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    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_thff_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTotalAbstract_CF9112AA98A1734464A7148614EB22DA" xlink:to="lab_thff_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTotalAbstract_CF9112AA98A1734464A7148614EB22DA" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue_88643E447920717B945A148614EB2639_totalLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue_88643E447920717B945A148614EB2639" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Fair Value</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue_88643E447920717B945A148614EB2639_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue_88643E447920717B945A148614EB2639" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue_88643E447920717B945A148614EB2639" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue_88643E447920717B945A148614EB2639" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue_88643E447920717B945A148614EB2639" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_299DB02366209A625943148614EB4C7A_negatedTotalLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_299DB02366209A625943148614EB4C7A" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:type="resource" xml:lang="en-US">Unrealized Losses</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_299DB02366209A625943148614EB4C7A_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_299DB02366209A625943148614EB4C7A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_299DB02366209A625943148614EB4C7A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_299DB02366209A625943148614EB4C7A" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_299DB02366209A625943148614EB4C7A" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfImpairedFinancingReceivableTable_E017E4BA247B14EA14421486145DCA72_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfImpairedFinancingReceivableTable_E017E4BA247B14EA14421486145DCA72" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Impaired Financing Receivable [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfImpairedFinancingReceivableTable_E017E4BA247B14EA14421486145DCA72_label_en-US" xlink:label="lab_us-gaap_ScheduleOfImpairedFinancingReceivableTable_E017E4BA247B14EA14421486145DCA72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Impaired Financing Receivable [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ScheduleOfImpairedFinancingReceivableTable" xlink:label="loc_us-gaap_ScheduleOfImpairedFinancingReceivableTable_E017E4BA247B14EA14421486145DCA72" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfImpairedFinancingReceivableTable_E017E4BA247B14EA14421486145DCA72" xlink:to="lab_us-gaap_ScheduleOfImpairedFinancingReceivableTable_E017E4BA247B14EA14421486145DCA72" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_98D9DC64BB7B56E503E81486145EE613_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_98D9DC64BB7B56E503E81486145EE613" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Class of Financing Receivable [Axis]</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_98D9DC64BB7B56E503E81486145EE613_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_98D9DC64BB7B56E503E81486145EE613" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Class of Financing Receivable, Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_98D9DC64BB7B56E503E81486145EE613" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_98D9DC64BB7B56E503E81486145EE613" xlink:to="lab_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_98D9DC64BB7B56E503E81486145EE613" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_A1BBA9FCBE73C8D851A51486145E555B_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_A1BBA9FCBE73C8D851A51486145E555B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Class of Financing Receivable [Domain]</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_A1BBA9FCBE73C8D851A51486145E555B_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_A1BBA9FCBE73C8D851A51486145E555B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Class of Financing Receivable, Type [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_A1BBA9FCBE73C8D851A51486145E555B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_A1BBA9FCBE73C8D851A51486145E555B" xlink:to="lab_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_A1BBA9FCBE73C8D851A51486145E555B" xlink:type="arc" />
    <link:label id="lab_thff_CommercialAndIndustrialReceivablesMember_CE367F66DB00746D0CD01486145E0F8F_terseLabel_en-US" xlink:label="lab_thff_CommercialAndIndustrialReceivablesMember_CE367F66DB00746D0CD01486145E0F8F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Commercial &amp; Industrial</link:label>
    <link:label id="lab_thff_CommercialAndIndustrialReceivablesMember_CE367F66DB00746D0CD01486145E0F8F_label_en-US" xlink:label="lab_thff_CommercialAndIndustrialReceivablesMember_CE367F66DB00746D0CD01486145E0F8F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Commercial and Industrial Receivables [Member]</link:label>
    <link:label id="lab_thff_CommercialAndIndustrialReceivablesMember_CE367F66DB00746D0CD01486145E0F8F_documentation_en-US" xlink:label="lab_thff_CommercialAndIndustrialReceivablesMember_CE367F66DB00746D0CD01486145E0F8F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the class of financing receivables related to commercial and industrial financing receivables.</link:label>
    <link:loc xlink:href="thff-20180630.xsd#thff_CommercialAndIndustrialReceivablesMember" xlink:label="loc_thff_CommercialAndIndustrialReceivablesMember_CE367F66DB00746D0CD01486145E0F8F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_thff_CommercialAndIndustrialReceivablesMember_CE367F66DB00746D0CD01486145E0F8F" xlink:to="lab_thff_CommercialAndIndustrialReceivablesMember_CE367F66DB00746D0CD01486145E0F8F" xlink:type="arc" />
    <link:label id="lab_thff_FarmlandMember_8A7EA3B1A9C6068FE5911486145F5254_terseLabel_en-US" xlink:label="lab_thff_FarmlandMember_8A7EA3B1A9C6068FE5911486145F5254" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Farmland</link:label>
    <link:label id="lab_thff_FarmlandMember_8A7EA3B1A9C6068FE5911486145F5254_label_en-US" xlink:label="lab_thff_FarmlandMember_8A7EA3B1A9C6068FE5911486145F5254" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Farmland [Member]</link:label>
    <link:label id="lab_thff_FarmlandMember_8A7EA3B1A9C6068FE5911486145F5254_documentation_en-US" xlink:label="lab_thff_FarmlandMember_8A7EA3B1A9C6068FE5911486145F5254" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the class of financing receivables related to farmland receivables.</link:label>
    <link:loc xlink:href="thff-20180630.xsd#thff_FarmlandMember" xlink:label="loc_thff_FarmlandMember_8A7EA3B1A9C6068FE5911486145F5254" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_thff_FarmlandMember_8A7EA3B1A9C6068FE5911486145F5254" xlink:to="lab_thff_FarmlandMember_8A7EA3B1A9C6068FE5911486145F5254" xlink:type="arc" />
    <link:label id="lab_thff_NonFarmNonResidentialReceivablesMember_5E934347200ABD05C1011486145FD78A_terseLabel_en-US" xlink:label="lab_thff_NonFarmNonResidentialReceivablesMember_5E934347200ABD05C1011486145FD78A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Non Farm, Non Residential</link:label>
    <link:label id="lab_thff_NonFarmNonResidentialReceivablesMember_5E934347200ABD05C1011486145FD78A_label_en-US" xlink:label="lab_thff_NonFarmNonResidentialReceivablesMember_5E934347200ABD05C1011486145FD78A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Non Farm Non Residential Receivables [Member]</link:label>
    <link:label id="lab_thff_NonFarmNonResidentialReceivablesMember_5E934347200ABD05C1011486145FD78A_documentation_en-US" xlink:label="lab_thff_NonFarmNonResidentialReceivablesMember_5E934347200ABD05C1011486145FD78A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the class of financing receivables related to non farm, non residential receivables.</link:label>
    <link:loc xlink:href="thff-20180630.xsd#thff_NonFarmNonResidentialReceivablesMember" xlink:label="loc_thff_NonFarmNonResidentialReceivablesMember_5E934347200ABD05C1011486145FD78A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_thff_NonFarmNonResidentialReceivablesMember_5E934347200ABD05C1011486145FD78A" xlink:to="lab_thff_NonFarmNonResidentialReceivablesMember_5E934347200ABD05C1011486145FD78A" xlink:type="arc" />
    <link:label id="lab_thff_AgricultureReceivablesMember_DB3B004D19351B10932B1486145FA34D_terseLabel_en-US" xlink:label="lab_thff_AgricultureReceivablesMember_DB3B004D19351B10932B1486145FA34D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Agriculture</link:label>
    <link:label id="lab_thff_AgricultureReceivablesMember_DB3B004D19351B10932B1486145FA34D_label_en-US" xlink:label="lab_thff_AgricultureReceivablesMember_DB3B004D19351B10932B1486145FA34D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Agriculture Receivables [Member]</link:label>
    <link:label id="lab_thff_AgricultureReceivablesMember_DB3B004D19351B10932B1486145FA34D_documentation_en-US" xlink:label="lab_thff_AgricultureReceivablesMember_DB3B004D19351B10932B1486145FA34D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the class of financing receivables related to agriculture receivables.</link:label>
    <link:loc xlink:href="thff-20180630.xsd#thff_AgricultureReceivablesMember" xlink:label="loc_thff_AgricultureReceivablesMember_DB3B004D19351B10932B1486145FA34D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_thff_AgricultureReceivablesMember_DB3B004D19351B10932B1486145FA34D" xlink:to="lab_thff_AgricultureReceivablesMember_DB3B004D19351B10932B1486145FA34D" xlink:type="arc" />
    <link:label id="lab_thff_OtherCommercialReceivablesMember_26975CCE3806F256B3C21486145F7C30_terseLabel_en-US" xlink:label="lab_thff_OtherCommercialReceivablesMember_26975CCE3806F256B3C21486145F7C30" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">All Other Commercial</link:label>
    <link:label id="lab_thff_OtherCommercialReceivablesMember_26975CCE3806F256B3C21486145F7C30_label_en-US" xlink:label="lab_thff_OtherCommercialReceivablesMember_26975CCE3806F256B3C21486145F7C30" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Commercial Receivables [Member]</link:label>
    <link:label id="lab_thff_OtherCommercialReceivablesMember_26975CCE3806F256B3C21486145F7C30_documentation_en-US" xlink:label="lab_thff_OtherCommercialReceivablesMember_26975CCE3806F256B3C21486145F7C30" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the other class of commercial financing receivables not separately reported by the entity.</link:label>
