurringMember_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_FrankfortFirstMember_lbl0" xml:lang="en-US">Frankfort First Member</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxLiabilitiesMortgageServicingRights_lbl0" xml:lang="en-US">Deferred Tax Liabilities, Mortgage Servicing Rights</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxLiabilitiesMortgageServicingRights" xlink:to="us-gaap_DeferredTaxLiabilitiesMortgageServicingRights_lbl0"/>
    <loc xlink:type="locator" xlink:label="kffb_ScheduleOfLoanPortfolioAbstract" xlink:href="kffb-20240630.xsd#kffb_ScheduleOfLoanPortfolioAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ScheduleOfLoanPortfolioAbstract_lbl" xml:lang="en-US">Schedule Of Loan Portfolio Abstract</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ScheduleOfLoanPortfolioAbstract" xlink:to="kffb_ScheduleOfLoanPortfolioAbstract_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl1" xml:lang="en-US">Net Cash Provided by (Used in) Financing Activities</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AutomobileLoanMember_lbl1" xml:lang="en-US">Automobile Loan [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AutomobileLoanMember" xlink:to="us-gaap_AutomobileLoanMember_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ConstructionAbstract_lbl0" xml:lang="en-US">Construction Abstract</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ConstructionAbstract" xlink:to="kffb_ConstructionAbstract_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DemandDepositAccounts_lbl0" xml:lang="en-US">Demand Deposit Accounts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DemandDepositAccounts" xlink:to="us-gaap_DemandDepositAccounts_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets_lbl0" xml:lang="en-US">Banking Regulation, Tier 1 Leverage Capital Ratio, Capital Adequacy, Minimum</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_DividendRestrictionPolicyTextBlock_lbl1" xml:lang="en-US">Dividend Restriction Policy Text Block</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_DividendRestrictionPolicyTextBlock" xlink:to="kffb_DividendRestrictionPolicyTextBlock_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_OtherMember_lbl0" xml:lang="en-US">Other Member</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_OtherMember" xlink:to="kffb_OtherMember_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent_lbl0" xml:lang="en-US">Accrual for Taxes Other than Income Taxes, Current</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent" xlink:to="us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestBearingDomesticDepositBrokered_lbl0" xml:lang="en-US">Interest-Bearing Domestic Deposit, Brokered</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestBearingDomesticDepositBrokered" xlink:to="us-gaap_InterestBearingDomesticDepositBrokered_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FeesAndCommissionsMortgageBankingAndServicing_lbl0" xml:lang="en-US">Fees and Commissions, Mortgage Banking and Servicing</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FeesAndCommissionsMortgageBankingAndServicing" xlink:to="us-gaap_FeesAndCommissionsMortgageBankingAndServicing_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock_lbl0" xml:lang="en-US">Financing Receivable Credit Quality Indicators [Table Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock" xlink:to="us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_Communication_lbl0" xml:lang="en-US">Communication</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_lbl2" xml:lang="en-US">Financial Asset, Equal to or Greater than 90 Days Past Due [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember" xlink:to="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_lbl2"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ImpairmentChargeOnReclassifiedAssets_lbl0" xml:lang="en-US">Impairment Charge on Reclassified Assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ImpairmentChargeOnReclassifiedAssets" xlink:to="us-gaap_ImpairmentChargeOnReclassifiedAssets_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_PrivateMortgageInsurance_lbl1" xml:lang="en-US">Private Mortgage Insurance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PrivateMortgageInsurance" xlink:to="kffb_PrivateMortgageInsurance_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_CertainLoanAcquiredInTransferAccretableYield_lbl2" xml:lang="en-US">Certain Loan Acquired In Transfer Accretable Yield</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PolicyLoansReceivablePolicy_lbl0" xml:lang="en-US">Policy Loans Receivable, Policy [Policy Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PolicyLoansReceivablePolicy" xlink:to="us-gaap_PolicyLoansReceivablePolicy_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_RiskRatingAbstract4_lbl0" xml:lang="en-US">Risk Rating