﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.irs.gov/efile" returnVersion="2018v3.1">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2019-05-15T17:32:52-05:00</ReturnTs>
    <TaxPeriodEndDt>2018-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>952694444</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>CONSIDINE &amp; CONSIDINE</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>8989 RIO SAN DIEGO DRIVE SUITE 250</AddressLine1Txt>
        <CityNm>SAN DIEGO</CityNm>
        <StateAbbreviationCd>CA</StateAbbreviationCd>
        <ZIPCd>92108</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990</ReturnTypeCd>
    <TaxPeriodBeginDt>2018-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>330088236</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>RANCHO SANTA FE HISTORICAL SOCIETY INC</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>RANC</BusinessNameControlTxt>
      <PhoneNum>8587569291</PhoneNum>
      <USAddress>
        <AddressLine1Txt>PO BOX 1</AddressLine1Txt>
        <CityNm>RANCHO SANTA FE</CityNm>
        <StateAbbreviationCd>CA</StateAbbreviationCd>
        <ZIPCd>92067</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>JOHN VREEBURG</PersonNm>
      <PersonTitleTxt>PRESIDENT</PersonTitleTxt>
      <PhoneNum>8587569291</PhoneNum>
      <SignatureDt>2019-05-13</SignatureDt>
      <DiscussWithPaidPreparerInd>1</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <PreparerPersonGrp>
      <PreparerPersonNm>RICHARD HOTZ</PreparerPersonNm>
      <PTIN>P00452784</PTIN>
      <PhoneNum>6192311977</PhoneNum>
      <PreparationDt>2019-05-13</PreparationDt>
    </PreparerPersonGrp>
    <FilingSecurityInformation>
      <IPAddress>
        <IPv4AddressTxt>70.167.7.14</IPv4AddressTxt>
      </IPAddress>
      <IPDt>2019-05-13</IPDt>
      <IPTm>16:17:45</IPTm>
      <IPTimezoneCd>PD</IPTimezoneCd>
      <FilingLicenseTypeCd>P</FilingLicenseTypeCd>
      <AtSubmissionCreationDeviceId>A6DC85729E37E33766C3532806C2E704AAA5CDD4</AtSubmissionCreationDeviceId>
      <AtSubmissionFilingDeviceId>A6DC85729E37E33766C3532806C2E704AAA5CDD4</AtSubmissionFilingDeviceId>
    </FilingSecurityInformation>
    <TaxYr>2018</TaxYr>
    <BuildTS>2019-02-21 02:37:17Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="5">
    <IRS990 documentId="RetDoc1038000001" referenceDocumentId="RetDoc1044400001">
      <PrincipalOfficerNm>JOHN VREEBURG</PrincipalOfficerNm>
      <USAddress>
        <AddressLine1Txt>PO BOX 1</AddressLine1Txt>
        <CityNm>RANCHO SANTA FE</CityNm>
        <StateAbbreviationCd>CA</StateAbbreviationCd>
        <ZIPCd>92067</ZIPCd>
      </USAddress>
      <GrossReceiptsAmt>182343</GrossReceiptsAmt>
      <GroupReturnForAffiliatesInd>0</GroupReturnForAffiliatesInd>
      <Organization501c3Ind>X</Organization501c3Ind>
      <WebsiteAddressTxt>N/A</WebsiteAddressTxt>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <FormationYr>1985</FormationYr>
      <LegalDomicileStateCd>CA</LegalDomicileStateCd>
      <ActivityOrMissionDesc>TO COLLECT, PRESERVE AND INTERPRET DOCUMENTS AND ARTIFACTS OF HISTORICAL NATURE. PROVIDE EDUCATION THROUGH PROGRAMS, PUBLICATIONS, HISTORICAL SITERS AND SPECIAL EVENTS.</ActivityOrMissionDesc>
      <VotingMembersGoverningBodyCnt>8</VotingMembersGoverningBodyCnt>
      <VotingMembersIndependentCnt>8</VotingMembersIndependentCnt>
      <TotalEmployeeCnt>1</TotalEmployeeCnt>
