﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" returnVersion="2024v5.2">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2026-01-26T16:26:42-05:00</ReturnTs>
    <TaxPeriodEndDt>2025-08-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>300746052</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>HAGEN CPA LLC</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>4525 WOODGATE DRIVE</AddressLine1Txt>
        <CityNm>JANESVILLE</CityNm>
        <StateAbbreviationCd>WI</StateAbbreviationCd>
        <ZIPCd>53546</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990</ReturnTypeCd>
    <TaxPeriodBeginDt>2024-09-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>391724790</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>GREEN-ROCK AUDUBON SOCIETY INC</BusinessNameLine1Txt>
      </BusinessName>
      <InCareOfNm>% CINDY WHITEHEAD</InCareOfNm>
      <BusinessNameControlTxt>GREE</BusinessNameControlTxt>
      <PhoneNum>6088822795</PhoneNum>
      <USAddress>
        <AddressLine1Txt>PO BOX 1986</AddressLine1Txt>
        <CityNm>JANESVILLE</CityNm>
        <StateAbbreviationCd>WI</StateAbbreviationCd>
        <ZIPCd>53547</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>CINDY WHITEHEAD</PersonNm>
      <PersonTitleTxt>TREASURER</PersonTitleTxt>
      <PhoneNum>6087528342</PhoneNum>
      <SignatureDt>2026-01-16</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>true</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>DENISE M WEBB EA</PreparerPersonNm>
      <PTIN>P00293049</PTIN>
      <PhoneNum>6087548525</PhoneNum>
      <PreparationDt>2026-01-26</PreparationDt>
    </PreparerPersonGrp>
    <TaxYr>2024</TaxYr>
    <BuildTS>2025-03-06 01:10:19Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="6">
    <IRS990 documentId="IRS990">
      <GrossReceiptsAmt>72486</GrossReceiptsAmt>
      <GroupReturnForAffiliatesInd>false</GroupReturnForAffiliatesInd>
      <Organization501c3Ind>X</Organization501c3Ind>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <FormationYr>1991</FormationYr>
      <LegalDomicileStateCd>WI</LegalDomicileStateCd>
      <ActivityOrMissionDesc>PRESERVATION OF THE HABITAT FOR FISH, BIRDS, AND OTHER WILDLIFE</ActivityOrMissionDesc>
      <VotingMembersGoverningBodyCnt>10</VotingMembersGoverningBodyCnt>
      <VotingMembersIndependentCnt>10</VotingMembersIndependentCnt>
      <TotalEmployeeCnt>0</TotalEmployeeCnt>
      <TotalGrossUBIAmt>0</TotalGrossUBIAmt>
      <NetUnrelatedBusTxblIncmAmt>0</NetUnrelatedBusTxblIncmAmt>
      <PYContributionsGrantsAmt>37541</PYContributionsGrantsAmt>
      <CYContributionsGrantsAmt>39064</CYContributionsGrantsAmt>
      <PYProgramServiceRevenueAmt>27289</PYProgramServiceRevenueAmt>
      <CYProgramServiceRevenueAmt>25843</CYProgramServiceRevenueAmt>
      <PYInvestmentIncomeAmt>5262</PYInvestmentIncomeAmt>
      <CYInvestmentIncomeAmt>7579</CYInvestmentIncomeAmt>
      <CYOtherRevenueAmt>0</CYOtherRevenueAmt>
      <PYTotalRevenueAmt>70092</PYTotalRevenueAmt>
      <CYTotalRevenueAmt>72486</CYTotalRevenueAmt>
      <PYGrantsAndSimilarPaidAmt>5000</PYGrantsAndSimilarPaidAmt>
      <CYGrantsAndSimilarPaidAmt>7652</CYGrantsAndSimilarPaidAmt>
      <CYBenefitsPaidToMembersAmt>0</CYBenefitsPaidToMembersAmt>
      <CYSalariesCompEmpBnftPaidAmt>0</CYSalariesCompEmpBnftPaidAmt>
      <CYTotalProfFndrsngExpnsAmt>0</CYTotalProfFndrsngExpnsAmt>
      <CYTotalFundraisingExpenseAmt>599</CYTotalFundraisingExpenseAmt>
      <PYOtherExpensesAmt>43256</PYOtherExpensesAmt>
      <CYOtherExpensesAmt>54046</CYOtherExpensesAmt>
      <PYTotalExpensesAmt>48256</PYTotalExpensesAmt>
      <CYTotalExpensesAmt>61698</CYTotalExpensesAmt>
      <PYRevenuesLessExpensesAmt>21836</PYRevenuesLessExpensesAmt>
      <CYRevenuesLessExpensesAmt>10788</CYRevenuesLessExpensesAmt>