Abstract4</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_RiskRatingAbstract4" xlink:to="kffb_RiskRatingAbstract4_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_RiskRatingAbstract5_lbl0" xml:lang="en-US">Risk Rating Abstract5</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_RiskRatingAbstract5" xlink:to="kffb_RiskRatingAbstract5_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_RiskRatingAbstract6_lbl0" xml:lang="en-US">Risk Rating Abstract6</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_RiskRatingAbstract6" xlink:to="kffb_RiskRatingAbstract6_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_RiskRatingAbstract7_lbl0" xml:lang="en-US">Risk Rating Abstract7</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_RiskRatingAbstract7" xlink:to="kffb_RiskRatingAbstract7_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceAverageRecordedInvestment_lbl1" xml:lang="en-US">Impaired Financing Receivables With No Related Allowance Average Recorded Investment</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_RiskRatingAbstract1_lbl0" xml:lang="en-US">Risk Rating Abstract1</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_RiskRatingAbstract2_lbl0" xml:lang="en-US">Risk Rating Abstract2</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_RiskRatingAbstract2" xlink:to="kffb_RiskRatingAbstract2_lbl0"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_MultifamilyAndNonresidentialLoansMember_lbl0" xml:lang="en-US">Multifamily And Nonresidential Loans Member</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_MultifamilyAndNonresidentialLoansMember" xlink:to="kffb_MultifamilyAndNonresidentialLoansMember_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GoodwillDisclosureTextBlock_lbl0" xml:lang="en-US">Goodwill Disclosure [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GoodwillDisclosureTextBlock" xlink:to="us-gaap_GoodwillDisclosureTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_RiskRatingAbstract8_lbl0" xml:lang="en-US">Risk Rating Abstract8</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockMember_lbl0" xml:lang="en-US">Common Stock [Member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_a2024Abstract_lbl0" xml:lang="en-US">a2024 Abstract</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LaborAndRelatedExpense_lbl0" xml:lang="en-US">Labor and Related Expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LaborAndRelatedExpense" xlink:to="us-gaap_LaborAndRelatedExpense_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_lbl1" xml:lang="en-US">Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax</label>
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    <loc xlink:type="locator" xlink:label="us-gaap_StatementOfCashFlowsAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementOfCashFlowsAbstract"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdvertisingExpense_lbl0" xml:lang="en-US">Advertising Expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdvertisingExpense" xlink:to="us-gaap_AdvertisingExpense_lbl0"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxDisclosureTextBlock" xlink:to="us-gaap_IncomeTaxDisclosureTextBlock_lbl0"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_StateNetOperatingLossIsCarriedForwardIndefinitely_lbl1" xml:lang="en-US">State Net Operating Loss Is Carried Forward Indefinitely</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TreasuryStockValueAcquiredCostMethod_lbl0" xml:lang="en-US">Treasury Stock, Value, Acquired, Cost Method</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherRealEstateRollForwardTableTextBlock_lbl0" xml:lang="en-US">Other Real Estate, Roll Forward [Table Text Block]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstateOwnedValuationAllowancePolicy_lbl0" xml:lang="en-US">Real Estate Owned, Valuation Allowance, Policy [Policy Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateOwnedValuationAllowancePolicy" xlink:to="us-gaap_RealEstateOwnedValuationAllowancePolicy_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_lbl0" xml:lang="en-US">Increase (Decrease) in Other Operating Liabilities</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueOfFinancialInstrumentsPolicy_lbl0" xml:lang="en-US">Fair Value of Financial Instruments, Policy [Policy Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueOfFinancialInstrumentsPolicy" xlink:to="us-gaap_FairValueOfFinancialInstrumentsPolicy_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_lbl0" xml:lang="en-US">Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax" xlink:to="us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ResidentialMortgageMember_lbl0" xml:lang="en-US">Residential Mortgage [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ResidentialMortgageMember" xlink:to="us-gaap_ResidentialMortgageMember_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LineOfCredit_lbl0" xml:lang="en-US">Long-Term Line of Credit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCredit" xlink:to="us-gaap_LineOfCredit_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_InvestmentNonAccrualLoansPastDueTerm_lbl1" xml:lang="en-US">Investment