      <TotalVolunteersCnt>52</TotalVolunteersCnt>
      <TotalGrossUBIAmt>0</TotalGrossUBIAmt>
      <NetUnrelatedBusTxblIncmAmt>0</NetUnrelatedBusTxblIncmAmt>
      <PYContributionsGrantsAmt>114420</PYContributionsGrantsAmt>
      <CYContributionsGrantsAmt>120569</CYContributionsGrantsAmt>
      <PYProgramServiceRevenueAmt>1379</PYProgramServiceRevenueAmt>
      <CYProgramServiceRevenueAmt>3133</CYProgramServiceRevenueAmt>
      <PYInvestmentIncomeAmt>5985</PYInvestmentIncomeAmt>
      <CYInvestmentIncomeAmt>7499</CYInvestmentIncomeAmt>
      <PYOtherRevenueAmt>27506</PYOtherRevenueAmt>
      <CYOtherRevenueAmt>37669</CYOtherRevenueAmt>
      <PYTotalRevenueAmt>149290</PYTotalRevenueAmt>
      <CYTotalRevenueAmt>168870</CYTotalRevenueAmt>
      <PYGrantsAndSimilarPaidAmt>0</PYGrantsAndSimilarPaidAmt>
      <CYGrantsAndSimilarPaidAmt>0</CYGrantsAndSimilarPaidAmt>
      <PYBenefitsPaidToMembersAmt>0</PYBenefitsPaidToMembersAmt>
      <CYBenefitsPaidToMembersAmt>0</CYBenefitsPaidToMembersAmt>
      <PYSalariesCompEmpBnftPaidAmt>31812</PYSalariesCompEmpBnftPaidAmt>
      <CYSalariesCompEmpBnftPaidAmt>37728</CYSalariesCompEmpBnftPaidAmt>
      <PYTotalProfFndrsngExpnsAmt>0</PYTotalProfFndrsngExpnsAmt>
      <CYTotalProfFndrsngExpnsAmt>0</CYTotalProfFndrsngExpnsAmt>
      <CYTotalFundraisingExpenseAmt>0</CYTotalFundraisingExpenseAmt>
      <PYOtherExpensesAmt>46444</PYOtherExpensesAmt>
      <CYOtherExpensesAmt>40156</CYOtherExpensesAmt>
      <PYTotalExpensesAmt>78256</PYTotalExpensesAmt>
      <CYTotalExpensesAmt>77884</CYTotalExpensesAmt>
      <PYRevenuesLessExpensesAmt>71034</PYRevenuesLessExpensesAmt>
      <CYRevenuesLessExpensesAmt>90986</CYRevenuesLessExpensesAmt>
      <TotalAssetsBOYAmt>1371596</TotalAssetsBOYAmt>
      <TotalAssetsEOYAmt>1445862</TotalAssetsEOYAmt>
      <TotalLiabilitiesBOYAmt>6908</TotalLiabilitiesBOYAmt>
      <TotalLiabilitiesEOYAmt>19761</TotalLiabilitiesEOYAmt>
      <NetAssetsOrFundBalancesBOYAmt>1364688</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>1426101</NetAssetsOrFundBalancesEOYAmt>
      <MissionDesc>TO COLLECT, PRESERVE AND INTERPRET DOCUMENTS AND ARTIFACTS OF HISTORICAL NATURE. PROVIDE EDUCATION THROUGH PROGRAMS, PUBLICATIONS, HISTORICAL SITES AND SPECIAL EVENTS.</MissionDesc>
      <SignificantNewProgramSrvcInd>0</SignificantNewProgramSrvcInd>
      <SignificantChangeInd>0</SignificantChangeInd>
      <ExpenseAmt>56428</ExpenseAmt>
      <RevenueAmt>3175</RevenueAmt>
      <Desc>THE HISTORICAL SOCIETY OPERATES A MUSEUM AND ARCHIVE OF PUBLICATIONS, PHOTOGRAPHS AND ARTIFACTS. OPEN TO THE PUBLIC TUESDAY, WEDNESDAY, THURSDAY AND FRIDAY FROM 10:00 AM TO 3:00 PM AND BY APPOINTMENT.THE NEWSLETTER IS PUBLISHED THREE OR FOUR TIMES A YEAR. BOOKS RELEVANT TO LOCAL HISTORY ARE SOLD. PROGRAMS TO EDUCATE SCHOOL CHILDREN ABOUT LOCAL HISTORY ARE PROVIDED TWICE A YEAR.</Desc>
      <TotalProgramServiceExpensesAmt>56428</TotalProgramServiceExpensesAmt>
      <DescribedInSection501c3Ind referenceDocumentId="RetDoc1039100001">1</DescribedInSection501c3Ind>
      <ScheduleBRequiredInd referenceDocumentId="RetDoc1234500001">1</ScheduleBRequiredInd>
      <PoliticalCampaignActyInd>0</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>0</LobbyingActivitiesInd>
      <SubjectToProxyTaxInd>0</SubjectToProxyTaxInd>
      <DonorAdvisedFundInd referenceDocumentId="RetDoc1040000001">0</DonorAdvisedFundInd>