    <link:loc xlink:href="thff-20180630.xsd#thff_OtherCommercialReceivablesMember" xlink:label="loc_thff_OtherCommercialReceivablesMember_26975CCE3806F256B3C21486145F7C30" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_thff_OtherCommercialReceivablesMember_26975CCE3806F256B3C21486145F7C30" xlink:to="lab_thff_OtherCommercialReceivablesMember_26975CCE3806F256B3C21486145F7C30" xlink:type="arc" />
    <link:label id="lab_us-gaap_FirstMortgageMember_87B83DB22814D96056361486145F4B58_terseLabel_en-US" xlink:label="lab_us-gaap_FirstMortgageMember_87B83DB22814D96056361486145F4B58" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">First Liens</link:label>
    <link:label id="lab_us-gaap_FirstMortgageMember_87B83DB22814D96056361486145F4B58_label_en-US" xlink:label="lab_us-gaap_FirstMortgageMember_87B83DB22814D96056361486145F4B58" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">First Mortgage [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FirstMortgageMember" xlink:label="loc_us-gaap_FirstMortgageMember_87B83DB22814D96056361486145F4B58" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FirstMortgageMember_87B83DB22814D96056361486145F4B58" xlink:to="lab_us-gaap_FirstMortgageMember_87B83DB22814D96056361486145F4B58" xlink:type="arc" />
    <link:label id="lab_us-gaap_HomeEquityMember_FA5EF359DB9A6FB477A41486145FE9C0_terseLabel_en-US" xlink:label="lab_us-gaap_HomeEquityMember_FA5EF359DB9A6FB477A41486145FE9C0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Home Equity</link:label>
    <link:label id="lab_us-gaap_HomeEquityMember_FA5EF359DB9A6FB477A41486145FE9C0_label_en-US" xlink:label="lab_us-gaap_HomeEquityMember_FA5EF359DB9A6FB477A41486145FE9C0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Home Equity Line of Credit [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_HomeEquityMember" xlink:label="loc_us-gaap_HomeEquityMember_FA5EF359DB9A6FB477A41486145FE9C0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HomeEquityMember_FA5EF359DB9A6FB477A41486145FE9C0" xlink:to="lab_us-gaap_HomeEquityMember_FA5EF359DB9A6FB477A41486145FE9C0" xlink:type="arc" />
    <link:label id="lab_us-gaap_SecondMortgageMember_1FF5052BFC375C2902F414861460B168_terseLabel_en-US" xlink:label="lab_us-gaap_SecondMortgageMember_1FF5052BFC375C2902F414861460B168" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Junior Liens</link:label>
    <link:label id="lab_us-gaap_SecondMortgageMember_1FF5052BFC375C2902F414861460B168_label_en-US" xlink:label="lab_us-gaap_SecondMortgageMember_1FF5052BFC375C2902F414861460B168" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Second Mortgage [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SecondMortgageMember" xlink:label="loc_us-gaap_SecondMortgageMember_1FF5052BFC375C2902F414861460B168" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SecondMortgageMember_1FF5052BFC375C2902F414861460B168" xlink:to="lab_us-gaap_SecondMortgageMember_1FF5052BFC375C2902F414861460B168" xlink:type="arc" />
    <link:label id="lab_srt_MultifamilyMember_2437CCA5E6C44B0AD855148614606611_terseLabel_en-US" xlink:label="lab_srt_MultifamilyMember_2437CCA5E6C44B0AD855148614606611" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Multifamily</link:label>
    <link:label id="lab_srt_MultifamilyMember_2437CCA5E6C44B0AD855148614606611_label_en-US" xlink:label="lab_srt_MultifamilyMember_2437CCA5E6C44B0AD855148614606611" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Multifamily [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_MultifamilyMember" xlink:label="loc_srt_MultifamilyMember_2437CCA5E6C44B0AD855148614606611" xlink:type="locator" />
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    <link:label id="lab_thff_OtherResidentialReceivablesMember_7478FA60FEAB46BFA28C148614603E94_terseLabel_en-US" xlink:label="lab_thff_OtherResidentialReceivablesMember_7478FA60FEAB46BFA28C148614603E94" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">All Other Residential</link:label>
    <link:label id="lab_thff_OtherResidentialReceivablesMember_7478FA60FEAB46BFA28C148614603E94_label_en-US" xlink:label="lab_thff_OtherResidentialReceivablesMember_7478FA60FEAB46BFA28C148614603E94" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Residential Receivables [Member]</link:label>
    <link:label id="lab_thff_OtherResidentialReceivablesMember_7478FA60FEAB46BFA28C148614603E94_documentation_en-US" xlink:label="lab_thff_OtherResidentialReceivablesMember_7478FA60FEAB46BFA28C148614603E94" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the other class of residential financing receivables not separately reported by the entity.</link:label>
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    <link:label id="lab_us-gaap_AutomobileLoanMember_5D7FC16FBC9DE214FAD11486146080D8_terseLabel_en-US" xlink:label="lab_us-gaap_AutomobileLoanMember_5D7FC16FBC9DE214FAD11486146080D8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Motor Vehicle</link:label>
    <link:label id="lab_us-gaap_AutomobileLoanMember_5D7FC16FBC9DE214FAD11486146080D8_label_en-US" xlink:label="lab_us-gaap_AutomobileLoanMember_5D7FC16FBC9DE214FAD11486146080D8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Automobile Loan [Member]</link:label>
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    <link:label id="lab_thff_OtherConsumerReceivablesMember_2BD16090D68DFFE83E2A14861460264F_terseLabel_en-US" xlink:label="lab_thff_OtherConsumerReceivablesMember_2BD16090D68DFFE83E2A14861460264F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">All Other Consumer</link:label>
    <link:label id="lab_thff_OtherConsumerReceivablesMember_2BD16090D68DFFE83E2A14861460264F_label_en-US" xlink:label="lab_thff_OtherConsumerReceivablesMember_2BD16090D68DFFE83E2A14861460264F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Consumer Receivables [Member]</link:label>
    <link:label id="lab_thff_OtherConsumerReceivablesMember_2BD16090D68DFFE83E2A14861460264F_documentation_en-US" xlink:label="lab_thff_OtherConsumerReceivablesMember_2BD16090D68DFFE83E2A14861460264F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the other class of consumer financing receivables not separately reported by the entity.</link:label>
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    <link:label id="lab_us-gaap_FinancingReceivableImpairedLineItems_D9D7F02B72F02ACC6515148614600641_verboseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableImpairedLineItems_D9D7F02B72F02ACC6515148614600641" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Loans identified as impaired by class of loans</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableImpairedLineItems_D9D7F02B72F02ACC6515148614600641_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableImpairedLineItems_D9D7F02B72F02ACC6515148614600641" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Impaired [Line Items]</link:label>
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    <link:label id="lab_thff_ImpairedFinancingReceivableUnpaidPrincipalBalanceFairValueDisclosure_87C4912071F2D251E7D014861460E2D8_terseLabel_en-US" xlink:label="lab_thff_ImpairedFinancingReceivableUnpaidPrincipalBalanceFairValueDisclosure_87C4912071F2D251E7D014861460E2D8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Carrying Value</link:label>
    <link:label id="lab_thff_ImpairedFinancingReceivableUnpaidPrincipalBalanceFairValueDisclosure_87C4912071F2D251E7D014861460E2D8_label_en-US" xlink:label="lab_thff_ImpairedFinancingReceivableUnpaidPrincipalBalanceFairValueDisclosure_87C4912071F2D251E7D014861460E2D8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, Unpaid Principal Balance, Fair Value Disclosure</link:label>
    <link:label id="lab_thff_ImpairedFinancingReceivableUnpaidPrincipalBalanceFairValueDisclosure_87C4912071F2D251E7D014861460E2D8_documentation_en-US" xlink:label="lab_thff_ImpairedFinancingReceivableUnpaidPrincipalBalanceFairValueDisclosure_87C4912071F2D251E7D014861460E2D8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, Unpaid Principal Balance, Fair Value Disclosure</link:label>
    <link:loc xlink:href="thff-20180630.xsd#thff_ImpairedFinancingReceivableUnpaidPrincipalBalanceFairValueDisclosure" xlink:label="loc_thff_ImpairedFinancingReceivableUnpaidPrincipalBalanceFairValueDisclosure_87C4912071F2D251E7D014861460E2D8" xlink:type="locator" />
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    <link:label id="lab_us-gaap_ImpairedFinancingReceivableRelatedAllowance_C6181ACE82DD126C4D8614861461F14F_verboseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableRelatedAllowance_C6181ACE82DD126C4D8614861461F14F" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Allowance for Loan Losses Allocated</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableRelatedAllowance_C6181ACE82DD126C4D8614861461F14F_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableRelatedAllowance_C6181ACE82DD126C4D8614861461F14F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, Related Allowance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ImpairedFinancingReceivableRelatedAllowance" xlink:label="loc_us-gaap_ImpairedFinancingReceivableRelatedAllowance_C6181ACE82DD126C4D8614861461F14F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ImpairedFinancingReceivableRelatedAllowance_C6181ACE82DD126C4D8614861461F14F" xlink:to="lab_us-gaap_ImpairedFinancingReceivableRelatedAllowance_C6181ACE82DD126C4D8614861461F14F" xlink:type="arc" />
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableRecordedInvestment_DF0D0C43753329AE60111486146189A7_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableRecordedInvestment_DF0D0C43753329AE60111486146189A7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair value</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableRecordedInvestment_DF0D0C43753329AE60111486146189A7_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableRecordedInvestment_DF0D0C43753329AE60111486146189A7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, Recorded Investment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ImpairedFinancingReceivableRecordedInvestment" xlink:label="loc_us-gaap_ImpairedFinancingReceivableRecordedInvestment_DF0D0C43753329AE60111486146189A7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ImpairedFinancingReceivableRecordedInvestment_DF0D0C43753329AE60111486146189A7" xlink:to="lab_us-gaap_ImpairedFinancingReceivableRecordedInvestment_DF0D0C43753329AE60111486146189A7" xlink:type="arc" />