Non Accrual Loans Past Due Term</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_InvestmentNonAccrualLoansPastDueTerm" xlink:to="kffb_InvestmentNonAccrualLoansPastDueTerm_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountsReceivableGrossNoncurrent_lbl0" xml:lang="en-US">Accounts Receivable, before Allowance for Credit Loss, Noncurrent</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsReceivableGrossNoncurrent" xlink:to="us-gaap_AccountsReceivableGrossNoncurrent_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtSecuritiesMember_lbl0" xml:lang="en-US">Debt Securities [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtSecuritiesMember" xlink:to="us-gaap_DebtSecuritiesMember_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BuildingsAndImprovementsGross_lbl0" xml:lang="en-US">Buildings and Improvements, Gross</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BuildingsAndImprovementsGross" xlink:to="us-gaap_BuildingsAndImprovementsGross_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery_lbl0" xml:lang="en-US">Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery" xlink:to="us-gaap_FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_DebtSecuritiesUnrealizedLossPositionPercentage_lbl1" xml:lang="en-US">Debt Securities Unrealized Loss Position Percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_DebtSecuritiesUnrealizedLossPositionPercentage" xlink:to="kffb_DebtSecuritiesUnrealizedLossPositionPercentage_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl0" xml:lang="en-US">Common Stock, Par or Stated Value Per Share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockParOrStatedValuePerShare" xlink:to="us-gaap_CommonStockParOrStatedValuePerShare_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesFairValueDisclosure_lbl0" xml:lang="en-US">Accounts Payable and Accrued Liabilities, Fair Value Disclosure</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableAndAccruedLiabilitiesFairValueDisclosure" xlink:to="us-gaap_AccountsPayableAndAccruedLiabilitiesFairValueDisclosure_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_TaxesPayableRefundableOnTemporaryDifferencesAtEstimatedCorporateTaxRateAbstract_lbl0" xml:lang="en-US">Taxes Payable Refundable On Temporary Differences At Estimated Corporate Tax Rate Abstract</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxReconciliationDeductions_lbl0" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Deduction, Amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxReconciliationDeductions" xlink:to="us-gaap_IncomeTaxReconciliationDeductions_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockSharesIssued_lbl0" xml:lang="en-US">Common Stock, Shares, Issued</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInInterestPayableNet_lbl0" xml:lang="en-US">Increase (Decrease) in Interest Payable, Net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInInterestPayableNet" xlink:to="us-gaap_IncreaseDecreaseInInterestPayableNet_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromOneToTwoYearsOfBalanceSheetDate_lbl0" xml:lang="en-US">Federal Home Loan Bank, Advance, Maturity, Year Two</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GainsLossesOnSalesOfInvestmentRealEstate_lbl0" xml:lang="en-US">Gains (Losses) on Sales of Investment Real Estate</label>
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    <loc xlink:type="locator" xlink:label="kffb_ScheduleOfFairValueMeasurementsOfAssetsAndLiabilitiesAbstract" xlink:href="kffb-20240630.xsd#kffb_ScheduleOfFairValueMeasurementsOfAssetsAndLiabilitiesAbstract"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl1" xml:lang="en-US">Increase (Decrease) in Operating Capital [Abstract]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear_lbl0" xml:lang="en-US">Financing Receivable, Year One, Originated, Current Fiscal Year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear" xlink:to="us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_LoansMadeOnSaleOfRealEstateOwned_lbl1" xml:lang="en-US">Loans Made On Sale Of Real Estate Owned</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansMadeOnSaleOfRealEstateOwned" xlink:to="kffb_LoansMadeOnSaleOfRealEstateOwned_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestIncomeExpenseNet_lbl0" xml:lang="en-US">Interest Income (Expense), Operating</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestIncomeExpenseNet" xlink:to="us-gaap_InterestIncomeExpenseNet_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl0" xml:lang="en-US">Net Cash Provided by (Used in) Operating Activities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedShares_lbl0" xml:lang="en-US">Employee Stock Ownership Plan (ESOP), Number of Committed-to-be-Released Shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedShares" xlink:to="us-gaap_EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedShares_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_RiskRatingAbstract_lbl0" xml:lang="en-US">Risk