      <ConservationEasementsInd referenceDocumentId="RetDoc1040000001">0</ConservationEasementsInd>
      <CollectionsOfArtInd referenceDocumentId="RetDoc1040000001">0</CollectionsOfArtInd>
      <CreditCounselingInd referenceDocumentId="RetDoc1040000001">0</CreditCounselingInd>
      <TempOrPermanentEndowmentsInd referenceDocumentId="RetDoc1040000001">1</TempOrPermanentEndowmentsInd>
      <ReportLandBuildingEquipmentInd referenceDocumentId="RetDoc1040000001">1</ReportLandBuildingEquipmentInd>
      <ReportInvestmentsOtherSecInd referenceDocumentId="RetDoc1040000001">1</ReportInvestmentsOtherSecInd>
      <ReportProgramRelatedInvstInd referenceDocumentId="RetDoc1040000001">0</ReportProgramRelatedInvstInd>
      <ReportOtherAssetsInd referenceDocumentId="RetDoc1040000001">1</ReportOtherAssetsInd>
      <ReportOtherLiabilitiesInd referenceDocumentId="RetDoc1040000001">0</ReportOtherLiabilitiesInd>
      <IncludeFIN48FootnoteInd referenceDocumentId="RetDoc1040000001">0</IncludeFIN48FootnoteInd>
      <IndependentAuditFinclStmtInd referenceDocumentId="RetDoc1040000001">0</IndependentAuditFinclStmtInd>
      <ConsolidatedAuditFinclStmtInd referenceDocumentId="RetDoc1040000001">0</ConsolidatedAuditFinclStmtInd>
      <SchoolOperatingInd>0</SchoolOperatingInd>
      <ForeignOfficeInd>0</ForeignOfficeInd>
      <ForeignActivitiesInd>0</ForeignActivitiesInd>
      <MoreThan5000KToOrgInd>0</MoreThan5000KToOrgInd>
      <MoreThan5000KToIndividualsInd>0</MoreThan5000KToIndividualsInd>
      <ProfessionalFundraisingInd>0</ProfessionalFundraisingInd>
      <FundraisingActivitiesInd>0</FundraisingActivitiesInd>
      <GamingActivitiesInd>0</GamingActivitiesInd>
      <OperateHospitalInd>0</OperateHospitalInd>
      <GrantsToOrganizationsInd>0</GrantsToOrganizationsInd>
      <GrantsToIndividualsInd>0</GrantsToIndividualsInd>
      <ScheduleJRequiredInd>0</ScheduleJRequiredInd>
      <TaxExemptBondsInd>0</TaxExemptBondsInd>
      <EngagedInExcessBenefitTransInd>0</EngagedInExcessBenefitTransInd>
      <PYExcessBenefitTransInd>0</PYExcessBenefitTransInd>
      <LoanOutstandingInd>0</LoanOutstandingInd>
      <GrantToRelatedPersonInd>0</GrantToRelatedPersonInd>
      <BusinessRlnWithOrgMemInd>0</BusinessRlnWithOrgMemInd>
      <BusinessRlnWithFamMemInd>0</BusinessRlnWithFamMemInd>
      <BusinessRlnWithOfficerEntInd>0</BusinessRlnWithOfficerEntInd>
      <DeductibleNonCashContriInd>0</DeductibleNonCashContriInd>
      <DeductibleArtContributionInd>0</DeductibleArtContributionInd>
      <TerminateOperationsInd>0</TerminateOperationsInd>
      <PartialLiquidationInd>0</PartialLiquidationInd>
      <DisregardedEntityInd>0</DisregardedEntityInd>
      <RelatedEntityInd>0</RelatedEntityInd>
      <RelatedOrganizationCtrlEntInd>0</RelatedOrganizationCtrlEntInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>0</TrnsfrExmptNonChrtblRltdOrgInd>
      <ActivitiesConductedPrtshpInd>0</ActivitiesConductedPrtshpInd>
      <ScheduleORequiredInd>1</ScheduleORequiredInd>
      <IRPDocumentCnt>2</IRPDocumentCnt>
      <IRPDocumentW2GCnt>0</IRPDocumentW2GCnt>
      <BackupWthldComplianceInd>1</BackupWthldComplianceInd>
      <EmployeeCnt>1</EmployeeCnt>
      <EmploymentTaxReturnsFiledInd>1</EmploymentTaxReturnsFiledInd>
      <UnrelatedBusIncmOverLimitInd>0</UnrelatedBusIncmOverLimitInd>
      <ForeignFinancialAccountInd>0</ForeignFinancialAccountInd>
      <ProhibitedTaxShelterTransInd>0</ProhibitedTaxShelterTransInd>