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment_BBF63DFB73A9075548AC14861461476E_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment_BBF63DFB73A9075548AC14861461476E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, with Related Allowance, Recorded Investment</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment_BBF63DFB73A9075548AC14861461476E_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment_BBF63DFB73A9075548AC14861461476E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, with Related Allowance, Recorded Investment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment" xlink:label="loc_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment_BBF63DFB73A9075548AC14861461476E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment_BBF63DFB73A9075548AC14861461476E" xlink:to="lab_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment_BBF63DFB73A9075548AC14861461476E" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueByBalanceSheetGroupingTable_31922CD5BB3E1EDEFB80239B1D456AD4_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByBalanceSheetGroupingTable_31922CD5BB3E1EDEFB80239B1D456AD4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, by Balance Sheet Grouping [Table]</link:label>
    <link:label id="lab_us-gaap_FairValueByBalanceSheetGroupingTable_31922CD5BB3E1EDEFB80239B1D456AD4_label_en-US" xlink:label="lab_us-gaap_FairValueByBalanceSheetGroupingTable_31922CD5BB3E1EDEFB80239B1D456AD4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, by Balance Sheet Grouping [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTable" xlink:label="loc_us-gaap_FairValueByBalanceSheetGroupingTable_31922CD5BB3E1EDEFB80239B1D456AD4" xlink:type="locator" />
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    <link:label id="lab_us-gaap_ValuationTechniqueAxis_9959C46C5E4609C9AAF8241AD7611FA9_label_en-US" xlink:label="lab_us-gaap_ValuationTechniqueAxis_9959C46C5E4609C9AAF8241AD7611FA9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Valuation Approach and Technique [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ValuationTechniqueAxis" xlink:label="loc_us-gaap_ValuationTechniqueAxis_9959C46C5E4609C9AAF8241AD7611FA9" xlink:type="locator" />
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    <link:label id="lab_us-gaap_ValuationTechniqueDomain_A15432DA8D34D0A51EAF241AD7639865_terseLabel_en-US" xlink:label="lab_us-gaap_ValuationTechniqueDomain_A15432DA8D34D0A51EAF241AD7639865" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Valuation Approach and Technique [Domain]</link:label>
    <link:label id="lab_us-gaap_ValuationTechniqueDomain_A15432DA8D34D0A51EAF241AD7639865_label_en-US" xlink:label="lab_us-gaap_ValuationTechniqueDomain_A15432DA8D34D0A51EAF241AD7639865" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Valuation Approach and Technique [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ValuationTechniqueDomain" xlink:label="loc_us-gaap_ValuationTechniqueDomain_A15432DA8D34D0A51EAF241AD7639865" xlink:type="locator" />
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    <link:label id="lab_us-gaap_ValuationTechniqueDiscountedCashFlowMember_B9EAD78B4F830250F674241AD7A80CD2_terseLabel_en-US" xlink:label="lab_us-gaap_ValuationTechniqueDiscountedCashFlowMember_B9EAD78B4F830250F674241AD7A80CD2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Discounted cash flow</link:label>
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    <link:loc xlink:href="thff-20180630.xsd#thff_ValuationTechniqueSalesComparisonAndIncomeApproachMember" xlink:label="loc_thff_ValuationTechniqueSalesComparisonAndIncomeApproachMember_10FAF5F26BB7A9E830B5241AD835C729" xlink:type="locator" />
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    <link:label id="lab_us-gaap_MeasurementInputTypeDomain_CF5B1C34558135BAF62123E36CF59990_label_en-US" xlink:label="lab_us-gaap_MeasurementInputTypeDomain_CF5B1C34558135BAF62123E36CF59990" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Measurement Input Type [Domain]</link:label>
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    <link:label id="lab_srt_RangeAxis_680E7CD806928EF9889A239B1D47A775_label_en-US" xlink:label="lab_srt_RangeAxis_680E7CD806928EF9889A239B1D47A775" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Range [Axis]</link:label>
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    <link:label id="lab_thff_StateAndMunicipalObligationMember_EB66BCB223B19ACC7699239B1D4C8F84_verboseLabel_en-US" xlink:label="lab_thff_StateAndMunicipalObligationMember_EB66BCB223B19ACC7699239B1D4C8F84" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">State and Municipal Obligations</link:label>
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    <link:loc xlink:href="thff-20180630.xsd#thff_OtherRealEstateMember" xlink:label="loc_thff_OtherRealEstateMember_3028A54B72E8CB418F1A240626CF3B26" xlink:type="locator" />
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    <link:label id="lab_us-gaap_CommercialRealEstateMember_5A5A84161EA5E05055C5239B1D4D9FDD_terseLabel_en-US" xlink:label="lab_us-gaap_CommercialRealEstateMember_5A5A84161EA5E05055C5239B1D4D9FDD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Commercial Real Estate [Member]</link:label>
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    <link:label id="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_2F118D5F604F052A6CDB239B1D4F6C3A_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_2F118D5F604F052A6CDB239B1D4F6C3A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Hierarchy and NAV [Domain]</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_2F118D5F604F052A6CDB239B1D4F6C3A_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_2F118D5F604F052A6CDB239B1D4F6C3A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Hierarchy and NAV [Domain]</link:label>
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    <link:label id="lab_us-gaap_FairValueInputsLevel3Member_CBE6BFC6691B5C76CEE4239B1D4F5CC3_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel3Member_CBE6BFC6691B5C76CEE4239B1D4F5CC3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Inputs, Level 3 [Member]</link:label>
    <link:label id="lab_us-gaap_FairValueInputsLevel3Member_CBE6BFC6691B5C76CEE4239B1D4F5CC3_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel3Member_CBE6BFC6691B5C76CEE4239B1D4F5CC3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Inputs, Level 3 [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_CBE6BFC6691B5C76CEE4239B1D4F5CC3" xlink:type="locator" />
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    <link:label id="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_5B8771163290D5216621239B1D4FFEFA_verboseLabel_en-US" xlink:label="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_5B8771163290D5216621239B1D4FFEFA" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]</link:label>
    <link:label id="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_5B8771163290D5216621239B1D4FFEFA_label_en-US" xlink:label="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_5B8771163290D5216621239B1D4FFEFA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems" xlink:label="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_5B8771163290D5216621239B1D4FFEFA" xlink:type="locator" />
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    <link:label id="lab_us-gaap_DebtInstrumentMeasurementInput_2BC781436C0258381E4023F752146A43_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentMeasurementInput_2BC781436C0258381E4023F752146A43" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">State and Municipal Obligations, measurement input</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentMeasurementInput_2BC781436C0258381E4023F752146A43_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentMeasurementInput_2BC781436C0258381E4023F752146A43" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument, Measurement Input</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DebtInstrumentMeasurementInput" xlink:label="loc_us-gaap_DebtInstrumentMeasurementInput_2BC781436C0258381E4023F752146A43" xlink:type="locator" />
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    <link:label id="lab_us-gaap_OtherRealEstateOwnedMeasurementInput_31EE1B34F848BB2FC35723F90E9B6E84_terseLabel_en-US" xlink:label="lab_us-gaap_OtherRealEstateOwnedMeasurementInput_31EE1B34F848BB2FC35723F90E9B6E84" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Real Estate, measurement input</link:label>
    <link:label id="lab_us-gaap_OtherRealEstateOwnedMeasurementInput_31EE1B34F848BB2FC35723F90E9B6E84_label_en-US" xlink:label="lab_us-gaap_OtherRealEstateOwnedMeasurementInput_31EE1B34F848BB2FC35723F90E9B6E84" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Real Estate Owned, Measurement Input</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherRealEstateOwnedMeasurementInput" xlink:label="loc_us-gaap_OtherRealEstateOwnedMeasurementInput_31EE1B34F848BB2FC35723F90E9B6E84" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherRealEstateOwnedMeasurementInput_31EE1B34F848BB2FC35723F90E9B6E84" xlink:to="lab_us-gaap_OtherRealEstateOwnedMeasurementInput_31EE1B34F848BB2FC35723F90E9B6E84" xlink:type="arc" />
    <link:label id="lab_us-gaap_LoansHeldForSaleMeasurementInput_4627B1B609295B4C087823FB470A17E4_terseLabel_en-US" xlink:label="lab_us-gaap_LoansHeldForSaleMeasurementInput_4627B1B609295B4C087823FB470A17E4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Impaired loans, measurement input</link:label>
    <link:label id="lab_us-gaap_LoansHeldForSaleMeasurementInput_4627B1B609295B4C087823FB470A17E4_label_en-US" xlink:label="lab_us-gaap_LoansHeldForSaleMeasurementInput_4627B1B609295B4C087823FB470A17E4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans Held-for-sale, Measurement Input</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LoansHeldForSaleMeasurementInput" xlink:label="loc_us-gaap_LoansHeldForSaleMeasurementInput_4627B1B609295B4C087823FB470A17E4" xlink:type="locator" />
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    <link:label id="lab_us-gaap_AssetsFairValueDisclosure_D32054557002869D04F6239B1D5016D5_verboseLabel_en-US" xlink:label="lab_us-gaap_AssetsFairValueDisclosure_D32054557002869D04F6239B1D5016D5" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Fair Value</link:label>
    <link:label id="lab_us-gaap_AssetsFairValueDisclosure_D32054557002869D04F6239B1D5016D5_label_en-US" xlink:label="lab_us-gaap_AssetsFairValueDisclosure_D32054557002869D04F6239B1D5016D5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets, Fair Value Disclosure</link:label>
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    <link:label id="lab_us-gaap_OtherRealEstate_B7BECEDA8BE94B845A4E239B1D51659C_terseLabel_en-US" xlink:label="lab_us-gaap_OtherRealEstate_B7BECEDA8BE94B845A4E239B1D51659C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other real estate owned</link:label>
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    <link:label id="lab_us-gaap_RealEstateOtherDeductions_047D12F4D1E1265D763E239B1D525EB5_verboseLabel_en-US" xlink:label="lab_us-gaap_RealEstateOtherDeductions_047D12F4D1E1265D763E239B1D525EB5" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Real estate, other deductions</link:label>
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    <link:label id="lab_thff_FairValueMeasurementsUnobservableInputs_23B9A76307F110BA3FC9239B1D525A48_terseLabel_en-US" xlink:label="lab_thff_FairValueMeasurementsUnobservableInputs_23B9A76307F110BA3FC9239B1D525A48" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Measurements Unobservable Inputs</link:label>
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    <link:label id="lab_thff_FinancingReceivableCreditDeteriorationDomain_2439F4D0E80478C83431239B1C83EBD2_terseLabel_en-US" xlink:label="lab_thff_FinancingReceivableCreditDeteriorationDomain_2439F4D0E80478C83431239B1C83EBD2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivable Credit Deterioration [Domain]</link:label>
    <link:label id="lab_thff_FinancingReceivableCreditDeteriorationDomain_2439F4D0E80478C83431239B1C83EBD2_label_en-US" xlink:label="lab_thff_FinancingReceivableCreditDeteriorationDomain_2439F4D0E80478C83431239B1C83EBD2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable Credit Deterioration [Domain]</link:label>
    <link:label id="lab_thff_FinancingReceivableCreditDeteriorationDomain_2439F4D0E80478C83431239B1C83EBD2_documentation_en-US" xlink:label="lab_thff_FinancingReceivableCreditDeteriorationDomain_2439F4D0E80478C83431239B1C83EBD2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The measurement of credit deterioration of financing receivables.</link:label>
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    <link:label id="lab_us-gaap_BusinessAcquisitionLineItems_A05A614C15A85F50A534239B1C87963E_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionLineItems_A05A614C15A85F50A534239B1C87963E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Acquisition [Line Items]</link:label>
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    <link:label id="lab_thff_GainonSaleofcertainassetsandliabilitiesofInsuranceBrokerageOperation_C4AC73F2BE9BBD597616239B1C889B61_terseLabel_en-US" xlink:label="lab_thff_GainonSaleofcertainassetsandliabilitiesofInsuranceBrokerageOperation_C4AC73F2BE9BBD597616239B1C889B61" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Gain on Sale of certain assets and liabilities of Insurance Brokerage Operation</link:label>
    <link:label id="lab_thff_GainonSaleofcertainassetsandliabilitiesofInsuranceBrokerageOperation_C4AC73F2BE9BBD597616239B1C889B61_label_en-US" xlink:label="lab_thff_GainonSaleofcertainassetsandliabilitiesofInsuranceBrokerageOperation_C4AC73F2BE9BBD597616239B1C889B61" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gain on Sale of certain assets and liabilities of Insurance Brokerage Operation</link:label>
    <link:label id="lab_thff_GainonSaleofcertainassetsandliabilitiesofInsuranceBrokerageOperation_C4AC73F2BE9BBD597616239B1C889B61_documentation_en-US" xlink:label="lab_thff_GainonSaleofcertainassetsandliabilitiesofInsuranceBrokerageOperation_C4AC73F2BE9BBD597616239B1C889B61" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Gain on Sale of certain Assets and Liabilities of Insurance Brokerage Operation</link:label>
    <link:loc xlink:href="thff-20180630.xsd#thff_GainonSaleofcertainassetsandliabilitiesofInsuranceBrokerageOperation" xlink:label="loc_thff_GainonSaleofcertainassetsandliabilitiesofInsuranceBrokerageOperation_C4AC73F2BE9BBD597616239B1C889B61" xlink:type="locator" />
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    <link:label id="lab_us-gaap_Assets_8314A212ADDDECCB9029239B1C88F80E_terseLabel_en-US" xlink:label="lab_us-gaap_Assets_8314A212ADDDECCB9029239B1C88F80E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Assets</link:label>
    <link:label id="lab_us-gaap_Assets_8314A212ADDDECCB9029239B1C88F80E_label_en-US" xlink:label="lab_us-gaap_Assets_8314A212ADDDECCB9029239B1C88F80E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_Assets" xlink:label="loc_us-gaap_Assets_8314A212ADDDECCB9029239B1C88F80E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Assets_8314A212ADDDECCB9029239B1C88F80E" xlink:to="lab_us-gaap_Assets_8314A212ADDDECCB9029239B1C88F80E" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromDivestitureOfBusinesses_A83DBBA2AA7A6B2609E6239B1C8A0738_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromDivestitureOfBusinesses_A83DBBA2AA7A6B2609E6239B1C8A0738" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from Divestiture of Businesses</link:label>
    <link:label id="lab_us-gaap_ProceedsFromDivestitureOfBusinesses_A83DBBA2AA7A6B2609E6239B1C8A0738_label_en-US" xlink:label="lab_us-gaap_ProceedsFromDivestitureOfBusinesses_A83DBBA2AA7A6B2609E6239B1C8A0738" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Divestiture of Businesses</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProceedsFromDivestitureOfBusinesses" xlink:label="loc_us-gaap_ProceedsFromDivestitureOfBusinesses_A83DBBA2AA7A6B2609E6239B1C8A0738" xlink:type="locator" />
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    <link:label id="lab_us-gaap_Revenues_D37D085A9F550A3CF2B8239B1C8AB3F6_terseLabel_en-US" xlink:label="lab_us-gaap_Revenues_D37D085A9F550A3CF2B8239B1C8AB3F6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Insurance Services Revenue</link:label>
    <link:label id="lab_us-gaap_Revenues_D37D085A9F550A3CF2B8239B1C8AB3F6_label_en-US" xlink:label="lab_us-gaap_Revenues_D37D085A9F550A3CF2B8239B1C8AB3F6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revenues</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_Revenues" xlink:label="loc_us-gaap_Revenues_D37D085A9F550A3CF2B8239B1C8AB3F6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Revenues_D37D085A9F550A3CF2B8239B1C8AB3F6" xlink:to="lab_us-gaap_Revenues_D37D085A9F550A3CF2B8239B1C8AB3F6" xlink:type="arc" />
    <link:label id="lab_us-gaap_FDICIndemnificationAssetCashPaymentsReceived_EED97B3CC7B582378FC8239B1C8B34EF_verboseLabel_en-US" xlink:label="lab_us-gaap_FDICIndemnificationAssetCashPaymentsReceived_EED97B3CC7B582378FC8239B1C8B34EF" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Reimbursements from the FDIC</link:label>
    <link:label id="lab_us-gaap_FDICIndemnificationAssetCashPaymentsReceived_EED97B3CC7B582378FC8239B1C8B34EF_label_en-US" xlink:label="lab_us-gaap_FDICIndemnificationAssetCashPaymentsReceived_EED97B3CC7B582378FC8239B1C8B34EF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">FDIC Indemnification Asset, Cash Payments Received</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FDICIndemnificationAssetCashPaymentsReceived" xlink:label="loc_us-gaap_FDICIndemnificationAssetCashPaymentsReceived_EED97B3CC7B582378FC8239B1C8B34EF" xlink:type="locator" />
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    <link:label id="lab_us-gaap_FDICIndemnificationAsset_9D34B3165690891F0C59239B1C8BB42D_verboseLabel_en-US" xlink:label="lab_us-gaap_FDICIndemnificationAsset_9D34B3165690891F0C59239B1C8BB42D" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Outstanding balance for reimbursement of losses</link:label>
    <link:label id="lab_us-gaap_FDICIndemnificationAsset_9D34B3165690891F0C59239B1C8BB42D_label_en-US" xlink:label="lab_us-gaap_FDICIndemnificationAsset_9D34B3165690891F0C59239B1C8BB42D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">FDIC Indemnification Asset</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FDICIndemnificationAsset" xlink:label="loc_us-gaap_FDICIndemnificationAsset_9D34B3165690891F0C59239B1C8BB42D" xlink:type="locator" />
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    <link:label id="lab_us-gaap_Goodwill_19F31C504F27113AAC18239B1C8C14FF_terseLabel_en-US" xlink:label="lab_us-gaap_Goodwill_19F31C504F27113AAC18239B1C8C14FF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Goodwill</link:label>
    <link:label id="lab_us-gaap_Goodwill_19F31C504F27113AAC18239B1C8C14FF_label_en-US" xlink:label="lab_us-gaap_Goodwill_19F31C504F27113AAC18239B1C8C14FF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_19F31C504F27113AAC18239B1C8C14FF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Goodwill_19F31C504F27113AAC18239B1C8C14FF" xlink:to="lab_us-gaap_Goodwill_19F31C504F27113AAC18239B1C8C14FF" xlink:type="arc" />
    <link:label id="lab_thff_BusinessAquisitionLossSharingAgreementLossesOnAssetsThreshold_F47A564C4D6404E25AF1239B1C8C121B_terseLabel_en-US" xlink:label="lab_thff_BusinessAquisitionLossSharingAgreementLossesOnAssetsThreshold_F47A564C4D6404E25AF1239B1C8C121B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Aquisition, Loss Sharing Agreement Losses On Assets Threshold</link:label>
    <link:label id="lab_thff_BusinessAquisitionLossSharingAgreementLossesOnAssetsThreshold_F47A564C4D6404E25AF1239B1C8C121B_label_en-US" xlink:label="lab_thff_BusinessAquisitionLossSharingAgreementLossesOnAssetsThreshold_F47A564C4D6404E25AF1239B1C8C121B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Aquisition, Loss Sharing Agreement Losses On Assets Threshold</link:label>
    <link:label id="lab_thff_BusinessAquisitionLossSharingAgreementLossesOnAssetsThreshold_F47A564C4D6404E25AF1239B1C8C121B_documentation_en-US" xlink:label="lab_thff_BusinessAquisitionLossSharingAgreementLossesOnAssetsThreshold_F47A564C4D6404E25AF1239B1C8C121B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the threshold amount of losses on assets acquired in a business combination to calculate the amount of reimbursement under the loss-sharing agreement.</link:label>
    <link:loc xlink:href="thff-20180630.xsd#thff_BusinessAquisitionLossSharingAgreementLossesOnAssetsThreshold" xlink:label="loc_thff_BusinessAquisitionLossSharingAgreementLossesOnAssetsThreshold_F47A564C4D6404E25AF1239B1C8C121B" xlink:type="locator" />
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    <link:label id="lab_thff_BusinessAcquisitionLossSharingAgreementLossesInExcessOfThresholdToBeReimbursedPercentage_B00E395709E8A5B87BE1239B1C8C5EE4_terseLabel_en-US" xlink:label="lab_thff_BusinessAcquisitionLossSharingAgreementLossesInExcessOfThresholdToBeReimbursedPercentage_B00E395709E8A5B87BE1239B1C8C5EE4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Acquisition Loss Sharing Agreement Losses In Excess Of Threshold To Be Reimbursed Percentage</link:label>
    <link:label id="lab_thff_BusinessAcquisitionLossSharingAgreementLossesInExcessOfThresholdToBeReimbursedPercentage_B00E395709E8A5B87BE1239B1C8C5EE4_label_en-US" xlink:label="lab_thff_BusinessAcquisitionLossSharingAgreementLossesInExcessOfThresholdToBeReimbursedPercentage_B00E395709E8A5B87BE1239B1C8C5EE4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition Loss Sharing Agreement Losses In Excess Of Threshold To Be Reimbursed Percentage</link:label>