      <TotalAssetsBOYAmt>1072553</TotalAssetsBOYAmt>
      <TotalAssetsEOYAmt>1083341</TotalAssetsEOYAmt>
      <TotalLiabilitiesEOYAmt>0</TotalLiabilitiesEOYAmt>
      <NetAssetsOrFundBalancesBOYAmt>1072553</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>1083341</NetAssetsOrFundBalancesEOYAmt>
      <MissionDesc>PRESERVATION OF THE HABITAT FOR FISH, BIRDS, AND OTHER WILDLIFE</MissionDesc>
      <SignificantNewProgramSrvcInd>false</SignificantNewProgramSrvcInd>
      <SignificantChangeInd>false</SignificantChangeInd>
      <ExpenseAmt>56603</ExpenseAmt>
      <Desc>REMOVE INVASIVE PLANT SPECIES FROM SEVERAL PROPERTIES TO RETURN IT TO ITS NATURAL STATE. IN 2022 APPROX 837 HRS WERE SPENT MAINTAINING TRAILS, TORCHING GARLIC MUSTARD PLANTS, APPLYING HERBICIDE, BUILDING BIRD HOUSES AND PLACING THEM, CREATING FIRE BREAKS.</Desc>
      <ProgSrvcAccomActy2Grp>
        <ExpenseAmt>2114</ExpenseAmt>
        <Desc>PREPARE QUARTERLY NEWSLETTER AND MAIL TO ALL MEMBERS, LOCAL SCHOOLS, AND ELECTED OFFICIALS. ALSO PUBLIC PROGRAMS ARE SPONSORED IN VARIOUS COMMUNITIES REGARDING CONSERVATION AND ECOLOGY FOR ANIMALS AND LAND USEAGE SCHOLARSHIP FUNDS DISTRIBUTED TO ASSIST HIGHER EDUCATION OF RELATED STUDIES TO ECOLOGICAL WORK.</Desc>
      </ProgSrvcAccomActy2Grp>
      <TotalProgramServiceExpensesAmt>58717</TotalProgramServiceExpensesAmt>
      <DescribedInSection501c3Ind referenceDocumentId="IRS990ScheduleA-127-Copy1">true</DescribedInSection501c3Ind>
      <ScheduleBRequiredInd>false</ScheduleBRequiredInd>
      <PoliticalCampaignActyInd>false</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>false</LobbyingActivitiesInd>
      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <DonorAdvisedFundInd>false</DonorAdvisedFundInd>
      <ConservationEasementsInd referenceDocumentId="IRS990ScheduleD-127-Copy1">true</ConservationEasementsInd>
      <CollectionsOfArtInd>false</CollectionsOfArtInd>
      <CreditCounselingInd>false</CreditCounselingInd>
      <DonorRstrOrQuasiEndowmentsInd>false</DonorRstrOrQuasiEndowmentsInd>
      <ReportLandBuildingEquipmentInd referenceDocumentId="IRS990ScheduleD">true</ReportLandBuildingEquipmentInd>
      <ReportInvestmentsOtherSecInd>false</ReportInvestmentsOtherSecInd>
      <ReportProgramRelatedInvstInd>false</ReportProgramRelatedInvstInd>
      <ReportOtherAssetsInd>false</ReportOtherAssetsInd>
      <ReportOtherLiabilitiesInd>false</ReportOtherLiabilitiesInd>
      <IncludeFIN48FootnoteInd>false</IncludeFIN48FootnoteInd>
      <IndependentAuditFinclStmtInd>false</IndependentAuditFinclStmtInd>
      <ConsolidatedAuditFinclStmtInd>false</ConsolidatedAuditFinclStmtInd>
      <SchoolOperatingInd>false</SchoolOperatingInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <ForeignActivitiesInd>false</ForeignActivitiesInd>
      <MoreThan5000KToOrgInd>false</MoreThan5000KToOrgInd>
      <MoreThan5000KToIndividualsInd>false</MoreThan5000KToIndividualsInd>
      <ProfessionalFundraisingInd>false</ProfessionalFundraisingInd>
      <FundraisingActivitiesInd>false</FundraisingActivitiesInd>
      <GamingActivitiesInd>false</GamingActivitiesInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <GrantsToOrganizationsInd>false</GrantsToOrganizationsInd>
      <GrantsToIndividualsInd referenceDocumentId="IRS990ScheduleI-127-Copy1">true</GrantsToIndividualsInd>
      <ScheduleJRequiredInd>false</ScheduleJRequiredInd>
      <TaxExemptBondsInd>false</TaxExemptBondsInd>
      <EngagedInExcessBenefitTransInd>false</EngagedInExcessBenefitTransInd>
      <PYExcessBenefitTransInd>false</PYExcessBenefitTransInd>
      <LoanOutstandingInd>false</LoanOutstandingInd>
      <GrantToRelatedPersonInd>false</GrantToRelatedPersonInd>
      <BusinessRlnWithOrgMemInd>false</BusinessRlnWithOrgMemInd>