      <TaxablePartyNotificationInd>0</TaxablePartyNotificationInd>
      <NondeductibleContributionsInd>0</NondeductibleContributionsInd>
      <QuidProQuoContributionsInd>0</QuidProQuoContributionsInd>
      <Form8282PropertyDisposedOfInd>0</Form8282PropertyDisposedOfInd>
      <IndoorTanningServicesInd>0</IndoorTanningServicesInd>
      <SubjToTaxRmnrtnExPrchtPymtInd>0</SubjToTaxRmnrtnExPrchtPymtInd>
      <SubjectToExcsTaxNetInvstIncInd>0</SubjectToExcsTaxNetInvstIncInd>
      <InfoInScheduleOPartVIInd>X</InfoInScheduleOPartVIInd>
      <GoverningBodyVotingMembersCnt>8</GoverningBodyVotingMembersCnt>
      <IndependentVotingMemberCnt>8</IndependentVotingMemberCnt>
      <FamilyOrBusinessRlnInd>0</FamilyOrBusinessRlnInd>
      <DelegationOfMgmtDutiesInd>0</DelegationOfMgmtDutiesInd>
      <ChangeToOrgDocumentsInd>0</ChangeToOrgDocumentsInd>
      <MaterialDiversionOrMisuseInd>0</MaterialDiversionOrMisuseInd>
      <MembersOrStockholdersInd>0</MembersOrStockholdersInd>
      <ElectionOfBoardMembersInd>1</ElectionOfBoardMembersInd>
      <DecisionsSubjectToApprovaInd>0</DecisionsSubjectToApprovaInd>
      <MinutesOfGoverningBodyInd>1</MinutesOfGoverningBodyInd>
      <MinutesOfCommitteesInd>1</MinutesOfCommitteesInd>
      <OfficerMailingAddressInd>0</OfficerMailingAddressInd>
      <LocalChaptersInd>0</LocalChaptersInd>
      <Form990ProvidedToGvrnBodyInd>1</Form990ProvidedToGvrnBodyInd>
      <ConflictOfInterestPolicyInd>1</ConflictOfInterestPolicyInd>
      <AnnualDisclosureCoveredPrsnInd>1</AnnualDisclosureCoveredPrsnInd>
      <RegularMonitoringEnfrcInd>1</RegularMonitoringEnfrcInd>
      <WhistleblowerPolicyInd>1</WhistleblowerPolicyInd>
      <DocumentRetentionPolicyInd>1</DocumentRetentionPolicyInd>
      <CompensationProcessCEOInd>0</CompensationProcessCEOInd>
      <CompensationProcessOtherInd>0</CompensationProcessOtherInd>
      <InvestmentInJointVentureInd>0</InvestmentInJointVentureInd>
      <StatesWhereCopyOfReturnIsFldCd>CA</StatesWhereCopyOfReturnIsFldCd>
      <UponRequestInd>X</UponRequestInd>
      <BooksInCareOfDetail>
        <BusinessName>
          <BusinessNameLine1Txt>JOHN VREEBURG</BusinessNameLine1Txt>
        </BusinessName>
        <PhoneNum>7609424599</PhoneNum>
        <USAddress>
          <AddressLine1Txt>PO BOX 1</AddressLine1Txt>
          <CityNm>RANCHO SANTA FE</CityNm>
          <StateAbbreviationCd>CA</StateAbbreviationCd>
          <ZIPCd>92067</ZIPCd>
        </USAddress>
      </BooksInCareOfDetail>
      <NoListedPersonsCompensatedInd>X</NoListedPersonsCompensatedInd>
      <Form990PartVIISectionAGrp>
        <PersonNm>JOHN VREEBURG</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <AverageHoursPerWeekRt>34.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MAX WUTHRICH</PersonNm>
        <TitleTxt>MEMBER AT LARGE</TitleTxt>
        <AverageHoursPerWeekRt>5.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>NORMA WIBERG</PersonNm>
        <TitleTxt>TREASURER</TitleTxt>
        <AverageHoursPerWeekRt>28.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ELIZABETH BETTY WILLIAMS</PersonNm>
        <TitleTxt>SECRETARY</TitleTxt>
        <AverageHoursPerWeekRt>9.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>PEGGY BROOKS</PersonNm>
        <TitleTxt>VICE PRESIDENT</TitleTxt>
        <AverageHoursPerWeekRt>5.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ROGER LINDLAND</PersonNm>