Rating Abstract</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_RiskRatingAbstract" xlink:to="kffb_RiskRatingAbstract_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent_lbl0" xml:lang="en-US">Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent" xlink:to="us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract_lbl0" xml:lang="en-US">Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract" xlink:to="us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueInputsLevel1Member_lbl1" xml:lang="en-US">Fair Value, Inputs, Level 1 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel1Member" xlink:to="us-gaap_FairValueInputsLevel1Member_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromTwoToThreeYearsOfBalanceSheetDate_lbl0" xml:lang="en-US">Federal Home Loan Bank, Advance, Maturity, Year Three</label>
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    <loc xlink:type="locator" xlink:label="kffb_ScheduleOfGrossUnrealizedOrUnrecognizedGainsAndLossesAbstract" xlink:href="kffb-20240630.xsd#kffb_ScheduleOfGrossUnrealizedOrUnrecognizedGainsAndLossesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ScheduleOfGrossUnrealizedOrUnrecognizedGainsAndLossesAbstract_lbl" xml:lang="en-US">Schedule Of Gross Unrealized Or Unrecognized Gains And Losses Abstract</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ScheduleOfGrossUnrealizedOrUnrecognizedGainsAndLossesAbstract" xlink:to="kffb_ScheduleOfGrossUnrealizedOrUnrecognizedGainsAndLossesAbstract_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_FinancingReceivableAllowanceForCreditLossAxis_lbl0" xml:lang="en-US">Financing Receivable Allowance For Credit Loss Axis</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FinancingReceivableAllowanceForCreditLossAxis" xlink:to="kffb_FinancingReceivableAllowanceForCreditLossAxis_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroup_lbl0" xml:lang="en-US">Financing Receivable, Held-for-Sale, Not Part of Disposal Group, after Valuation Allowance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroup" xlink:to="us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroup_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing_lbl0" xml:lang="en-US">Financing Receivable, 90 Days or More Past Due, Still Accruing</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing" xlink:to="us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GainLossOnSalesOfLoansNet_lbl1" xml:lang="en-US">Gain (Loss) on Sales of Loans, Net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainLossOnSalesOfLoansNet" xlink:to="us-gaap_GainLossOnSalesOfLoansNet_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_LandLoanMember_lbl0" xml:lang="en-US">Land Loan Member</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LandLoanMember" xlink:to="kffb_LandLoanMember_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl0" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss), Net of Tax</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:to="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal_lbl0" xml:lang="en-US">Deferred Tax Assets, Operating Loss Carryforwards, State and Local</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal" xlink:to="us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_ScheduleOfCondensedCashFlowStatementTableTextBlock_lbl0" xml:lang="en-US">Condensed Cash Flow Statement [Table Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_ScheduleOfCondensedCashFlowStatementTableTextBlock" xlink:to="srt_ScheduleOfCondensedCashFlowStatementTableTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_lbl0" xml:lang="en-US">Property, Plant and Equipment, Policy [Policy Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xlink:to="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_PercentageOfTransitionTemporary_lbl1" xml:lang="en-US">Percentage Of Transition Temporary</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PercentageOfTransitionTemporary" xlink:to="kffb_PercentageOfTransitionTemporary_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FurnitureAndFixturesMember_lbl0" xml:lang="en-US">Furniture and Fixtures [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FurnitureAndFixturesMember" xlink:to="us-gaap_FurnitureAndFixturesMember_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_PercentageOfTierOneRiskBasedCapitalRatio_lbl1" xml:lang="en-US">Percentage Of Tier One Risk Based Capital Ratio</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PercentageOfTierOneRiskBasedCapitalRatio" xlink:to="kffb_PercentageOfTierOneRiskBasedCapitalRatio_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LandMember_lbl0" xml:lang="en-US">Land [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LandMember" xlink:to="us-gaap_LandMember_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsForProceedsFromMortgageServicingRights_lbl0" xml:lang="en-US">Payments