      <BusinessRlnWithFamMemInd>false</BusinessRlnWithFamMemInd>
      <BusinessRlnWith35CtrlEntInd>false</BusinessRlnWith35CtrlEntInd>
      <DeductibleNonCashContriInd>false</DeductibleNonCashContriInd>
      <DeductibleArtContributionInd>false</DeductibleArtContributionInd>
      <TerminateOperationsInd>false</TerminateOperationsInd>
      <PartialLiquidationInd>false</PartialLiquidationInd>
      <DisregardedEntityInd>false</DisregardedEntityInd>
      <RelatedEntityInd referenceDocumentId="IRS990ScheduleR-127-Copy1">true</RelatedEntityInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TransactionWithControlEntInd>false</TransactionWithControlEntInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>false</TrnsfrExmptNonChrtblRltdOrgInd>
      <ActivitiesConductedPrtshpInd>false</ActivitiesConductedPrtshpInd>
      <ScheduleORequiredInd>true</ScheduleORequiredInd>
      <IRPDocumentCnt>0</IRPDocumentCnt>
      <IRPDocumentW2GCnt>0</IRPDocumentW2GCnt>
      <BackupWthldComplianceInd>true</BackupWthldComplianceInd>
      <EmployeeCnt>0</EmployeeCnt>
      <UnrelatedBusIncmOverLimitInd>false</UnrelatedBusIncmOverLimitInd>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <TaxablePartyNotificationInd>false</TaxablePartyNotificationInd>
      <NondeductibleContributionsInd>false</NondeductibleContributionsInd>
      <QuidProQuoContributionsInd>false</QuidProQuoContributionsInd>
      <Form8282PropertyDisposedOfInd>false</Form8282PropertyDisposedOfInd>
      <RcvFndsToPayPrsnlBnftCntrctInd>false</RcvFndsToPayPrsnlBnftCntrctInd>
      <PayPremiumsPrsnlBnftCntrctInd>false</PayPremiumsPrsnlBnftCntrctInd>
      <Form8899Filedind>false</Form8899Filedind>
      <Form1098CFiledInd>false</Form1098CFiledInd>
      <DAFExcessBusinessHoldingsInd>false</DAFExcessBusinessHoldingsInd>
      <TaxableDistributionsInd>false</TaxableDistributionsInd>
      <DistributionToDonorInd>false</DistributionToDonorInd>
      <IndoorTanningServicesInd>false</IndoorTanningServicesInd>
      <SubjToTaxRmnrtnExPrchtPymtInd>false</SubjToTaxRmnrtnExPrchtPymtInd>
      <SubjectToExcsTaxNetInvstIncInd>false</SubjectToExcsTaxNetInvstIncInd>
      <InfoInScheduleOPartVIInd>X</InfoInScheduleOPartVIInd>
      <GoverningBodyVotingMembersCnt>10</GoverningBodyVotingMembersCnt>
      <IndependentVotingMemberCnt>10</IndependentVotingMemberCnt>
      <FamilyOrBusinessRlnInd>false</FamilyOrBusinessRlnInd>
      <DelegationOfMgmtDutiesInd>false</DelegationOfMgmtDutiesInd>
      <ChangeToOrgDocumentsInd>false</ChangeToOrgDocumentsInd>
      <MaterialDiversionOrMisuseInd>false</MaterialDiversionOrMisuseInd>
      <MembersOrStockholdersInd>true</MembersOrStockholdersInd>
      <ElectionOfBoardMembersInd>true</ElectionOfBoardMembersInd>
      <DecisionsSubjectToApprovaInd>false</DecisionsSubjectToApprovaInd>
      <MinutesOfGoverningBodyInd>true</MinutesOfGoverningBodyInd>
      <MinutesOfCommitteesInd>true</MinutesOfCommitteesInd>
      <OfficerMailingAddressInd>false</OfficerMailingAddressInd>
      <LocalChaptersInd>false</LocalChaptersInd>
      <Form990ProvidedToGvrnBodyInd>true</Form990ProvidedToGvrnBodyInd>
      <ConflictOfInterestPolicyInd>true</ConflictOfInterestPolicyInd>
      <AnnualDisclosureCoveredPrsnInd>true</AnnualDisclosureCoveredPrsnInd>
      <RegularMonitoringEnfrcInd>true</RegularMonitoringEnfrcInd>
      <WhistleblowerPolicyInd>true</WhistleblowerPolicyInd>
      <DocumentRetentionPolicyInd>true</DocumentRetentionPolicyInd>
      <CompensationProcessCEOInd>false</CompensationProcessCEOInd>
      <CompensationProcessOtherInd>false</CompensationProcessOtherInd>
      <InvestmentInJointVentureInd>false</InvestmentInJointVentureInd>
      <StatesWhereCopyOfReturnIsFldCd>WI</StatesWhereCopyOfReturnIsFldCd>
      <UponRequestInd>X</UponRequestInd>
      <BooksInCareOfDetail>