        <TitleTxt>MEMBER AT LARGE</TitleTxt>
        <AverageHoursPerWeekRt>28.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>VEARL SMITH</PersonNm>
        <TitleTxt>MEMBER AT LARGE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <TotalReportableCompFromOrgAmt>0</TotalReportableCompFromOrgAmt>
      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
      <TotalOtherCompensationAmt>0</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>0</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>0</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>0</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>0</CompensationFromOtherSrcsInd>
      <CntrctRcvdGreaterThan100KCnt>0</CntrctRcvdGreaterThan100KCnt>
      <MembershipDuesAmt>7350</MembershipDuesAmt>
      <AllOtherContributionsAmt>113219</AllOtherContributionsAmt>
      <TotalContributionsAmt>120569</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>PROGRAM ACTIVITIES</Desc>
        <BusinessCd>611710</BusinessCd>
        <TotalRevenueColumnAmt>3133</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>3133</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <TotalProgramServiceRevenueAmt>3133</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>7384</TotalRevenueColumnAmt>
        <ExclusionAmt>7384</ExclusionAmt>
      </InvestmentIncomeGrp>
      <GrossRentsGrp>
        <RealAmt>24850</RealAmt>
      </GrossRentsGrp>
      <LessRentalExpensesGrp>
        <RealAmt>1389</RealAmt>
      </LessRentalExpensesGrp>
      <RentalIncomeOrLossGrp>
        <RealAmt>23461</RealAmt>
      </RentalIncomeOrLossGrp>
      <NetRentalIncomeOrLossGrp>
        <TotalRevenueColumnAmt>23461</TotalRevenueColumnAmt>
        <ExclusionAmt>23461</ExclusionAmt>
      </NetRentalIncomeOrLossGrp>
      <GrossAmountSalesAssetsGrp>
        <SecuritiesAmt>115</SecuritiesAmt>
      </GrossAmountSalesAssetsGrp>
      <LessCostOthBasisSalesExpnssGrp>
        <SecuritiesAmt>0</SecuritiesAmt>
      </LessCostOthBasisSalesExpnssGrp>
      <GainOrLossGrp>
        <SecuritiesAmt>115</SecuritiesAmt>
      </GainOrLossGrp>
      <NetGainOrLossInvestmentsGrp>
        <TotalRevenueColumnAmt>115</TotalRevenueColumnAmt>
        <ExclusionAmt>115</ExclusionAmt>
      </NetGainOrLossInvestmentsGrp>
      <FundraisingGrossIncomeAmt>26250</FundraisingGrossIncomeAmt>
      <FundraisingDirectExpensesAmt>12084</FundraisingDirectExpensesAmt>
      <NetIncmFromFundraisingEvtGrp>
        <TotalRevenueColumnAmt>14166</TotalRevenueColumnAmt>
        <ExclusionAmt>14166</ExclusionAmt>
      </NetIncmFromFundraisingEvtGrp>
      <OtherRevenueMiscGrp>
        <Desc>OTHER</Desc>
        <BusinessCd>999999</BusinessCd>
        <TotalRevenueColumnAmt>42</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>42</RelatedOrExemptFuncIncomeAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueTotalAmt>42</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>168870</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>3175</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>45126</ExclusionAmt>
      </TotalRevenueGrp>
      <OtherSalariesAndWagesGrp>
        <TotalAmt>37728</TotalAmt>
        <ProgramServicesAmt>30182</ProgramServicesAmt>
        <ManagementAndGeneralAmt>7546</ManagementAndGeneralAmt>
      </OtherSalariesAndWagesGrp>
      <OfficeExpensesGrp>
        <TotalAmt>507</TotalAmt>