for (Proceeds from) Mortgage Servicing Rights</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsForProceedsFromMortgageServicingRights" xlink:to="us-gaap_PaymentsForProceedsFromMortgageServicingRights_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_AverageTotalConsolidatedAssets_lbl1" xml:lang="en-US">Average Total Consolidated Assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_AverageTotalConsolidatedAssets" xlink:to="kffb_AverageTotalConsolidatedAssets_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashAndCashEquivalentsPolicyTextBlock_lbl0" xml:lang="en-US">Cash and Cash Equivalents, Policy [Policy Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:to="us-gaap_CashAndCashEquivalentsPolicyTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_FederalNetOperatingLossOfCarriedForwardIndefinitely_lbl1" xml:lang="en-US">Federal Net Operating Loss Of Carried Forward Indefinitely</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_FederalNetOperatingLossOfCarriedForwardIndefinitely" xlink:to="kffb_FederalNetOperatingLossOfCarriedForwardIndefinitely_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AvailableForSaleSecuritiesAbstract_lbl0" xml:lang="en-US">Debt Securities, Available-for-Sale [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AvailableForSaleSecuritiesAbstract" xlink:to="us-gaap_AvailableForSaleSecuritiesAbstract_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EquityMethodInvestmentDividendsOrDistributions_lbl0" xml:lang="en-US">Proceeds from Equity Method Investment, Distribution</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityMethodInvestmentDividendsOrDistributions" xlink:to="us-gaap_EquityMethodInvestmentDividendsOrDistributions_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_UnlabeledAbstract_lbl0" xml:lang="en-US">Unlabeled Abstract</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnlabeledAbstract" xlink:to="kffb_UnlabeledAbstract_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_UnusedCommitmentAbstract_lbl0" xml:lang="en-US">Unused Commitment Abstract</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_UnusedCommitmentAbstract" xlink:to="kffb_UnusedCommitmentAbstract_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BuildingImprovementsMember_lbl0" xml:lang="en-US">Building Improvements [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BuildingImprovementsMember" xlink:to="us-gaap_BuildingImprovementsMember_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MortgageServicingRightsMSRImpairmentRecovery_lbl0" xml:lang="en-US">Mortgage Servicing Rights (MSR) Impairment (Recovery)</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_LoansIndividuallyAndCollectivelyEvaluatedForImpairmentMember_lbl1" xml:lang="en-US">Loans Individually And Collectively Evaluated For Impairment Member</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_LoansIndividuallyAndCollectivelyEvaluatedForImpairmentMember" xlink:to="kffb_LoansIndividuallyAndCollectivelyEvaluatedForImpairmentMember_lbl1"/>
    <loc xlink:type="locator" xlink:label="kffb_ScheduleOfImpairedLoansByClassOfLoansAbstract" xlink:href="kffb-20240630.xsd#kffb_ScheduleOfImpairedLoansByClassOfLoansAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ScheduleOfImpairedLoansByClassOfLoansAbstract_lbl" xml:lang="en-US">Schedule Of Impaired Loans By Class Of Loans Abstract</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ScheduleOfImpairedLoansByClassOfLoansAbstract" xlink:to="kffb_ScheduleOfImpairedLoansByClassOfLoansAbstract_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_lbl0" xml:lang="en-US">Property, Plant and Equipment Disclosure [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:to="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MortgageBackedSecuritiesAvailableForSaleFairValueDisclosure_lbl0" xml:lang="en-US">Debt Security, Mortgage-Backed, Available-for-Sale, Fair Value Disclosure</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_HeldToMaturitySecuritiesNoncurrent_lbl0" xml:lang="en-US">Debt Securities, Held-to-Maturity, Amortized Cost, before Allowance for Credit Loss, Noncurrent</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsToAcquireFederalHomeLoanBankStock_lbl0" xml:lang="en-US">Payments to Acquire Federal Home Loan Bank Stock</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_NonaccrualMember_lbl0" xml:lang="en-US">Nonaccrual Member</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OccupancyNet_lbl0" xml:lang="en-US">Occupancy, Net</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_AgencyMortgageBackedResidentialMember_lbl0" xml:lang="en-US">Agency Mortgage Backed Residential Member</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SecurityDeposit_lbl0" xml:lang="en-US">Security Deposit</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl0" xml:lang="en-US">Equity [Text