        <PersonNm>CINDY WHITEHEAD</PersonNm>
        <PhoneNum>6087528342</PhoneNum>
        <USAddress>
          <AddressLine1Txt>PO BOX 1986</AddressLine1Txt>
          <CityNm>JANESVILLE</CityNm>
          <StateAbbreviationCd>WI</StateAbbreviationCd>
          <ZIPCd>53547</ZIPCd>
        </USAddress>
      </BooksInCareOfDetail>
      <NoListedPersonsCompensatedInd>X</NoListedPersonsCompensatedInd>
      <Form990PartVIISectionAGrp>
        <PersonNm>FRED FAESSLER</PersonNm>
        <TitleTxt>LAND MGR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>STEVE REISCHEL</PersonNm>
        <TitleTxt>MEMBER CHAIR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>CASSANDRA POPE</PersonNm>
        <TitleTxt>SECRETARY</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ANDREA SHORT</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>SUSAN JOHNSON</PersonNm>
        <TitleTxt>ADVOCACY</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>NEIL DEUPREE</PersonNm>
        <TitleTxt>VICE PRESIDENT</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JOSH ERDMAN</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>CINDY WHITEHEAD</PersonNm>
        <TitleTxt>TREASURER</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DEL ENDS</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>LINN DUESTERBECK</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <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>false</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>false</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>false</CompensationFromOtherSrcsInd>
      <MembershipDuesAmt>978</MembershipDuesAmt>
      <FundraisingAmt>1612</FundraisingAmt>
      <RelatedOrganizationsAmt>1290</RelatedOrganizationsAmt>
      <GovernmentGrantsAmt>4575</GovernmentGrantsAmt>
      <AllOtherContributionsAmt>30609</AllOtherContributionsAmt>
      <TotalContributionsAmt>39064</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>CONSERVATION LAND RENT</Desc>
        <BusinessCd>531190</BusinessCd>
        <TotalRevenueColumnAmt>13860</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>13860</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>USDA NRCS</Desc>
        <BusinessCd>110000</BusinessCd>
        <TotalRevenueColumnAmt>11540</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>11540</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>SALE OF BIRD SEED</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>443</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>443</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <TotalProgramServiceRevenueAmt>25843</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>7579</TotalRevenueColumnAmt>
        <ExclusionAmt>7579</ExclusionAmt>
      </InvestmentIncomeGrp>
      <ContriRptFundraisingEventAmt>1612</ContriRptFundraisingEventAmt>
      <NetIncmFromFundraisingEvtGrp>
        <TotalRevenueColumnAmt>0</TotalRevenueColumnAmt>
      </NetIncmFromFundraisingEvtGrp>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>72486</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>25843</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>7579</ExclusionAmt>
      </TotalRevenueGrp>
      <GrantsToDomesticOrgsGrp>
        <TotalAmt>652</TotalAmt>
        <ProgramServicesAmt>652</ProgramServicesAmt>
      </GrantsToDomesticOrgsGrp>
      <GrantsToDomesticIndividualsGrp>
        <TotalAmt>7000</TotalAmt>
        <ProgramServicesAmt>7000</ProgramServicesAmt>
      </GrantsToDomesticIndividualsGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>1890</TotalAmt>
        <ManagementAndGeneralAmt>1890</ManagementAndGeneralAmt>
      </FeesForServicesAccountingGrp>
      <AdvertisingGrp>
        <TotalAmt>599</TotalAmt>
        <FundraisingAmt>599</FundraisingAmt>
      </AdvertisingGrp>