        <ProgramServicesAmt>405</ProgramServicesAmt>
        <ManagementAndGeneralAmt>102</ManagementAndGeneralAmt>
      </OfficeExpensesGrp>
      <OccupancyGrp>
        <TotalAmt>569</TotalAmt>
        <ProgramServicesAmt>455</ProgramServicesAmt>
        <ManagementAndGeneralAmt>114</ManagementAndGeneralAmt>
      </OccupancyGrp>
      <DepreciationDepletionGrp>
        <TotalAmt>12276</TotalAmt>
        <ProgramServicesAmt>12276</ProgramServicesAmt>
      </DepreciationDepletionGrp>
      <InsuranceGrp>
        <TotalAmt>3684</TotalAmt>
        <ProgramServicesAmt>2947</ProgramServicesAmt>
        <ManagementAndGeneralAmt>737</ManagementAndGeneralAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>MAINTENANCE</Desc>
        <TotalAmt>6153</TotalAmt>
        <ManagementAndGeneralAmt>6153</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>UTILITIES</Desc>
        <TotalAmt>5611</TotalAmt>
        <ProgramServicesAmt>4489</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1122</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>SUPPLIES</Desc>
        <TotalAmt>3494</TotalAmt>
        <ProgramServicesAmt>3494</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>PROPERTY TAXES</Desc>
        <TotalAmt>2867</TotalAmt>
        <ManagementAndGeneralAmt>2867</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <AllOtherExpensesGrp>
        <TotalAmt>4995</TotalAmt>
        <ProgramServicesAmt>2180</ProgramServicesAmt>
        <ManagementAndGeneralAmt>2815</ManagementAndGeneralAmt>
      </AllOtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>77884</TotalAmt>
        <ProgramServicesAmt>56428</ProgramServicesAmt>
        <ManagementAndGeneralAmt>21456</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>16132</BOYAmt>
        <EOYAmt>125875</EOYAmt>
      </CashNonInterestBearingGrp>
      <InventoriesForSaleOrUseGrp>
        <BOYAmt>2810</BOYAmt>
        <EOYAmt>2800</EOYAmt>
      </InventoriesForSaleOrUseGrp>
      <LandBldgEquipCostOrOtherBssAmt>1029518</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>286757</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>756122</BOYAmt>
        <EOYAmt>742761</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <InvestmentsOtherSecuritiesGrp>
        <BOYAmt>280831</BOYAmt>
        <EOYAmt>258725</EOYAmt>
      </InvestmentsOtherSecuritiesGrp>
      <OtherAssetsTotalGrp>
        <BOYAmt>315701</BOYAmt>
        <EOYAmt>315701</EOYAmt>
      </OtherAssetsTotalGrp>
      <TotalAssetsGrp>
        <BOYAmt>1371596</BOYAmt>
        <EOYAmt>1445862</EOYAmt>
      </TotalAssetsGrp>
      <GrantsPayableGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>19761</EOYAmt>
      </GrantsPayableGrp>
      <OtherLiabilitiesGrp>
        <BOYAmt>6908</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </OtherLiabilitiesGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>6908</BOYAmt>
        <EOYAmt>19761</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrgDoesNotFollowSFAS117Ind>X</OrgDoesNotFollowSFAS117Ind>
      <CapStkTrPrinCurrentFundsGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </CapStkTrPrinCurrentFundsGrp>
      <PdInCapSrplsLandBldgEqpFundGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </PdInCapSrplsLandBldgEqpFundGrp>
      <RtnEarnEndowmentIncmOthFndsGrp>
        <BOYAmt>1364688</BOYAmt>
        <EOYAmt>1426101</EOYAmt>
      </RtnEarnEndowmentIncmOthFndsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>1364688</BOYAmt>
        <EOYAmt>1426101</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>1371596</BOYAmt>
        <EOYAmt>1445862</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>90986</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>-29573</NetUnrlzdGainsLossesInvstAmt>
      <OtherChangesInNetAssetsAmt>0</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <AccountantCompileOrReviewInd>1</AccountantCompileOrReviewInd>
      <AcctCompileOrReviewBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
      </AcctCompileOrReviewBasisGrp>
      <FSAuditedInd>0</FSAuditedInd>
      <AuditCommitteeInd>1</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>0</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="RetDoc1039100001">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearMinus4YearsAmt>42052</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>26852</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>23407</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>14420</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>17251</CurrentTaxYearAmt>
        <TotalAmt>123982</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>42052</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>26852</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>23407</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>14420</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>17251</CurrentTaxYearAmt>
        <TotalAmt>123982</TotalAmt>
      </TotalCalendarYear170Grp>
      <PublicSupportTotal170Amt>123982</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>3920</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>3983</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>29704</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>31577</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>32234</CurrentTaxYearAmt>
        <TotalAmt>101418</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <OtherIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>31072</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>28421</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>164</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>444</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>42</CurrentTaxYearAmt>
        <TotalAmt>60143</TotalAmt>
      </OtherIncome170Grp>
      <TotalSupportAmt>285543</TotalSupportAmt>
      <GrossReceiptsRltdActivitiesAmt>79239</GrossReceiptsRltdActivitiesAmt>
      <PublicSupportCY170Pct>0.43420</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>0.35200</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>SCHEDULE A, PART VI, LIST OF UNUSUAL GRANTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>DESCRIPTION: BEQUEST DATE: 06/30/18 AMOUNT: 100000. DESCRIPTION: BEQUEST DATE: 05/25/18 AMOUNT: 103318.</ExplanationTxt>
      </Form990ScheduleAPartVIGrp>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="RetDoc1234500001" />
    <IRS990ScheduleD documentId="RetDoc1040000001">
      <CYEndwmtFundGrp>
        <BeginningYearBalanceAmt>1177</BeginningYearBalanceAmt>
        <EndYearBalanceAmt>1177</EndYearBalanceAmt>
      </CYEndwmtFundGrp>
      <CYMinus1YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>1066</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>11</InvestmentEarningsOrLossesAmt>
