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  <xsd:element id="hiw_EquityMethodInvestmentSummarizedFinancialInformationTotalExpenses" name="EquityMethodInvestmentSummarizedFinancialInformationTotalExpenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="hiw_EquityMethodInvestmentTermOfDebtInstrument" name="EquityMethodInvestmentTermOfDebtInstrument" nillable="true" substitutionGroup="xbrli:item" type="us-types:durationStringItemType" xbrli:periodType="instant" />
  <xsd:element id="hiw_EquityMethodInvestmentsDebtInstrumentDescriptionOfVariableRateBasis" name="EquityMethodInvestmentsDebtInstrumentDescriptionOfVariableRateBasis" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_EquityMethodInvestmentsDebtInstrumentInterestRateStatedPercentage" name="EquityMethodInvestmentsDebtInstrumentInterestRateStatedPercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="hiw_EquityMethodInvestmentsNetGainOrLossOnDispositionOfProperty" name="EquityMethodInvestmentsNetGainOrLossOnDispositionOfProperty" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="hiw_EquityMethodInvestmentsNumberOfOfficeRealEstatePropertiesImpaired" name="EquityMethodInvestmentsNumberOfOfficeRealEstatePropertiesImpaired" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="hiw_FairValueInputsPayoutPercentage" name="FairValueInputsPayoutPercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_FinancingObligations" name="FinancingObligations" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="hiw_FinancingObligationsFairValueDisclosure" name="FinancingObligationsFairValueDisclosure" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="hiw_FinancingReceivableAllowanceForCreditLossesAbstract" name="FinancingReceivableAllowanceForCreditLossesAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_FinancingReceivablesLineItems" name="FinancingReceivablesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_FinancingReceivablesTableTextBlock" name="FinancingReceivablesTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_FiniteLivedBelowMarketLeaseLiabilitiesAmortizationExpenseAfterYearFive" name="FiniteLivedBelowMarketLeaseLiabilitiesAmortizationExpenseAfterYearFive" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="hiw_FiniteLivedBelowMarketLeaseLiabilitiesAmortizationExpenseRemainderOfFiscalYear" name="FiniteLivedBelowMarketLeaseLiabilitiesAmortizationExpenseRemainderOfFiscalYear" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="hiw_FiniteLivedBelowMarketLeaseLiabilitiesAmortizationExpenseYearFive" name="FiniteLivedBelowMarketLeaseLiabilitiesAmortizationExpenseYearFive" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="hiw_FiniteLivedBelowMarketLeaseLiabilitiesAmortizationExpenseYearFour" name="FiniteLivedBelowMarketLeaseLiabilitiesAmortizationExpenseYearFour" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="hiw_FiniteLivedBelowMarketLeaseLiabilitiesAmortizationExpenseYearThree" name="FiniteLivedBelowMarketLeaseLiabilitiesAmortizationExpenseYearThree" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="hiw_FiniteLivedBelowMarketLeaseLiabilitiesAmortizationExpenseYearTwo" name="FiniteLivedBelowMarketLeaseLiabilitiesAmortizationExpenseYearTwo" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="hiw_FiniteLivedBelowMarketLiabilitiesAmortizationExpense" name="FiniteLivedBelowMarketLiabilitiesAmortizationExpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="hiw_FiniteLivedBelowMarketLiabilitiesUsefulLife" name="FiniteLivedBelowMarketLiabilitiesUsefulLife" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_FiniteLivedIntangibleAssetsAverageUsefulLifeAbstract" name="FiniteLivedIntangibleAssetsAverageUsefulLifeAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_FiniteLivedIntangibleAssetsOffMarketLeaseUnfavorableAverageUsefulLife" name="FiniteLivedIntangibleAssetsOffMarketLeaseUnfavorableAverageUsefulLife" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_FinitelivedbelowmarketleaseliabilitiesfutureamortizationexpensecurrentandfivesucceedingfiscalyearsAbstract" name="FinitelivedbelowmarketleaseliabilitiesfutureamortizationexpensecurrentandfivesucceedingfiscalyearsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_GainLossOnDispositionOfPropertyTotal" name="GainLossOnDispositionOfPropertyTotal" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="hiw_GainLossOnSaleOfInventoryRealEstateHeldForSale" name="GainLossOnSaleOfInventoryRealEstateHeldForSale" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_GeneralPartnerCommonUnitsMember" name="GeneralPartnerCommonUnitsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_GpAndLpCapitalAccountDistributions" name="GpAndLpCapitalAccountDistributions" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_GreensboroNcMedicalOfficePropertiesAcquisitionMember" name="GreensboroNcMedicalOfficePropertiesAcquisitionMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_GreensboroNcMedicalOfficePropertyAcquisitionMember" name="GreensboroNcMedicalOfficePropertyAcquisitionMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_GrossProceedsFromSaleOfRealEstate" name="GrossProceedsFromSaleOfRealEstate" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="hiw_HighwoodsDlf9726Dlf9932LpJointVentureMember" name="HighwoodsDlf9726Dlf9932LpJointVentureMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_HighwoodsDlf9829LlcJointVentureMember" name="HighwoodsDlf9829LlcJointVentureMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_ImpairedRealEstateAssetsFairValueDisclosure" name="ImpairedRealEstateAssetsFairValueDisclosure" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="hiw_ImpairmentOfLongLivedAssetsHeldForUseIncludingDiscontinuedOperations" name="ImpairmentOfLongLivedAssetsHeldForUseIncludingDiscontinuedOperations" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_IncomeAmountsAttributableToCommonUnitholdersDisclosuresAbstract" name="IncomeAmountsAttributableToCommonUnitholdersDisclosuresAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_IncomeLossFromContinuingOperationsAvailableForCommonUnitholders" name="IncomeLossFromContinuingOperationsAvailableForCommonUnitholders" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="hiw_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterestDiluted" name="IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterestDiluted" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="hiw_IncomeLossFromDiscontinuedOperationsAvailableForCommonUnitholders" name="IncomeLossFromDiscontinuedOperationsAvailableForCommonUnitholders" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="hiw_IncreaseDecreaseInAccountsPayableAccruedExpensesAndOtherLiabilities" name="IncreaseDecreaseInAccountsPayableAccruedExpensesAndOtherLiabilities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_IndustrialAtlantaGaMember" name="IndustrialAtlantaGaMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_IndustrialPiedmontTriadNcMember" name="IndustrialPiedmontTriadNcMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_IndustrialTotalSegmentMember" name="IndustrialTotalSegmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_InterestExpenseFinancingObligations" name="InterestExpenseFinancingObligations" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="hiw_InterestIncomeEquityMethodInvestees" name="InterestIncomeEquityMethodInvestees" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_InterestRateFloor" name="InterestRateFloor" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_KansasCityMoOfficePropertyDisposition2012Member" name="KansasCityMoOfficePropertyDisposition2012Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_KansasCityMoOfficePropertyHeldForSaleMember" name="KansasCityMoOfficePropertyHeldForSaleMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_KansasCityMoRentalResidentialDispositionMember" name="KansasCityMoRentalResidentialDispositionMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_LeaseIncentivesMember" name="LeaseIncentivesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_LimitedPartnerCommonUnitsMember" name="LimitedPartnerCommonUnitsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_LineOfCreditFacilityBasisSpreadOnVariableInterestRate" name="LineOfCreditFacilityBasisSpreadOnVariableInterestRate" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="hiw_MarketableSecuritiesOfNonQualifiedDeferredCompensationPlanFairValueDisclosure" name="MarketableSecuritiesOfNonQualifiedDeferredCompensationPlanFairValueDisclosure" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="hiw_MinorityInterestDisclosureLpTextBlock" name="MinorityInterestDisclosureLpTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_MinorityInterestInNetIncomeLossLimitedPartnershipsEquityStatementPresentation" name="MinorityInterestInNetIncomeLossLimitedPartnershipsEquityStatementPresentation" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="hiw_MinorityInterestInNetIncomeLossOperatingPartnershipsContinuingOperations" name="MinorityInterestInNetIncomeLossOperatingPartnershipsContinuingOperations" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_NashvilleTnOfficePropertiesDispositionMember" name="NashvilleTnOfficePropertiesDispositionMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_NetIncomeAvailableForCommonStockholdersAndTransfersFromNoncontrollingInterestsInOperatingPartnershipAbstract" name="NetIncomeAvailableForCommonStockholdersAndTransfersFromNoncontrollingInterestsInOperatingPartnershipAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_NetIncomeLossAvailableToCommonUnitholdersBasic" name="NetIncomeLossAvailableToCommonUnitholdersBasic" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="hiw_NetProceedsOfCommonStockSoldAtMarketDuringPeriod" name="NetProceedsOfCommonStockSoldAtMarketDuringPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="hiw_NonQualifiedDeferredCompensationObligationFairValueDisclosure" name="NonQualifiedDeferredCompensationObligationFairValueDisclosure" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="hiw_NoncontrollingInterestsInConsolidatedAffiliatesAbstract" name="NoncontrollingInterestsInConsolidatedAffiliatesAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_NoncontrollingInterestsInOperatingPartnershipAbstract" name="NoncontrollingInterestsInOperatingPartnershipAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_NoncontrollingInterestsInOperatingPartnershipFairValueDisclosure" name="NoncontrollingInterestsInOperatingPartnershipFairValueDisclosure" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="hiw_NoncontrollingInterestsInOperatingPartnershipTableTextBlock" name="NoncontrollingInterestsInOperatingPartnershipTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_NumberOfCommonStockSoldAtMarketDuringPeriod" name="NumberOfCommonStockSoldAtMarketDuringPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_NumberOfDirectorLimitedPartners" name="NumberOfDirectorLimitedPartners" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="hiw_NumberOfOfficePropertiesAcquired" name="NumberOfOfficePropertiesAcquired" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="hiw_NumberOfOfficePropertiesInDisposalGroupIncludingDiscontinuedOperations" name="NumberOfOfficePropertiesInDisposalGroupIncludingDiscontinuedOperations" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="hiw_NumberOfOfficeRealEstatePropertiesSold" name="NumberOfOfficeRealEstatePropertiesSold" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="hiw_NumberOfOfficerLimitedPartners" name="NumberOfOfficerLimitedPartners" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="hiw_NumberOfParticipantChanges" name="NumberOfParticipantChanges" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="hiw_NumberOfRealEstateInventoryHeldForSale" name="NumberOfRealEstateInventoryHeldForSale" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="hiw_NumberOfRentalResidentialUnits" name="NumberOfRentalResidentialUnits" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="hiw_NumberOfResidentialPropertiesInDisposalGroupIncludingDiscontinuedOperations" name="NumberOfResidentialPropertiesInDisposalGroupIncludingDiscontinuedOperations" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="hiw_NumberOfTradingDaysPrecedingRedemptionNoticeDate" name="NumberOfTradingDaysPrecedingRedemptionNoticeDate" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_NumberOfTransactionsWithSellerFinancing" name="NumberOfTransactionsWithSellerFinancing" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_NumberOfWhollyOwnedOfficePropertiesUnderDevelopment" name="NumberOfWhollyOwnedOfficePropertiesUnderDevelopment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="hiw_OffMarketLeaseUnfavorableAssumedDuringPeriod" name="OffMarketLeaseUnfavorableAssumedDuringPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="hiw_OfficeAtlantaGaMember" name="OfficeAtlantaGaMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_OfficeBaltimoreMdMember" name="OfficeBaltimoreMdMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_OfficeGreenvilleScMember" name="OfficeGreenvilleScMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_OfficeKansasCityMoMember" name="OfficeKansasCityMoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_OfficeMemphisTnMember" name="OfficeMemphisTnMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_OfficeNashvilleTnMember" name="OfficeNashvilleTnMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_OfficeOrlandoFlMember" name="OfficeOrlandoFlMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_OfficePiedmontTriadNcMember" name="OfficePiedmontTriadNcMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_OfficePittsburghPaMember" name="OfficePittsburghPaMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_OfficeRaleighNcMember" name="OfficeRaleighNcMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_OfficeRichmondVaMember" name="OfficeRichmondVaMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_OfficeTampaFlMember" name="OfficeTampaFlMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_OfficeTotalSegmentMember" name="OfficeTotalSegmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_OpUnitConversionRate" name="OpUnitConversionRate" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="hiw_OrganizationConsolidationAndPresentationOfFinancialStatementsAndSignificantAccountingPoliciesLineItems" name="OrganizationConsolidationAndPresentationOfFinancialStatementsAndSignificantAccountingPoliciesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_OrganizationConsolidationAndPresentationOfFinancialStatementsAndSignificantAccountingPoliciesTable" name="OrganizationConsolidationAndPresentationOfFinancialStatementsAndSignificantAccountingPoliciesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_PaymentsDistributionsPreferredUnitHolders" name="PaymentsDistributionsPreferredUnitHolders" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="hiw_PaymentsForBuildingImprovements" name="PaymentsForBuildingImprovements" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="hiw_PaymentsForRepurchaseOfRedeemablePreferredUnits" name="PaymentsForRepurchaseOfRedeemablePreferredUnits" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="hiw_PaymentsOfDistributionsCommonUnits" name="PaymentsOfDistributionsCommonUnits" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="hiw_PaymentsOnFinancingObligations" name="PaymentsOnFinancingObligations" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="hiw_PercentageOfEquityInterestInJointVenturesMaximum" name="PercentageOfEquityInterestInJointVenturesMaximum" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="hiw_PinellasCountyFlOfficePropertyDispositionMember" name="PinellasCountyFlOfficePropertyDispositionMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_PittsburghPaOfficePropertyAcquisitionMember" name="PittsburghPaOfficePropertyAcquisitionMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_PreferredUnitDistributionsIncomeStatementImpact" name="PreferredUnitDistributionsIncomeStatementImpact" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="hiw_PreferredUnitRedemptionPremium" name="PreferredUnitRedemptionPremium" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="hiw_PreferredUnitsLiquidationPreference" name="PreferredUnitsLiquidationPreference" nillable="true" substitutionGroup="xbrli:item" type="num:perShareItemType" xbrli:periodType="instant" />
  <xsd:element id="hiw_PrepaidExpensesAndOtherAssetsAccumulatedAmortization" name="PrepaidExpensesAndOtherAssetsAccumulatedAmortization" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="hiw_ProceedsOnSaleOfInventoryRealEstateHeldForSale" name="ProceedsOnSaleOfInventoryRealEstateHeldForSale" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="hiw_ReceivablesArisingFromStraightLiningOfRentsAllowance" name="ReceivablesArisingFromStraightLiningOfRentsAllowance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="hiw_RedeemableCommonUnitsOutstanding" name="RedeemableCommonUnitsOutstanding" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="instant" />
  <xsd:element id="hiw_RedeemableOperatingPartnershipCommonUnitsOutstanding" name="RedeemableOperatingPartnershipCommonUnitsOutstanding" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="hiw_RedeemableOperatingPartnershipUnitsAbstract" name="RedeemableOperatingPartnershipUnitsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_RentableSquareFeetOfAcquisitions" name="RentableSquareFeetOfAcquisitions" nillable="true" substitutionGroup="xbrli:item" type="num:areaItemType" xbrli:periodType="instant" />