    <link:label id="lab_thff_BusinessAcquisitionLossSharingAgreementLossesInExcessOfThresholdToBeReimbursedPercentage_B00E395709E8A5B87BE1239B1C8C5EE4_documentation_en-US" xlink:label="lab_thff_BusinessAcquisitionLossSharingAgreementLossesInExcessOfThresholdToBeReimbursedPercentage_B00E395709E8A5B87BE1239B1C8C5EE4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the percentage of losses on assets acquired under business combination and covered under loss-sharing agreement, to be reimbursed by FDIC, if losses exceed the threshold amount.</link:label>
    <link:loc xlink:href="thff-20180630.xsd#thff_BusinessAcquisitionLossSharingAgreementLossesInExcessOfThresholdToBeReimbursedPercentage" xlink:label="loc_thff_BusinessAcquisitionLossSharingAgreementLossesInExcessOfThresholdToBeReimbursedPercentage_B00E395709E8A5B87BE1239B1C8C5EE4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_thff_BusinessAcquisitionLossSharingAgreementLossesInExcessOfThresholdToBeReimbursedPercentage_B00E395709E8A5B87BE1239B1C8C5EE4" xlink:to="lab_thff_BusinessAcquisitionLossSharingAgreementLossesInExcessOfThresholdToBeReimbursedPercentage_B00E395709E8A5B87BE1239B1C8C5EE4" xlink:type="arc" />
    <link:label id="lab_thff_BusinessAcquisitionLossSharingAgreementLossesUpToThresholdToBeReimbursedPercentage_AAC42B4131EC7F17C240239B1C8D651B_terseLabel_en-US" xlink:label="lab_thff_BusinessAcquisitionLossSharingAgreementLossesUpToThresholdToBeReimbursedPercentage_AAC42B4131EC7F17C240239B1C8D651B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Acquisition, Loss Sharing Agreement Losses Up To Threshold To Be Reimbursed Percentage</link:label>
    <link:label id="lab_thff_BusinessAcquisitionLossSharingAgreementLossesUpToThresholdToBeReimbursedPercentage_AAC42B4131EC7F17C240239B1C8D651B_label_en-US" xlink:label="lab_thff_BusinessAcquisitionLossSharingAgreementLossesUpToThresholdToBeReimbursedPercentage_AAC42B4131EC7F17C240239B1C8D651B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition, Loss Sharing Agreement Losses Up To Threshold To Be Reimbursed Percentage</link:label>
    <link:label id="lab_thff_BusinessAcquisitionLossSharingAgreementLossesUpToThresholdToBeReimbursedPercentage_AAC42B4131EC7F17C240239B1C8D651B_documentation_en-US" xlink:label="lab_thff_BusinessAcquisitionLossSharingAgreementLossesUpToThresholdToBeReimbursedPercentage_AAC42B4131EC7F17C240239B1C8D651B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the percentage of losses on assets acquired under business combination and covered under loss-sharing agreement, to be reimbursed by FDIC, if losses are up to the threshold amount.</link:label>
    <link:loc xlink:href="thff-20180630.xsd#thff_BusinessAcquisitionLossSharingAgreementLossesUpToThresholdToBeReimbursedPercentage" xlink:label="loc_thff_BusinessAcquisitionLossSharingAgreementLossesUpToThresholdToBeReimbursedPercentage_AAC42B4131EC7F17C240239B1C8D651B" xlink:type="locator" />
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    <link:label id="lab_thff_LoansandLeasesReceivableNetofLoanswithDeterioratedCreditQualityCovered_30BBC82F8D8702B20846239B1C8D679E_terseLabel_en-US" xlink:label="lab_thff_LoansandLeasesReceivableNetofLoanswithDeterioratedCreditQualityCovered_30BBC82F8D8702B20846239B1C8D679E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loans and Leases Receivable, Net of Loans with Deteriorated Credit Quality, Covered</link:label>
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    <link:loc xlink:href="thff-20180630.xsd#thff_FairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock" xlink:label="loc_thff_FairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock_087262A54663C49FBE0A148614ACAD38" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_thff_FairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock_087262A54663C49FBE0A148614ACAD38" xlink:to="lab_thff_FairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock_087262A54663C49FBE0A148614ACAD38" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_89C39CB4137B0F711A57148614AC8893_verboseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_89C39CB4137B0F711A57148614AC8893" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Quantitative information about recurring and non-recurring Level 3</link:label>
    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_89C39CB4137B0F711A57148614AC8893_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_89C39CB4137B0F711A57148614AC8893" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_89C39CB4137B0F711A57148614AC8893" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_89C39CB4137B0F711A57148614AC8893" xlink:to="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_89C39CB4137B0F711A57148614AC8893" xlink:type="arc" />
    <link:label id="lab_thff_ImpairedFinancingReceivablesFairValueTableTextBlock_A9708FEAC1D26327B320148614AC613B_terseLabel_en-US" xlink:label="lab_thff_ImpairedFinancingReceivablesFairValueTableTextBlock_A9708FEAC1D26327B320148614AC613B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of loans identified as impaired by class of loans</link:label>
    <link:label id="lab_thff_ImpairedFinancingReceivablesFairValueTableTextBlock_A9708FEAC1D26327B320148614AC613B_label_en-US" xlink:label="lab_thff_ImpairedFinancingReceivablesFairValueTableTextBlock_A9708FEAC1D26327B320148614AC613B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivables Fair Value [Table Text Block]</link:label>
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    <link:loc xlink:href="thff-20180630.xsd#thff_ImpairedFinancingReceivablesFairValueTableTextBlock" xlink:label="loc_thff_ImpairedFinancingReceivablesFairValueTableTextBlock_A9708FEAC1D26327B320148614AC613B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_thff_ImpairedFinancingReceivablesFairValueTableTextBlock_A9708FEAC1D26327B320148614AC613B" xlink:to="lab_thff_ImpairedFinancingReceivablesFairValueTableTextBlock_A9708FEAC1D26327B320148614AC613B" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock_5879E17199E04CF794E5148614AC2128_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock_5879E17199E04CF794E5148614AC2128" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of carrying amount and estimated fair value of financial instruments</link:label>
    <link:label id="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock_5879E17199E04CF794E5148614AC2128_label_en-US" xlink:label="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock_5879E17199E04CF794E5148614AC2128" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, by Balance Sheet Grouping [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTextBlock" xlink:label="loc_us-gaap_FairValueByBalanceSheetGroupingTextBlock_5879E17199E04CF794E5148614AC2128" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByBalanceSheetGroupingTextBlock_5879E17199E04CF794E5148614AC2128" xlink:to="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock_5879E17199E04CF794E5148614AC2128" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableImpairedLineItems_27B4B78D775D2473C634148615A27078_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableImpairedLineItems_27B4B78D775D2473C634148615A27078" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Impaired Loans</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FinancingReceivableImpairedLineItems" xlink:label="loc_us-gaap_FinancingReceivableImpairedLineItems_27B4B78D775D2473C634148615A27078" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableImpairedLineItems_27B4B78D775D2473C634148615A27078" xlink:to="lab_us-gaap_FinancingReceivableImpairedLineItems_27B4B78D775D2473C634148615A27078" xlink:type="arc" />
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalanceAbstract_DB6A94392257BE317CDA148615A24D4F_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalanceAbstract_DB6A94392257BE317CDA148615A24D4F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unpaid Principal Balance</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalanceAbstract_DB6A94392257BE317CDA148615A24D4F_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalanceAbstract_DB6A94392257BE317CDA148615A24D4F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, Unpaid Principal Balance [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalanceAbstract" xlink:label="loc_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalanceAbstract_DB6A94392257BE317CDA148615A24D4F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalanceAbstract_DB6A94392257BE317CDA148615A24D4F" xlink:to="lab_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalanceAbstract_DB6A94392257BE317CDA148615A24D4F" xlink:type="arc" />
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance_C525CCADC068E0682C1A148615A37025_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance_C525CCADC068E0682C1A148615A37025" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">With no related allowance recorded:</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance_C525CCADC068E0682C1A148615A37025_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance_C525CCADC068E0682C1A148615A37025" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance" xlink:label="loc_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance_C525CCADC068E0682C1A148615A37025" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance_C525CCADC068E0682C1A148615A37025" xlink:to="lab_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance_C525CCADC068E0682C1A148615A37025" xlink:type="arc" />
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance_BCFDD2B51D75C7523803148615A36CA0_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance_BCFDD2B51D75C7523803148615A36CA0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">With an allowance recorded:</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance_BCFDD2B51D75C7523803148615A36CA0_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance_BCFDD2B51D75C7523803148615A36CA0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance" xlink:label="loc_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance_BCFDD2B51D75C7523803148615A36CA0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance_BCFDD2B51D75C7523803148615A36CA0" xlink:to="lab_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance_BCFDD2B51D75C7523803148615A36CA0" xlink:type="arc" />
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance_3615D39A35DED108F950148615A3E86A_verboseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance_3615D39A35DED108F950148615A3E86A" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">TOTAL</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance_3615D39A35DED108F950148615A3E86A_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance_3615D39A35DED108F950148615A3E86A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, Unpaid Principal Balance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance" xlink:label="loc_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance_3615D39A35DED108F950148615A3E86A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance_3615D39A35DED108F950148615A3E86A" xlink:to="lab_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance_3615D39A35DED108F950148615A3E86A" xlink:type="arc" />