Block]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_lbl0" xml:lang="en-US">Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:to="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestExpenseDeposits_lbl0" xml:lang="en-US">Interest Expense, Deposits</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment_lbl0" xml:lang="en-US">Financing Receivable, Individually Evaluated for Credit Loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment" xlink:to="us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentTextBlock_lbl0" xml:lang="en-US">Property, Plant and Equipment [Table Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:to="us-gaap_PropertyPlantAndEquipmentTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl1" xml:lang="en-US">Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:to="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ResidentialRealEstateAbstract_lbl0" xml:lang="en-US">Residential Real Estate Abstract</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ResidentialRealEstateAbstract" xlink:to="kffb_ResidentialRealEstateAbstract_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NoninterestExpenseAbstract_lbl0" xml:lang="en-US">Noninterest Expense [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NoninterestExpenseAbstract" xlink:to="us-gaap_NoninterestExpenseAbstract_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StatementOfFinancialPositionAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementOfFinancialPositionAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementOfFinancialPositionAbstract_lbl" xml:lang="en-US">Statement of Financial Position [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_StatementOfFinancialPositionAbstract_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl0" xml:lang="en-US">Cash and Cash Equivalents, at Carrying Value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:to="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_lbl0" xml:lang="en-US">Payments to Acquire Debt Securities, Available-for-Sale</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt" xlink:to="us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdvancesFromFederalHomeLoanBanks_lbl0" xml:lang="en-US">Advance from Federal Home Loan Bank</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdvancesFromFederalHomeLoanBanks" xlink:to="us-gaap_AdvancesFromFederalHomeLoanBanks_lbl0"/>
    <loc xlink:type="locator" xlink:label="kffb_ScheduleOfPurchasedLoansAbstract" xlink:href="kffb-20240630.xsd#kffb_ScheduleOfPurchasedLoansAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ScheduleOfPurchasedLoansAbstract_lbl" xml:lang="en-US">Schedule Of Purchased Loans Abstract</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ScheduleOfPurchasedLoansAbstract" xlink:to="kffb_ScheduleOfPurchasedLoansAbstract_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FederalHomeLoanBankAdvancesTableTextBlock_lbl0" xml:lang="en-US">Federal Home Loan Bank, Advances [Table Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FederalHomeLoanBankAdvancesTableTextBlock" xlink:to="us-gaap_FederalHomeLoanBankAdvancesTableTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceForLoanLossesAllocated_lbl1" xml:lang="en-US">Impaired Financing Receivables With No Related Allowance For Loan Losses Allocated</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceForLoanLossesAllocated" xlink:to="kffb_ImpairedFinancingReceivablesWithNoRelatedAllowanceForLoanLossesAllocated_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_HeldToMaturitySecuritiesFairValue_lbl1" xml:lang="en-US">Debt Securities, Held-to-Maturity, Fair Value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HeldToMaturitySecuritiesFairValue" xlink:to="us-gaap_HeldToMaturitySecuritiesFairValue_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_lbl1" xml:lang="en-US">OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment and Tax</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax" xlink:to="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsForProceedsFromLoansAndLeases_lbl0" xml:lang="en-US">Payments for (Proceeds from) Loans and Leases</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsForProceedsFromLoansAndLeases" xlink:to="us-gaap_PaymentsForProceedsFromLoansAndLeases_lbl0"/>
    <loc xlink:type="locator" xlink:label="kffb_ScheduleOfAmortizedCostBasisOfCollateralDependentLoansByPortfolioClassAbstract" xlink:href="kffb-20240630.xsd#kffb_ScheduleOfAmortizedCostBasisOfCollateralDependentLoansByPortfolioClassAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ScheduleOfAmortizedCostBasisOfCollateralDependentLoansByPortfolioClassAbstract_lbl" xml:lang="en-US">Schedule Of Amortized Cost Basis Of Collateral Dependent Loans By Portfolio Class Abstract</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ScheduleOfAmortizedCostBasisOfCollateralDependentLoansByPortfolioClassAbstract" xlink:to="kffb_ScheduleOfAmortizedCostBasisOfCollateralDependentLoansByPortfolioClassAbstract_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_lbl0" xml:lang="en-US">Accretion (Amortization) of Discounts and Premiums, Investments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments" xlink:to="us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock_lbl0" xml:lang="en-US">Schedule of Related Party Transactions [Table Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock" xlink:to="us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsNoncurrent_lbl0" xml:lang="en-US">Prepaid Expense and Other Assets, Noncurrent</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PrepaidExpenseAndOtherAssetsNoncurrent" xlink:to="us-gaap_PrepaidExpenseAndOtherAssetsNoncurrent_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_HeldToMaturitySecuritiesAbstract0_lbl0" xml:lang="en-US">Held To Maturity Securities Abstract0</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_HeldToMaturitySecuritiesAbstract0" xlink:to="kffb_HeldToMaturitySecuritiesAbstract0_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_AdjustmentToAllowanceForLoanLosses_lbl1" xml:lang="en-US">Adjustment To Allowance For Loan Losses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_AdjustmentToAllowanceForLoanLosses" xlink:to="kffb_AdjustmentToAllowanceForLoanLosses_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritieAccretableYieldAccretion_lbl0" xml:lang="en-US">Certain Loans Acquired In Transfer Not Accounted For As Debt Securitie Accretable Yield Accretion</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritieAccretableYieldAccretion" xlink:to="kffb_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritieAccretableYieldAccretion_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_ScheduleOfCondensedBalanceSheetTableTextBlock_lbl0" xml:lang="en-US">Condensed Balance Sheet [Table Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_ScheduleOfCondensedBalanceSheetTableTextBlock" xlink:to="srt_ScheduleOfCondensedBalanceSheetTableTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_DeferredTaxLiabilitiesFairValueAccountingAdjustmentsOnAcquisition_lbl1" xml:lang="en-US">Deferred Tax Liabilities Fair Value Accounting Adjustments On Acquisition</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_DeferredTaxLiabilitiesFairValueAccountingAdjustmentsOnAcquisition" xlink:to="kffb_DeferredTaxLiabilitiesFairValueAccountingAdjustmentsOnAcquisition_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceInterestIncomeCashBasisMethod_lbl1" xml:lang="en-US">Impaired Financing Receivables With Related Allowance Interest Income Cash Basis Method</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceInterestIncomeCashBasisMethod" xlink:to="kffb_ImpairedFinancingReceivablesWithRelatedAllowanceInterestIncomeCashBasisMethod_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherRealEstateValuationAdjustments_lbl0" xml:lang="en-US">Other Real Estate, Valuation Adjustments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherRealEstateValuationAdjustments" xlink:to="us-gaap_OtherRealEstateValuationAdjustments_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromSaleOfFederalHomeLoanBankStock_lbl0" xml:lang="en-US">Proceeds from Sale of Federal Home Loan Bank Stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromSaleOfFederalHomeLoanBankStock" xlink:to="us-gaap_ProceedsFromSaleOfFederalHomeLoanBankStock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ScheduleOfImpairedLoansByClassOfLoansTableTextBlock_lbl1" xml:lang="en-US">Schedule Of Impaired Loans By Class Of Loans Table Text Block</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ScheduleOfImpairedLoansByClassOfLoansTableTextBlock" xlink:to="kffb_ScheduleOfImpairedLoansByClassOfLoansTableTextBlock_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_PrincipalDisbursedDuringTheYear_lbl1" xml:lang="en-US">Principal Disbursed During The Year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_PrincipalDisbursedDuringTheYear" xlink:to="kffb_PrincipalDisbursedDuringTheYear_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_CommercialAndIndustrialLoansMember_lbl0" xml:lang="en-US">Commercial And Industrial Loans Member</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_CommercialAndIndustrialLoansMember" xlink:to="kffb_CommercialAndIndustrialLoansMember_lbl0"/>