  <xsd:element id="hiw_RepurchaseOfUnitsRelatedToTaxWithholdings" name="RepurchaseOfUnitsRelatedToTaxWithholdings" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_RetailKansasCityMoMember" name="RetailKansasCityMoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_ScheduleOfAccumulatedOtherComprehensiveLossTable" name="ScheduleOfAccumulatedOtherComprehensiveLossTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_ScheduleOfEarningsPerShareBasicAndDilutedTable" name="ScheduleOfEarningsPerShareBasicAndDilutedTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_ScheduleOfEarningsPerUnitBasicAndDilutedTableTextBlock" name="ScheduleOfEarningsPerUnitBasicAndDilutedTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_ScheduleOfEquityMethodInvestmentsSummarizedIncomeStatementInformationTableTextBlock" name="ScheduleOfEquityMethodInvestmentsSummarizedIncomeStatementInformationTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_ScheduleOfFinancingReceivablesTable" name="ScheduleOfFinancingReceivablesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_ScheduleOfFutureAmortizationOfIntangibleAssetsAndBelowMarketLeaseLiabilitiesTable" name="ScheduleOfFutureAmortizationOfIntangibleAssetsAndBelowMarketLeaseLiabilitiesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_SeriesBCumulativeRedeemablePreferredSharesMember" name="SeriesBCumulativeRedeemablePreferredSharesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_SeriesCumulativeRedeemablePreferredSharesMember" name="SeriesCumulativeRedeemablePreferredSharesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_SfHarborviewPlazaLpJointVentureMember" name="SfHarborviewPlazaLpJointVentureMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_SignificantAccountingPoliciesAbstract" name="SignificantAccountingPoliciesAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_SquareFootageOfRealEstatePropertyWhollyOwned" name="SquareFootageOfRealEstatePropertyWhollyOwned" nillable="true" substitutionGroup="xbrli:item" type="num:areaItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="hiw_TaxAbatementAssetsMember" name="TaxAbatementAssetsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_TaxAbatementsAcquiredDuringPeriod" name="TaxAbatementsAcquiredDuringPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="hiw_TaxIncrementFinancingBondFairValueDisclosure" name="TaxIncrementFinancingBondFairValueDisclosure" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="hiw_TermOfDebtInstrument" name="TermOfDebtInstrument" nillable="true" substitutionGroup="xbrli:item" type="us-types:durationStringItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="hiw_TimeBasedRestrictedStockMember" name="TimeBasedRestrictedStockMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_TotalRedeemableOperatingPartnershipUnits" name="TotalRedeemableOperatingPartnershipUnits" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="hiw_TotalRetailSegmentMember" name="TotalRetailSegmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_TotalReturnBasedAndPerformanceBasedRestrictedStockMember" name="TotalReturnBasedAndPerformanceBasedRestrictedStockMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_UndepreciatedValueOfSecuredAssets" name="UndepreciatedValueOfSecuredAssets" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="hiw_UnrealizedGainLossDerivativesOtherComprehensiveIncome" name="UnrealizedGainLossDerivativesOtherComprehensiveIncome" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="hiw_UnrealizedGainLossMarketableSecuritiesDeferredCompensationNonCashDisclosure" name="UnrealizedGainLossMarketableSecuritiesDeferredCompensationNonCashDisclosure" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_VariableRateTermLoanDue2016Member" name="VariableRateTermLoanDue2016Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hiw_VariableRateTermLoanDue2018Member" name="VariableRateTermLoanDue2018Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_WeightedAverageNoncontrollingInterestLimitedPartnershipUnitsOutstandingDiluted" name="WeightedAverageNoncontrollingInterestLimitedPartnershipUnitsOutstandingDiluted" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_WriteOffFullyAmortizedDeferredFinancingAndLeasingCosts" name="WriteOffFullyAmortizedDeferredFinancingAndLeasingCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" />
  <xsd:element id="hiw_WriteOffFullyDepreciatedRealEstateAssets" name="WriteOffFullyDepreciatedRealEstateAssets" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" />
</xsd:schema>