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableRecordedInvestmentAbstract_5286855F4E4458D560B4148615A30174_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableRecordedInvestmentAbstract_5286855F4E4458D560B4148615A30174" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Recorded Investment</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableRecordedInvestmentAbstract_5286855F4E4458D560B4148615A30174_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableRecordedInvestmentAbstract_5286855F4E4458D560B4148615A30174" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, Recorded Investment [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ImpairedFinancingReceivableRecordedInvestmentAbstract" xlink:label="loc_us-gaap_ImpairedFinancingReceivableRecordedInvestmentAbstract_5286855F4E4458D560B4148615A30174" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ImpairedFinancingReceivableRecordedInvestmentAbstract_5286855F4E4458D560B4148615A30174" xlink:to="lab_us-gaap_ImpairedFinancingReceivableRecordedInvestmentAbstract_5286855F4E4458D560B4148615A30174" xlink:type="arc" />
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment_D6C7F333A1F79A7E9654148615A34177_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment_D6C7F333A1F79A7E9654148615A34177" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">With no related allowance recorded:</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment_D6C7F333A1F79A7E9654148615A34177_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment_D6C7F333A1F79A7E9654148615A34177" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, with No Related Allowance, Recorded Investment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment" xlink:label="loc_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment_D6C7F333A1F79A7E9654148615A34177" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment_D6C7F333A1F79A7E9654148615A34177" xlink:to="lab_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment_D6C7F333A1F79A7E9654148615A34177" xlink:type="arc" />
    <link:label id="lab_thff_ImpairedFinancingReceivableAllowanceForLoanLossesAbstract_DDAB0C098B40233D6175148615A4DA23_terseLabel_en-US" xlink:label="lab_thff_ImpairedFinancingReceivableAllowanceForLoanLossesAbstract_DDAB0C098B40233D6175148615A4DA23" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Allowance For Loan Losses Allocated</link:label>
    <link:label id="lab_thff_ImpairedFinancingReceivableAllowanceForLoanLossesAbstract_DDAB0C098B40233D6175148615A4DA23_label_en-US" xlink:label="lab_thff_ImpairedFinancingReceivableAllowanceForLoanLossesAbstract_DDAB0C098B40233D6175148615A4DA23" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable Allowance For Loan Losses [Abstract]</link:label>
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    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_thff_ImpairedFinancingReceivableAllowanceForLoanLossesAbstract_DDAB0C098B40233D6175148615A4DA23" xlink:to="lab_thff_ImpairedFinancingReceivableAllowanceForLoanLossesAbstract_DDAB0C098B40233D6175148615A4DA23" xlink:type="arc" />
    <link:label id="lab_thff_ImpairedFinancingReceivableWithNoRelatedAllowanceForLoanLossesAllocated_F0263C07986A99C3A4E7148615A406C3_verboseLabel_en-US" xlink:label="lab_thff_ImpairedFinancingReceivableWithNoRelatedAllowanceForLoanLossesAllocated_F0263C07986A99C3A4E7148615A406C3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">With no related allowance recorded:</link:label>
    <link:label id="lab_thff_ImpairedFinancingReceivableWithNoRelatedAllowanceForLoanLossesAllocated_F0263C07986A99C3A4E7148615A406C3_label_en-US" xlink:label="lab_thff_ImpairedFinancingReceivableWithNoRelatedAllowanceForLoanLossesAllocated_F0263C07986A99C3A4E7148615A406C3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable With No Related Allowance For Loan Losses Allocated</link:label>
    <link:label id="lab_thff_ImpairedFinancingReceivableWithNoRelatedAllowanceForLoanLossesAllocated_F0263C07986A99C3A4E7148615A406C3_documentation_en-US" xlink:label="lab_thff_ImpairedFinancingReceivableWithNoRelatedAllowanceForLoanLossesAllocated_F0263C07986A99C3A4E7148615A406C3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amount of loan losses allocated in impaired financing receivables for which there is no related allowance for credit losses.</link:label>
    <link:loc xlink:href="thff-20180630.xsd#thff_ImpairedFinancingReceivableWithNoRelatedAllowanceForLoanLossesAllocated" xlink:label="loc_thff_ImpairedFinancingReceivableWithNoRelatedAllowanceForLoanLossesAllocated_F0263C07986A99C3A4E7148615A406C3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_thff_ImpairedFinancingReceivableWithNoRelatedAllowanceForLoanLossesAllocated_F0263C07986A99C3A4E7148615A406C3" xlink:to="lab_thff_ImpairedFinancingReceivableWithNoRelatedAllowanceForLoanLossesAllocated_F0263C07986A99C3A4E7148615A406C3" xlink:type="arc" />
    <link:label id="lab_thff_ImpairedFinancingReceivableWithRelatedAllowanceForLoanLossesAllocated_7B0D821AC8638B578A57148615A49E9A_verboseLabel_en-US" xlink:label="lab_thff_ImpairedFinancingReceivableWithRelatedAllowanceForLoanLossesAllocated_7B0D821AC8638B578A57148615A49E9A" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">With an allowance recorded:</link:label>
    <link:label id="lab_thff_ImpairedFinancingReceivableWithRelatedAllowanceForLoanLossesAllocated_7B0D821AC8638B578A57148615A49E9A_label_en-US" xlink:label="lab_thff_ImpairedFinancingReceivableWithRelatedAllowanceForLoanLossesAllocated_7B0D821AC8638B578A57148615A49E9A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable With Related Allowance For Loan Losses Allocated</link:label>
    <link:label id="lab_thff_ImpairedFinancingReceivableWithRelatedAllowanceForLoanLossesAllocated_7B0D821AC8638B578A57148615A49E9A_documentation_en-US" xlink:label="lab_thff_ImpairedFinancingReceivableWithRelatedAllowanceForLoanLossesAllocated_7B0D821AC8638B578A57148615A49E9A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amount of loan losses allocated in impaired financing receivables for which there is no related allowance for credit losses.</link:label>
    <link:loc xlink:href="thff-20180630.xsd#thff_ImpairedFinancingReceivableWithRelatedAllowanceForLoanLossesAllocated" xlink:label="loc_thff_ImpairedFinancingReceivableWithRelatedAllowanceForLoanLossesAllocated_7B0D821AC8638B578A57148615A49E9A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_thff_ImpairedFinancingReceivableWithRelatedAllowanceForLoanLossesAllocated_7B0D821AC8638B578A57148615A49E9A" xlink:to="lab_thff_ImpairedFinancingReceivableWithRelatedAllowanceForLoanLossesAllocated_7B0D821AC8638B578A57148615A49E9A" xlink:type="arc" />
    <link:label id="lab_thff_ImpairedFinancingReceivableLoanLossesAlocated_D2914C7750B8AF8F9E00148615A5A2C8_verboseLabel_en-US" xlink:label="lab_thff_ImpairedFinancingReceivableLoanLossesAlocated_D2914C7750B8AF8F9E00148615A5A2C8" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">TOTAL</link:label>
    <link:label id="lab_thff_ImpairedFinancingReceivableLoanLossesAlocated_D2914C7750B8AF8F9E00148615A5A2C8_label_en-US" xlink:label="lab_thff_ImpairedFinancingReceivableLoanLossesAlocated_D2914C7750B8AF8F9E00148615A5A2C8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable Loan Losses Alocated</link:label>
    <link:label id="lab_thff_ImpairedFinancingReceivableLoanLossesAlocated_D2914C7750B8AF8F9E00148615A5A2C8_documentation_en-US" xlink:label="lab_thff_ImpairedFinancingReceivableLoanLossesAlocated_D2914C7750B8AF8F9E00148615A5A2C8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Total ofImpaired Financing Receivable loan losses alocated.</link:label>
    <link:loc xlink:href="thff-20180630.xsd#thff_ImpairedFinancingReceivableLoanLossesAlocated" xlink:label="loc_thff_ImpairedFinancingReceivableLoanLossesAlocated_D2914C7750B8AF8F9E00148615A5A2C8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_thff_ImpairedFinancingReceivableLoanLossesAlocated_D2914C7750B8AF8F9E00148615A5A2C8" xlink:to="lab_thff_ImpairedFinancingReceivableLoanLossesAlocated_D2914C7750B8AF8F9E00148615A5A2C8" xlink:type="arc" />
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestmentAbstract_CA186157B68C38D8BD30148615A50316_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestmentAbstract_CA186157B68C38D8BD30148615A50316" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Average Recorded Investment</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestmentAbstract_CA186157B68C38D8BD30148615A50316_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestmentAbstract_CA186157B68C38D8BD30148615A50316" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, Average Recorded Investment [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ImpairedFinancingReceivableAverageRecordedInvestmentAbstract" xlink:label="loc_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestmentAbstract_CA186157B68C38D8BD30148615A50316" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestmentAbstract_CA186157B68C38D8BD30148615A50316" xlink:to="lab_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestmentAbstract_CA186157B68C38D8BD30148615A50316" xlink:type="arc" />
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment_1658327137DDECE4324D148615A54B3B_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment_1658327137DDECE4324D148615A54B3B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">With no related allowance recorded:</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment_1658327137DDECE4324D148615A54B3B_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment_1658327137DDECE4324D148615A54B3B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment" xlink:label="loc_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment_1658327137DDECE4324D148615A54B3B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment_1658327137DDECE4324D148615A54B3B" xlink:to="lab_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment_1658327137DDECE4324D148615A54B3B" xlink:type="arc" />
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment_20DD213587A7D1177283148615A5BCD4_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment_20DD213587A7D1177283148615A5BCD4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">With an allowance recorded:</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment_20DD213587A7D1177283148615A5BCD4_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment_20DD213587A7D1177283148615A5BCD4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, with Related Allowance, Average Recorded Investment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment" xlink:label="loc_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment_20DD213587A7D1177283148615A5BCD4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment_20DD213587A7D1177283148615A5BCD4" xlink:to="lab_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment_20DD213587A7D1177283148615A5BCD4" xlink:type="arc" />
