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  <xsd:element id="sqft_NumberOfLimitedPartnershipsInWhichCompanyIsSoleGeneralPartner" name="NumberOfLimitedPartnershipsInWhichCompanyIsSoleGeneralPartner" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration"/>
  <xsd:element id="sqft_NumberOfModelHomesHeldForSale" name="NumberOfModelHomesHeldForSale" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant"/>
  <xsd:element id="sqft_NumberOfPubliclyTradedREITSsInWhichCommonSharesAreOwned" name="NumberOfPubliclyTradedREITSsInWhichCommonSharesAreOwned" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant"/>
  <xsd:element id="sqft_NumberOfPubliclyTradedREITsInWhichOptionsAreOwned" name="NumberOfPubliclyTradedREITsInWhichOptionsAreOwned" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant"/>
  <xsd:element id="sqft_NumberOfRealEstatePropertiesHeldForSale" name="NumberOfRealEstatePropertiesHeldForSale" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant"/>
  <xsd:element id="sqft_NumberOfStatesRealEstatePropertyIsLocated" name="NumberOfStatesRealEstatePropertyIsLocated" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="sqft_OfficeIndustrialPropertiesMember" name="OfficeIndustrialPropertiesMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_OneParkCentreMember" name="OneParkCentreMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="sqft_OptionToPurchaseAdditionalSharesPeriod" name="OptionToPurchaseAdditionalSharesPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration"/>
  <xsd:element id="sqft_OtherEquityOfferingCosts" name="OtherEquityOfferingCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="sqft_PaymentOfSalesCommissionOrDealerManagerFee" name="PaymentOfSalesCommissionOrDealerManagerFee" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="sqft_PaymentsForProceedsFromLeasingCosts" name="PaymentsForProceedsFromLeasingCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="sqft_PaymentsForRedemptionOfSPACShares" name="PaymentsForRedemptionOfSPACShares" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="sqft_PaymentsToAcquireInvestmentsOfSpacIpoProceedsIntoTrustAccount" name="PaymentsToAcquireInvestmentsOfSpacIpoProceedsIntoTrustAccount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="sqft_PercentageBeneficialOwnershipInProperty" name="PercentageBeneficialOwnershipInProperty" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="instant"/>
  <xsd:element id="sqft_PercentageOwnershipInProperty" name="PercentageOwnershipInProperty" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="sqft_PlacementAgentWarrantsMember" name="PlacementAgentWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_PreFundedWarrantsMember" name="PreFundedWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="sqft_PreferredStockNumberOfBoardOfDirectorsEntitledToVoteIfDividendsNotPaidFor18MonthlyDividendPeriods" name="PreferredStockNumberOfBoardOfDirectorsEntitledToVoteIfDividendsNotPaidFor18MonthlyDividendPeriods" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant"/>
  <xsd:element id="sqft_PreferredStockPercentageOfOutstandingSharesRequiredToAuthorizeSeniorRankingStock" name="PreferredStockPercentageOfOutstandingSharesRequiredToAuthorizeSeniorRankingStock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="sqft_PresidioPropertyTrustIncNotesPayableMember" name="PresidioPropertyTrustIncNotesPayableMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_PresidioPropertyTrustIncPropertiesMember" name="PresidioPropertyTrustIncPropertiesMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="sqft_ProceedsFromIssuanceInitialPublicOfferingOfSPAC" name="ProceedsFromIssuanceInitialPublicOfferingOfSPAC" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="sqft_ProceedsFromIssuanceOfMortgageNotesPayable" name="ProceedsFromIssuanceOfMortgageNotesPayable" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="sqft_ProceedsFromTrustAccountForRedemptionOfShares" name="ProceedsFromTrustAccountForRedemptionOfShares" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="sqft_ProceedsFromTrustAccountForTaxes" name="ProceedsFromTrustAccountForTaxes" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_PromissoryNoteForTheAcquisitionOfTheMandolinPropertyInHoustonTexasMember" name="PromissoryNoteForTheAcquisitionOfTheMandolinPropertyInHoustonTexasMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_PromissoryNoteIssuedForAcquisitionOfBaltimorePropertyInBaltimoreMDMember" name="PromissoryNoteIssuedForAcquisitionOfBaltimorePropertyInBaltimoreMDMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_PromissoryNotesForTheRefinancingOfFourModelHomePropertiesInTexasAndWisconsinMember" name="PromissoryNotesForTheRefinancingOfFourModelHomePropertiesInTexasAndWisconsinMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="sqft_RealEstateAcquisitionsAndImprovements" name="RealEstateAcquisitionsAndImprovements" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_RealEstateAssetsHeldForSaleMember" name="RealEstateAssetsHeldForSaleMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="sqft_RealEstateAssetsTextBlock" name="RealEstateAssetsTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element