        <AdministrativeExpensesAmt>-100</AdministrativeExpensesAmt>
        <EndYearBalanceAmt>1177</EndYearBalanceAmt>
      </CYMinus1YrEndwmtFundGrp>
      <CYMinus2YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>1088</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>-22</InvestmentEarningsOrLossesAmt>
        <EndYearBalanceAmt>1066</EndYearBalanceAmt>
      </CYMinus2YrEndwmtFundGrp>
      <CYMinus3YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>1191</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>-3</InvestmentEarningsOrLossesAmt>
        <AdministrativeExpensesAmt>100</AdministrativeExpensesAmt>
        <EndYearBalanceAmt>1088</EndYearBalanceAmt>
      </CYMinus3YrEndwmtFundGrp>
      <CYMinus4YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>1227</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>64</InvestmentEarningsOrLossesAmt>
        <AdministrativeExpensesAmt>100</AdministrativeExpensesAmt>
        <EndYearBalanceAmt>1191</EndYearBalanceAmt>
      </CYMinus4YrEndwmtFundGrp>
      <EndowmentsHeldUnrelatedOrgInd>0</EndowmentsHeldUnrelatedOrgInd>
      <EndowmentsHeldRelatedOrgInd>0</EndowmentsHeldRelatedOrgInd>
      <LandGrp>
        <InvestmentCostOrOtherBasisAmt>156250</InvestmentCostOrOtherBasisAmt>
        <OtherCostOrOtherBasisAmt>468750</OtherCostOrOtherBasisAmt>
        <BookValueAmt>625000</BookValueAmt>
      </LandGrp>
      <BuildingsGrp>
        <InvestmentCostOrOtherBasisAmt>43750</InvestmentCostOrOtherBasisAmt>
        <OtherCostOrOtherBasisAmt>309308</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>253340</DepreciationAmt>
        <BookValueAmt>99718</BookValueAmt>
      </BuildingsGrp>
      <OtherLandBuildingsGrp>
        <OtherCostOrOtherBasisAmt>51460</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>33417</DepreciationAmt>
        <BookValueAmt>18043</BookValueAmt>
      </OtherLandBuildingsGrp>
      <TotalBookValueLandBuildingsAmt>742761</TotalBookValueLandBuildingsAmt>
      <OtherSecuritiesGrp>
        <Desc>INVESTMENTS</Desc>
        <BookValueAmt>258725</BookValueAmt>
        <MethodValuationCd>C</MethodValuationCd>
      </OtherSecuritiesGrp>
      <TotalBookValueSecuritiesAmt>258725</TotalBookValueSecuritiesAmt>
      <OtherAssetsOrgGrp>
        <Desc>ANTIQUE ARTIFACTS</Desc>
        <BookValueAmt>315701</BookValueAmt>
      </OtherAssetsOrgGrp>
      <TotalBookValueOtherAssetsAmt>315701</TotalBookValueOtherAssetsAmt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ENDOWMENT IS INTENDED TO PROVIDE SUPPORT OF THE MISSION OF RANCHO SANTA FE HISTORICAL SOCIETY.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART V, LINE 13A</FormAndLineReferenceDesc>
        <ExplanationTxt>CA</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MEMBERS OF THE ORGANIZATION ELECT THE GOVERNING BODY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>990 IS REVIEWED PRIOR TO FILING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE RANCHO SANTA FE HISTORICAL SOCIETY REQUIRES THE OFFICERS AND DIRECTORS TO REVIEW OUR 5 PAGE CONFLICT OF INTEREST POLICY FORM ON AN ANNUAL BASIS. AT THIS TIME WE HAVE THEM FILL OUT THE QUESTIONS REGARDING CONFLICTING ORGANIZATIONS, ACTIVITIES/OBLIGATION, BUSINESS OPPORTUNITIES/COMMITMENTS, RELATIONSHIPS AND OTHER POTENTIAL CONFLICTS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>DOCUMENTS NOT PUBLICLY AVAILABLE.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>