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment_530FAFCD8D247A2E5017148615A58708_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment_530FAFCD8D247A2E5017148615A58708" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">TOTAL</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment_530FAFCD8D247A2E5017148615A58708_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment_530FAFCD8D247A2E5017148615A58708" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, Average Recorded Investment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment" xlink:label="loc_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment_530FAFCD8D247A2E5017148615A58708" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment_530FAFCD8D247A2E5017148615A58708" xlink:to="lab_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment_530FAFCD8D247A2E5017148615A58708" xlink:type="arc" />
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethodAbstract_0AF00C0354A4E1663F8E148615A51379_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethodAbstract_0AF00C0354A4E1663F8E148615A51379" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest Income Recognized</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethodAbstract_0AF00C0354A4E1663F8E148615A51379_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethodAbstract_0AF00C0354A4E1663F8E148615A51379" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, Interest Income, Accrual Method [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethodAbstract" xlink:label="loc_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethodAbstract_0AF00C0354A4E1663F8E148615A51379" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethodAbstract_0AF00C0354A4E1663F8E148615A51379" xlink:to="lab_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethodAbstract_0AF00C0354A4E1663F8E148615A51379" xlink:type="arc" />
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod_CDAABFB4EB7B73880808148615A6895E_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod_CDAABFB4EB7B73880808148615A6895E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">With no related allowance recorded:</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod_CDAABFB4EB7B73880808148615A6895E_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod_CDAABFB4EB7B73880808148615A6895E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, with No Related Allowance, Interest Income, Accrual Method</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod" xlink:label="loc_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod_CDAABFB4EB7B73880808148615A6895E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod_CDAABFB4EB7B73880808148615A6895E" xlink:to="lab_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod_CDAABFB4EB7B73880808148615A6895E" xlink:type="arc" />
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod_6CC3CA380CCE317282B9148615A6F2A0_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod_6CC3CA380CCE317282B9148615A6F2A0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">With an allowance recorded:</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod_6CC3CA380CCE317282B9148615A6F2A0_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod_6CC3CA380CCE317282B9148615A6F2A0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, with Related Allowance, Interest Income, Accrual Method</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod" xlink:label="loc_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod_6CC3CA380CCE317282B9148615A6F2A0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod_6CC3CA380CCE317282B9148615A6F2A0" xlink:to="lab_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod_6CC3CA380CCE317282B9148615A6F2A0" xlink:type="arc" />
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod_7F4C0F49164FDFFF3AEC148615A6D239_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod_7F4C0F49164FDFFF3AEC148615A6D239" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">TOTAL</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod_7F4C0F49164FDFFF3AEC148615A6D239_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod_7F4C0F49164FDFFF3AEC148615A6D239" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, Interest Income, Accrual Method</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod" xlink:label="loc_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod_7F4C0F49164FDFFF3AEC148615A6D239" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod_7F4C0F49164FDFFF3AEC148615A6D239" xlink:to="lab_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod_7F4C0F49164FDFFF3AEC148615A6D239" xlink:type="arc" />
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethodAbstract_6C361C5BF3CC71991334148615A6CA68_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethodAbstract_6C361C5BF3CC71991334148615A6CA68" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash Basis Interest Income Recognized</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethodAbstract_6C361C5BF3CC71991334148615A6CA68_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethodAbstract_6C361C5BF3CC71991334148615A6CA68" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, Interest Income, Cash Basis Method [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethodAbstract" xlink:label="loc_us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethodAbstract_6C361C5BF3CC71991334148615A6CA68" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethodAbstract_6C361C5BF3CC71991334148615A6CA68" xlink:to="lab_us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethodAbstract_6C361C5BF3CC71991334148615A6CA68" xlink:type="arc" />
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod_AE98E8FC13267ED5CB8E148615A6D8BF_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod_AE98E8FC13267ED5CB8E148615A6D8BF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">With no related allowance recorded:</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod_AE98E8FC13267ED5CB8E148615A6D8BF_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod_AE98E8FC13267ED5CB8E148615A6D8BF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod" xlink:label="loc_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod_AE98E8FC13267ED5CB8E148615A6D8BF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod_AE98E8FC13267ED5CB8E148615A6D8BF" xlink:to="lab_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod_AE98E8FC13267ED5CB8E148615A6D8BF" xlink:type="arc" />
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeCashBasisMethod_C6D64CB8AA6FACE26C6B148615A70587_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeCashBasisMethod_C6D64CB8AA6FACE26C6B148615A70587" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">With an allowance recorded:</link:label>
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    <link:label id="lab_us-gaap_DoubtfulMember_CD6E8C5AB618DA6F26141486154B2481_label_en-US" xlink:label="lab_us-gaap_DoubtfulMember_CD6E8C5AB618DA6F26141486154B2481" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Doubtful [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DoubtfulMember" xlink:label="loc_us-gaap_DoubtfulMember_CD6E8C5AB618DA6F26141486154B2481" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DoubtfulMember_CD6E8C5AB618DA6F26141486154B2481" xlink:to="lab_us-gaap_DoubtfulMember_CD6E8C5AB618DA6F26141486154B2481" xlink:type="arc" />
    <link:label id="lab_thff_NotRatedMember_381C1B085CC3155AE6821486154B2D4A_terseLabel_en-US" xlink:label="lab_thff_NotRatedMember_381C1B085CC3155AE6821486154B2D4A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Not Rated</link:label>
    <link:label id="lab_thff_NotRatedMember_381C1B085CC3155AE6821486154B2D4A_label_en-US" xlink:label="lab_thff_NotRatedMember_381C1B085CC3155AE6821486154B2D4A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Not Rated [Member]</link:label>
    <link:label id="lab_thff_NotRatedMember_381C1B085CC3155AE6821486154B2D4A_documentation_en-US" xlink:label="lab_thff_NotRatedMember_381C1B085CC3155AE6821486154B2D4A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the financing receivables which are not individually rated by Credit Quality Indicator. These include loans with an outstanding balance less than $50,000 and ones that are included within homogeneous groups.</link:label>
    <link:loc xlink:href="thff-20180630.xsd#thff_NotRatedMember" xlink:label="loc_thff_NotRatedMember_381C1B085CC3155AE6821486154B2D4A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_thff_NotRatedMember_381C1B085CC3155AE6821486154B2D4A" xlink:to="lab_thff_NotRatedMember_381C1B085CC3155AE6821486154B2D4A" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableRecordedInvestmentLineItems_C471CACCCCC5ED2FD9D41486154D2764_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableRecordedInvestmentLineItems_C471CACCCCC5ED2FD9D41486154D2764" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Analysis of risk category of loans by class of loans</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableRecordedInvestmentLineItems_C471CACCCCC5ED2FD9D41486154D2764_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableRecordedInvestmentLineItems_C471CACCCCC5ED2FD9D41486154D2764" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Recorded Investment [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentLineItems" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_C471CACCCCC5ED2FD9D41486154D2764" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_C471CACCCCC5ED2FD9D41486154D2764" xlink:to="lab_us-gaap_FinancingReceivableRecordedInvestmentLineItems_C471CACCCCC5ED2FD9D41486154D2764" xlink:type="arc" />
    <link:label id="lab_thff_FinancingReceivableRecordedInvestment_01C3F9EF1562A0504D9E1486154E63F0_terseLabel_en-US" xlink:label="lab_thff_FinancingReceivableRecordedInvestment_01C3F9EF1562A0504D9E1486154E63F0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivable Recorded Investment</link:label>
    <link:loc xlink:href="thff-20180630.xsd#thff_FinancingReceivableRecordedInvestment" xlink:label="loc_thff_FinancingReceivableRecordedInvestment_01C3F9EF1562A0504D9E1486154E63F0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_thff_FinancingReceivableRecordedInvestment_01C3F9EF1562A0504D9E1486154E63F0" xlink:to="lab_thff_FinancingReceivableRecordedInvestment_01C3F9EF1562A0504D9E1486154E63F0" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableRecordedInvestmentPastDue_66D7963EBD4DF792008E1486154ECE82_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableRecordedInvestmentPastDue_66D7963EBD4DF792008E1486154ECE82" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivable, Recorded Investment, Past Due</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentPastDue" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentPastDue_66D7963EBD4DF792008E1486154ECE82" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentPastDue_66D7963EBD4DF792008E1486154ECE82" xlink:to="lab_us-gaap_FinancingReceivableRecordedInvestmentPastDue_66D7963EBD4DF792008E1486154ECE82" xlink:type="arc" />