id="sqft_RealEstateInvestmentPropertyAndLeaseIntangiblesAccumulatedDepreciationAndAmortization" name="RealEstateInvestmentPropertyAndLeaseIntangiblesAccumulatedDepreciationAndAmortization" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element id="sqft_RealEstateInvestmentPropertyAndLeaseIntangiblesHeldForInvestmentAtCost" name="RealEstateInvestmentPropertyAndLeaseIntangiblesHeldForInvestmentAtCost" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element id="sqft_RealEstateInvestmentPropertyAndLeaseIntangiblesHeldForInvestmentNet" name="RealEstateInvestmentPropertyAndLeaseIntangiblesHeldForInvestmentNet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element id="sqft_RealEstateInvestmentPropertyAndLeaseIntangiblesHeldforinvestmentAndRealEstateHeldForSaleNet" name="RealEstateInvestmentPropertyAndLeaseIntangiblesHeldforinvestmentAndRealEstateHeldForSaleNet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element id="sqft_RealEstateInvestmentPropertyAndLeaseIntangiblesNet" name="RealEstateInvestmentPropertyAndLeaseIntangiblesNet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element id="sqft_RealEstatePropertyConsiderationTransferredTotal" name="RealEstatePropertyConsiderationTransferredTotal" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_RefinancedLoanMember" name="RefinancedLoanMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_RefinancedNetREITPromissoryNotesMember" name="RefinancedNetREITPromissoryNotesMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_RefinancedPptBaltimorePromissoryNoteMember" name="RefinancedPptBaltimorePromissoryNoteMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="sqft_RegisteredSharesOfCommonStockPursuantToDividendReinvestmentPlan" name="RegisteredSharesOfCommonStockPursuantToDividendReinvestmentPlan" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="instant"/>
  <xsd:element id="sqft_RepaymentsOfSecuredNotesPayable" name="RepaymentsOfSecuredNotesPayable" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_ResearchParkwayMember" name="ResearchParkwayMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_RetailPropertiesMember" name="RetailPropertiesMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_SPACInitialPublicOfferingMember" name="SPACInitialPublicOfferingMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_SPACMurphyCanyonAcquisitionCorpMember" name="SPACMurphyCanyonAcquisitionCorpMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="sqft_SPACPlacementUnitsNumberOfUnitsToBeTransferred" name="SPACPlacementUnitsNumberOfUnitsToBeTransferred" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant"/>
  <xsd:element id="sqft_SPACPlacementUnitsNumberOfUnitsToBeTransferredTotal" name="SPACPlacementUnitsNumberOfUnitsToBeTransferredTotal" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="instant"/>
  <xsd:element id="sqft_SPACPlacementUnitsNumberofUnitsPurchased" name="SPACPlacementUnitsNumberofUnitsPurchased" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration"/>
  <xsd:element id="sqft_SPACPlacementUnitsPricePerShare" name="SPACPlacementUnitsPricePerShare" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType" xbrli:periodType="instant"/>
  <xsd:element id="sqft_SPACPurchaseUnitsPaymentsForThePurchaseOfEquity" name="SPACPurchaseUnitsPaymentsForThePurchaseOfEquity" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="sqft_SPACUnitsCompositionNumberOfSharesPerUnit" name="SPACUnitsCompositionNumberOfSharesPerUnit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_SeriesACommonStockPurchaseWarrantsMember" name="SeriesACommonStockPurchaseWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_SeriesAWarrantsMember" name="SeriesAWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_SeriesDCumulativeRedeembalePerpetualPreferredStockMember" name="SeriesDCumulativeRedeembalePerpetualPreferredStockMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_SheaCenterIIMember" name="SheaCenterIIMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="sqft_StockIssuanceCosts" name="StockIssuanceCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="sqft_StockRepurchasedAcquiredCommissionPerShare" name="StockRepurchasedAcquiredCommissionPerShare" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType" xbrli:periodType="duration"/>
  <xsd:element id="sqft_StockRepurchasedAverageCostPerShare" name="StockRepurchasedAverageCostPerShare" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType" xbrli:periodType="duration"/>
  <xsd:element id="sqft_StockSubjectToPossibleRedemptionShares" name="StockSubjectToPossibleRedemptionShares" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="sqft_SubtotalPresidioPropertyTrustIncPropertiesMember" name="SubtotalPresidioPropertyTrustIncPropertiesMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="sqft_TemporaryEquityIssuanceCosts" name="TemporaryEquityIssuanceCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="sqft_TenantInCommonOneMember" name="TenantInCommonOneMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_TenantInCommonTwoMember" name="TenantInCommonTwoMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_The2017IncentiveAwardPlanMember" name="The2017IncentiveAwardPlanMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_The300NPMember" name="The300NPMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_TheMergerConsiderationMember" name="TheMergerConsiderationMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="sqft_TrustAccountExtensionPayments" name="TrustAccountExtensionPayments" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="sqft_TrustAccountIncomeTaxWithdraws" name="TrustAccountIncomeTaxWithdraws" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_TrustForTheSPACClassACommonStockholdersMember" name="TrustForTheSPACClassACommonStockholdersMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="sqft_TrustInvestmentIncome" name="TrustInvestmentIncome" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="sqft_UnderwritingDiscountsAndCommission" name="UnderwritingDiscountsAndCommission" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_UnionTownCenterMember" name="UnionTownCenterMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="sqft_UnitsIssuedDuringPeriodUnitsNewIssues" name="UnitsIssuedDuringPeriodUnitsNewIssues" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_UnvestedCommonStockGrantsMember" name="UnvestedCommonStockGrantsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_WatermanPlazaMember" name="WatermanPlazaMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_WestFargoIndustrialMember" name="WestFargoIndustrialMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_statement-statement-note-10-stockholders-equity-dividends-declared-details" name="statement-statement-note-10-stockholders-equity-dividends-declared-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_statement-statement-note-10-stockholders-equity-tables" name="statement-statement-note-10-stockholders-equity-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_statement-statement-note-11-sharebased-incentive-plan-summary-of-activity-for-restricted-stock-details" name="statement-statement-note-11-sharebased-incentive-plan-summary-of-activity-for-restricted-stock-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_statement-statement-note-11-sharebased-incentive-plan-tables" name="statement-statement-note-11-sharebased-incentive-plan-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_statement-statement-note-12-segments-assets-by-reportable-segment-details" name="statement-statement-note-12-segments-assets-by-reportable-segment-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_statement-statement-note-12-segments-capital-expenditures-by-reportable-segment-details" name="statement-statement-note-12-segments-capital-expenditures-by-reportable-segment-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_statement-statement-note-12-segments-operating-income-by-segment-details" name="statement-statement-note-12-segments-operating-income-by-segment-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_statement-statement-note-12-segments-tables" name="statement-statement-note-12-segments-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_statement-statement-note-2-significant-accounting-policies-antidilutive-securities-details" name="statement-statement-note-2-significant-accounting-policies-antidilutive-securities-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_statement-statement-note-2-significant-accounting-policies-tables" name="statement-statement-note-2-significant-accounting-policies-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_statement-statement-note-4-real-estate-assets-summary-of-properties-owned-details" name="statement-statement-note-4-real-estate-assets-summary-of-properties-owned-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_statement-statement-note-4-real-estate-assets-tables" name="statement-statement-note-4-real-estate-assets-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_statement-statement-note-5-lease-intangibles-amortization-expense-details" name="statement-statement-note-5-lease-intangibles-amortization-expense-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_statement-statement-note-5-lease-intangibles-net-value-of-other-intangibles-details" name="statement-statement-note-5-lease-intangibles-net-value-of-other-intangibles-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_statement-statement-note-5-lease-intangibles-tables" name="statement-statement-note-5-lease-intangibles-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_statement-statement-note-6-other-assets-other-assets-details" name="statement-statement-note-6-other-assets-other-assets-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_statement-statement-note-6-other-assets-tables" name="statement-statement-note-6-other-assets-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_statement-statement-note-7-mortgage-notes-payable-mortgage-notes-payable-details" name="statement-statement-note-7-mortgage-notes-payable-mortgage-notes-payable-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_statement-statement-note-7-mortgage-notes-payable-scheduled-principal-payments-of-mortgage-notes-payable-details" name="statement-statement-note-7-mortgage-notes-payable-scheduled-principal-payments-of-mortgage-notes-payable-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_statement-statement-note-7-mortgage-notes-payable-tables" name="statement-statement-note-7-mortgage-notes-payable-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sqft_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>