    <loc xlink:type="locator" xlink:label="kffb_ScheduleOfOutstandingLoanCommitmentsAbstract" xlink:href="kffb-20240630.xsd#kffb_ScheduleOfOutstandingLoanCommitmentsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ScheduleOfOutstandingLoanCommitmentsAbstract_lbl" xml:lang="en-US">Schedule Of Outstanding Loan Commitments Abstract</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ScheduleOfOutstandingLoanCommitmentsAbstract" xlink:to="kffb_ScheduleOfOutstandingLoanCommitmentsAbstract_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FederalHomeLoanBankAdvancesTextBlock_lbl0" xml:lang="en-US">Federal Home Loan Bank, Advances [Text Block]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_lbl0" xml:lang="en-US">Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes" xlink:to="us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalanceAndRecordedInvestment_lbl1" xml:lang="en-US">Impaired Financing Receivable With Related Allowance Unpaid Principal Balance And Recorded Investment</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TimeDepositMaturitiesYearThree_lbl0" xml:lang="en-US">Time Deposit Maturities, Year Three</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ConsumerAndOtherAbstract_lbl0" xml:lang="en-US">Consumer And Other Abstract</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="kffb_ConsumerAndOtherAbstract" xlink:to="kffb_ConsumerAndOtherAbstract_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_Savings_lbl1" xml:lang="en-US">Savings</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_MultiFamilyMember_lbl1" xml:lang="en-US">Multi Family Member</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestReceivable_lbl0" xml:lang="en-US">Interest Receivable</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TroubledDebtRestructuringDebtorSubsequentPeriodsContingentPaymentsAmount_lbl0" xml:lang="en-US">Troubled Debt Restructuring, Debtor, Subsequent Periods, Contingent Payments, Amount</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_lbl1" xml:lang="en-US">Increase (Decrease) in Prepaid Expense and Other Assets</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan_lbl0" xml:lang="en-US">Stock Issued During Period, Value, Employee Stock Ownership Plan</label>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxReconciliationOtherAdjustments" xlink:to="us-gaap_IncomeTaxReconciliationOtherAdjustments_lbl0"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_lbl0" xml:lang="en-US">Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_RegulatoryAssessment_lbl1" xml:lang="en-US">Regulatory Assessment</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_FirstFederalSavingsAndLoanAssociationOfHazardMember_lbl0" xml:lang="en-US">First Federal Savings And Loan Association Of Hazard Member</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ScheduleCertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesTableTextBlock_lbl1" xml:lang="en-US">Schedule Certain Loans Acquired In Transfer Accounted For As Debt Securities Table Text Block</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_UnearnedEmployeeStockOwnershipPlanESOPMember_lbl0" xml:lang="en-US">Unearned Employee Stock Ownership Plan ESOPMember</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_AvailableForSaleSecuritiesAbstract0_lbl0" xml:lang="en-US">Available For Sale Securities Abstract0</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_PrincipalRepaidAndRefinancedDuringTheYear_lbl1" xml:lang="en-US">Principal Repaid And Refinanced During The Year</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_RestatementAdjustmentMember_lbl0" xml:lang="en-US">Revision of Prior Period, Adjustment [Member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockDividendsPerShareCashPaid_lbl0" xml:lang="en-US">Common Stock, Dividends, Per Share, Cash Paid</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_TreasuryStockPolicyTextBlock_lbl1" xml:lang="en-US">Treasury Stock Policy Text Block</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalanceAndRecordedInvestment_lbl1" xml:lang="en-US">Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance And Recorded Investment</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_LoansAndLeasesReceivablesImpairedInterestLostOnNonaccrualLoans_lbl2" xml:lang="en-US">Loans And Leases Receivables Impaired Interest Lost On Nonaccrual Loans</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProfessionalFees_lbl0" xml:lang="en-US">Professional Fees</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_LoansAndLeasesReceivableGrossCarryingAmount1_lbl1" xml:lang="en-US">Loans And Leases Receivable Gross Carrying Amount1</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_LeverageRatioOfAtLeast_lbl1" xml:lang="en-US">Leverage Ratio Of At Least</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="kffb_EndingAllowanceAttributedToLoansMember_lbl0" xml:lang="en-US">Ending Allowance Attributed To Loans Member</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_lbl0" xml:lang="en-US">Debt Securities, Available-for-Sale, Amortized Cost</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet_lbl0" xml:lang="en-US">Mortgage Loans on Real Estate, Commercial and Consumer, Net</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl0" xml:lang="en-US">Property, Plant and Equipment, Gross</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LoanCommitmentsPolicy_lbl0" xml:lang="en-US">Loan Commitments, Policy [Policy Text Block]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PastDueFinancingReceivablesTableTextBlock_lbl0" xml:lang="en-US">Financing Receivable, Past Due [Table Text Block]</label>
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