    <link:label id="lab_us-gaap_LoansAndLeasesReceivableGrossCarryingAmount_AED6587F1D5A52613DCA1486154E2965_terseLabel_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableGrossCarryingAmount_AED6587F1D5A52613DCA1486154E2965" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total loans</link:label>
    <link:label id="lab_us-gaap_LoansAndLeasesReceivableGrossCarryingAmount_AED6587F1D5A52613DCA1486154E2965_label_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableGrossCarryingAmount_AED6587F1D5A52613DCA1486154E2965" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans and Leases Receivable, Gross</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LoansAndLeasesReceivableGrossCarryingAmount" xlink:label="loc_us-gaap_LoansAndLeasesReceivableGrossCarryingAmount_AED6587F1D5A52613DCA1486154E2965" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LoansAndLeasesReceivableGrossCarryingAmount_AED6587F1D5A52613DCA1486154E2965" xlink:to="lab_us-gaap_LoansAndLeasesReceivableGrossCarryingAmount_AED6587F1D5A52613DCA1486154E2965" xlink:type="arc" />
    <link:label id="lab_thff_Loansnotrated_3753F7E10BA34C5D80F71486154E3EC3_terseLabel_en-US" xlink:label="lab_thff_Loansnotrated_3753F7E10BA34C5D80F71486154E3EC3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loans not rated</link:label>
    <link:label id="lab_thff_Loansnotrated_3753F7E10BA34C5D80F71486154E3EC3_label_en-US" xlink:label="lab_thff_Loansnotrated_3753F7E10BA34C5D80F71486154E3EC3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans not rated</link:label>
    <link:label id="lab_thff_Loansnotrated_3753F7E10BA34C5D80F71486154E3EC3_documentation_en-US" xlink:label="lab_thff_Loansnotrated_3753F7E10BA34C5D80F71486154E3EC3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Loans not rated</link:label>
    <link:loc xlink:href="thff-20180630.xsd#thff_Loansnotrated" xlink:label="loc_thff_Loansnotrated_3753F7E10BA34C5D80F71486154E3EC3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_thff_Loansnotrated_3753F7E10BA34C5D80F71486154E3EC3" xlink:to="lab_thff_Loansnotrated_3753F7E10BA34C5D80F71486154E3EC3" xlink:type="arc" />
    <link:label id="lab_thff_CoveredLoansMember_0C2E0D2FB3B37B9FCB371486152F2C84_terseLabel_en-US" xlink:label="lab_thff_CoveredLoansMember_0C2E0D2FB3B37B9FCB371486152F2C84" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Covered Loans</link:label>
    <link:label id="lab_thff_CoveredLoansMember_0C2E0D2FB3B37B9FCB371486152F2C84_label_en-US" xlink:label="lab_thff_CoveredLoansMember_0C2E0D2FB3B37B9FCB371486152F2C84" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Covered Loans [Member]</link:label>
    <link:label id="lab_thff_CoveredLoansMember_0C2E0D2FB3B37B9FCB371486152F2C84_documentation_en-US" xlink:label="lab_thff_CoveredLoansMember_0C2E0D2FB3B37B9FCB371486152F2C84" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Loans and leases held in portfolio of which losses will be shared with the Federal Deposit Insurance Corporation under loss sharing agreements.</link:label>
    <link:loc xlink:href="thff-20180630.xsd#thff_CoveredLoansMember" xlink:label="loc_thff_CoveredLoansMember_0C2E0D2FB3B37B9FCB371486152F2C84" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_thff_CoveredLoansMember_0C2E0D2FB3B37B9FCB371486152F2C84" xlink:to="lab_thff_CoveredLoansMember_0C2E0D2FB3B37B9FCB371486152F2C84" xlink:type="arc" />
    <link:label id="lab_thff_FinancingReceivableModificationsSpecificReservesAllocatedtoTroubledDebtRestructuring_9AB6E96B8169B9F884DF1486153193CC_terseLabel_en-US" xlink:label="lab_thff_FinancingReceivableModificationsSpecificReservesAllocatedtoTroubledDebtRestructuring_9AB6E96B8169B9F884DF1486153193CC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivable, Modifications, Specific Reserves Allocated to Troubled Debt Restructuring</link:label>
    <link:label id="lab_thff_FinancingReceivableModificationsSpecificReservesAllocatedtoTroubledDebtRestructuring_9AB6E96B8169B9F884DF1486153193CC_label_en-US" xlink:label="lab_thff_FinancingReceivableModificationsSpecificReservesAllocatedtoTroubledDebtRestructuring_9AB6E96B8169B9F884DF1486153193CC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Modifications, Specific Reserves Allocated to Troubled Debt Restructuring</link:label>
    <link:label id="lab_thff_FinancingReceivableModificationsSpecificReservesAllocatedtoTroubledDebtRestructuring_9AB6E96B8169B9F884DF1486153193CC_documentation_en-US" xlink:label="lab_thff_FinancingReceivableModificationsSpecificReservesAllocatedtoTroubledDebtRestructuring_9AB6E96B8169B9F884DF1486153193CC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Financing Receivable, Modifications, Specific Reserves Allocated to Troubled Debt Restructuring</link:label>
    <link:loc xlink:href="thff-20180630.xsd#thff_FinancingReceivableModificationsSpecificReservesAllocatedtoTroubledDebtRestructuring" xlink:label="loc_thff_FinancingReceivableModificationsSpecificReservesAllocatedtoTroubledDebtRestructuring_9AB6E96B8169B9F884DF1486153193CC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_thff_FinancingReceivableModificationsSpecificReservesAllocatedtoTroubledDebtRestructuring_9AB6E96B8169B9F884DF1486153193CC" xlink:to="lab_thff_FinancingReceivableModificationsSpecificReservesAllocatedtoTroubledDebtRestructuring_9AB6E96B8169B9F884DF1486153193CC" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing_ADEE3E02AB0B1F4BDC0014861532DDF2_verboseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing_ADEE3E02AB0B1F4BDC0014861532DDF2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Loans Past Due Over 90 Day Still Accruing</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing_ADEE3E02AB0B1F4BDC0014861532DDF2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing_ADEE3E02AB0B1F4BDC0014861532DDF2" xlink:to="lab_us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing_ADEE3E02AB0B1F4BDC0014861532DDF2" xlink:type="arc" />
    <link:label id="lab_thff_LoansAndLeasesReceivableMinimumOutstandingBalanceToBeIndividuallyEvaluated_003D69DE91C894A53359148615321DB2_terseLabel_en-US" xlink:label="lab_thff_LoansAndLeasesReceivableMinimumOutstandingBalanceToBeIndividuallyEvaluated_003D69DE91C894A53359148615321DB2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Minimum outstanding balance of non-homogeneous loans to be individually evaluated as to credit risk</link:label>
    <link:label id="lab_thff_LoansAndLeasesReceivableMinimumOutstandingBalanceToBeIndividuallyEvaluated_003D69DE91C894A53359148615321DB2_label_en-US" xlink:label="lab_thff_LoansAndLeasesReceivableMinimumOutstandingBalanceToBeIndividuallyEvaluated_003D69DE91C894A53359148615321DB2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans and Leases Receivable Minimum Outstanding Balance To Be Individually Evaluated</link:label>
    <link:label id="lab_thff_LoansAndLeasesReceivableMinimumOutstandingBalanceToBeIndividuallyEvaluated_003D69DE91C894A53359148615321DB2_documentation_en-US" xlink:label="lab_thff_LoansAndLeasesReceivableMinimumOutstandingBalanceToBeIndividuallyEvaluated_003D69DE91C894A53359148615321DB2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents the minimum outstanding balance of loans to be individually reviewed and classified as to credit risk. Homogeneous loans (at all levels of outstanding balances) are not reviewed individually, but rather as part of a group.</link:label>
    <link:loc xlink:href="thff-20180630.xsd#thff_LoansAndLeasesReceivableMinimumOutstandingBalanceToBeIndividuallyEvaluated" xlink:label="loc_thff_LoansAndLeasesReceivableMinimumOutstandingBalanceToBeIndividuallyEvaluated_003D69DE91C894A53359148615321DB2" xlink:type="locator" />
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    <link:label id="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsRollForward_3DCB6603BEA1C8DB39AB148614D5D5D0_terseLabel_en-US" xlink:label="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsRollForward_3DCB6603BEA1C8DB39AB148614D5D5D0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Rollforward of the credit losses recognized in earnings</link:label>
    <link:label id="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsRollForward_3DCB6603BEA1C8DB39AB148614D5D5D0_label_en-US" xlink:label="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsRollForward_3DCB6603BEA1C8DB39AB148614D5D5D0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other than Temporary Impairment, Credit Losses Recognized in Earnings [Roll Forward]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsRollForward" xlink:label="loc_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsRollForward_3DCB6603BEA1C8DB39AB148614D5D5D0" xlink:type="locator" />
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    <link:label id="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld_E15B80E5705EBDCA2144148614D55189_periodStartLabel_en-US" xlink:label="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld_E15B80E5705EBDCA2144148614D55189" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Beginning balance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld" xlink:label="loc_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld_E15B80E5705EBDCA2144148614D55189" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld_E15B80E5705EBDCA2144148614D55189" xlink:to="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld_E15B80E5705EBDCA2144148614D55189" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsNoPreviousImpairment_B0E688E15BF319B39D18148614D543E3_verboseLabel_en-US" xlink:label="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsNoPreviousImpairment_B0E688E15BF319B39D18148614D543E3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Increases to the amount related to the credit loss for which other-than-temporary was previously recognized</link:label>
    <link:label id="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsNoPreviousImpairment_B0E688E15BF319B39D18148614D543E3_label_en-US" xlink:label="lab_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsNoPreviousImpairment_B0E688E15BF319B39D18148614D543E3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other than Temporary Impairment, Credit Losses Recognized in Earnings, Additions, No Previous Impairment</link:label>
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