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  <xsd:element id="mlp_OperatingCostsAndExpensesPolicyTextBlock" name="OperatingCostsAndExpensesPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_OperatingLeaseIncomeIncludingWaterSystemSalesMember" name="OperatingLeaseIncomeIncludingWaterSystemSalesMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="mlp_OperatingLeasesIncomeStatementLicensingFeesRevenue" name="OperatingLeasesIncomeStatementLicensingFeesRevenue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="mlp_OperatingLeasesIncomeStatementRevenueOther" name="OperatingLeasesIncomeStatementRevenueOther" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="mlp_OperatingLossCarryforwardsThatDoNotExpire" name="OperatingLossCarryforwardsThatDoNotExpire" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element id="mlp_PaymentsForDeferredDevelopment" name="PaymentsForDeferredDevelopment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="mlp_PaymentsForReimbursementOfFiltrationAndMaintenance" name="PaymentsForReimbursementOfFiltrationAndMaintenance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="mlp_PayrollAndEmployeeBenefitsLiabilitiesCurrent" name="PayrollAndEmployeeBenefitsLiabilitiesCurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element id="mlp_PledgedAssetsNotSeparatelyReportedAreaOfRealEstate" name="PledgedAssetsNotSeparatelyReportedAreaOfRealEstate" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:areaItemType" xbrli:periodType="instant"/>
  <xsd:element id="mlp_ProceedsFromCoreOperatingActivities" name="ProceedsFromCoreOperatingActivities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="mlp_RealEstateHeldForSaleListPrice" name="RealEstateHeldForSaleListPrice" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="mlp_ResortAmenitiesAndOtherMember" name="ResortAmenitiesAndOtherMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_ResortAmenitiesSegmentMember" name="ResortAmenitiesSegmentMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="mlp_ReturnOfEquity" name="ReturnOfEquity" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="mlp_RisksAndUncertaintiesPolicyTextBlock" name="RisksAndUncertaintiesPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_StewardshipAndConservationEffortsSubsidizedByTheStateOfHawaiiAndTheCountyOfMauiMember" name="StewardshipAndConservationEffortsSubsidizedByTheStateOfHawaiiAndTheCountyOfMauiMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_SubsidizedStewardshipAndConservationEffortsMember" name="SubsidizedStewardshipAndConservationEffortsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_The2017EquityAndIncentiveAwardPlanMember" name="The2017EquityAndIncentiveAwardPlanMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_The2023PlanMember" name="The2023PlanMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_The2024PlanMember" name="The2024PlanMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_UpcountryMauiMember" name="UpcountryMauiMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_WestMauiMember" name="WestMauiMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_Year2023Member" name="Year2023Member" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_Year2024Member" name="Year2024Member" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-note-10-leasing-arrangements-future-minimum-rental-income-receivable-details" name="statement-statement-note-10-leasing-arrangements-future-minimum-rental-income-receivable-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-note-10-leasing-arrangements-rental-income-under-operating-leases-details" name="statement-statement-note-10-leasing-arrangements-rental-income-under-operating-leases-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-note-10-leasing-arrangements-tables" name="statement-statement-note-10-leasing-arrangements-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-note-12-income-taxes-effective-income-tax-rate-reconciliation-details" name="statement-statement-note-12-income-taxes-effective-income-tax-rate-reconciliation-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-note-12-income-taxes-summary-of-deferred-tax-assets-and-liabilities-details" name="statement-statement-note-12-income-taxes-summary-of-deferred-tax-assets-and-liabilities-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-note-12-income-taxes-tables" name="statement-statement-note-12-income-taxes-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-note-13-segment-information-reportable-segment-information-details" name="statement-statement-note-13-segment-information-reportable-segment-information-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-note-13-segment-information-tables" name="statement-statement-note-13-segment-information-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-note-14-reserves-allowance-for-doubtful-accounts-and-reserves-for-environmental-liabilities-details" name="statement-statement-note-14-reserves-allowance-for-doubtful-accounts-and-reserves-for-environmental-liabilities-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-note-14-reserves-tables" name="statement-statement-note-14-reserves-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-note-2-investments-in-bond-securities-amortized-cost-to-fair-value-of-debt-securities-details" name="statement-statement-note-2-investments-in-bond-securities-amortized-cost-to-fair-value-of-debt-securities-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-note-2-investments-in-bond-securities-maturities-of-debt-securities-details" name="statement-statement-note-2-investments-in-bond-securities-maturities-of-debt-securities-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-note-2-investments-in-bond-securities-tables" name="statement-statement-note-2-investments-in-bond-securities-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-note-4-property-equipment-property-equipment-details" name="statement-statement-note-4-property-equipment-property-equipment-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-note-4-property-equipment-tables" name="statement-statement-note-4-property-equipment-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-note-6-longterm-debt-maturity-schedule-details" name="statement-statement-note-6-longterm-debt-maturity-schedule-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-note-6-longterm-debt-tables" name="statement-statement-note-6-longterm-debt-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-note-7-accrued-retirement-benefits-accrued-retirement-benefits-details" name="statement-statement-note-7-accrued-retirement-benefits-accrued-retirement-benefits-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-note-7-accrued-retirement-benefits-changes-in-benefit-obligations-and-plan-assets-details" name="statement-statement-note-7-accrued-retirement-benefits-changes-in-benefit-obligations-and-plan-assets-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-note-7-accrued-retirement-benefits-changes-in-benefit-obligations-and-plan-assets-details-parentheticals" name="statement-statement-note-7-accrued-retirement-benefits-changes-in-benefit-obligations-and-plan-assets-details-parentheticals" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-note-7-accrued-retirement-benefits-fair-values-of-pension-assets-details" name="statement-statement-note-7-accrued-retirement-benefits-fair-values-of-pension-assets-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-note-7-accrued-retirement-benefits-net-periodic-cost-details" name="statement-statement-note-7-accrued-retirement-benefits-net-periodic-cost-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-note-7-accrued-retirement-benefits-summary-of-assumptions-used-details" name="statement-statement-note-7-accrued-retirement-benefits-summary-of-assumptions-used-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-note-7-accrued-retirement-benefits-summary-of-contribution-to-defined-benefit-plans-details" name="statement-statement-note-7-accrued-retirement-benefits-summary-of-contribution-to-defined-benefit-plans-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-note-7-accrued-retirement-benefits-tables" name="statement-statement-note-7-accrued-retirement-benefits-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="mlp_statement-statement-significant-accounting-policies-policies" name="statement-statement-significant-accounting-policies-policies" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
</xsd:schema>