      <OfficeExpensesGrp>
        <TotalAmt>1413</TotalAmt>
        <ProgramServicesAmt>1205</ProgramServicesAmt>
        <ManagementAndGeneralAmt>208</ManagementAndGeneralAmt>
      </OfficeExpensesGrp>
      <TravelGrp>
        <TotalAmt>1012</TotalAmt>
        <ProgramServicesAmt>1012</ProgramServicesAmt>
      </TravelGrp>
      <DepreciationDepletionGrp>
        <TotalAmt>1093</TotalAmt>
        <ProgramServicesAmt>1093</ProgramServicesAmt>
      </DepreciationDepletionGrp>
      <InsuranceGrp>
        <TotalAmt>2836</TotalAmt>
        <ProgramServicesAmt>2552</ProgramServicesAmt>
        <ManagementAndGeneralAmt>284</ManagementAndGeneralAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>HABITAT MGT EXP &amp; LAND COST</Desc>
        <TotalAmt>40822</TotalAmt>
        <ProgramServicesAmt>40822</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>QTRLY NEWS LETTER COST</Desc>
        <TotalAmt>2114</TotalAmt>
        <ProgramServicesAmt>2114</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>MEMBERSHIPS &amp; DUES</Desc>
        <TotalAmt>1375</TotalAmt>
        <ProgramServicesAmt>1375</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>SPEAKER AND PROGRAM FEE</Desc>
        <TotalAmt>892</TotalAmt>
        <ProgramServicesAmt>892</ProgramServicesAmt>
      </OtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>61698</TotalAmt>
        <ProgramServicesAmt>58717</ProgramServicesAmt>
        <ManagementAndGeneralAmt>2382</ManagementAndGeneralAmt>
        <FundraisingAmt>599</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>25912</BOYAmt>
        <EOYAmt>25217</EOYAmt>
      </CashNonInterestBearingGrp>
      <SavingsAndTempCashInvstGrp>
        <BOYAmt>184318</BOYAmt>
        <EOYAmt>196894</EOYAmt>
      </SavingsAndTempCashInvstGrp>
      <LandBldgEquipCostOrOtherBssAmt>899920</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>38740</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>862273</BOYAmt>
        <EOYAmt>861180</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <OtherAssetsTotalGrp>
        <BOYAmt>50</BOYAmt>
        <EOYAmt>50</EOYAmt>
      </OtherAssetsTotalGrp>
      <TotalAssetsGrp>
        <BOYAmt>1072553</BOYAmt>
        <EOYAmt>1083341</EOYAmt>
      </TotalAssetsGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>1072553</BOYAmt>
        <EOYAmt>1083341</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>1072553</BOYAmt>
        <EOYAmt>1083341</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>1072553</BOYAmt>
        <EOYAmt>1083341</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <InfoInScheduleOPartXIInd>X</InfoInScheduleOPartXIInd>
      <ReconcilationRevenueExpnssAmt>10788</ReconcilationRevenueExpnssAmt>
      <OtherChangesInNetAssetsAmt>0</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingOtherInd methodOfAccountingOtherDesc="HYBRID">X</MethodOfAccountingOtherInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>false</FSAuditedInd>
      <FederalGrantAuditRequiredInd>false</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="IRS990ScheduleA">
      <PubliclySupportedOrg509a2Ind>X</PubliclySupportedOrg509a2Ind>
      <GiftsGrantsContrisRcvd509Grp>
        <CurrentTaxYearMinus4YearsAmt>20927</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>67154</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>36015</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>37541</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>37452</CurrentTaxYearAmt>
        <TotalAmt>199089</TotalAmt>
      </GiftsGrantsContrisRcvd509Grp>
      <GrossReceiptsAdmissionsGrp>
        <CurrentTaxYearMinus4YearsAmt>1289</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearAmt>443</CurrentTaxYearAmt>
        <TotalAmt>1732</TotalAmt>
      </GrossReceiptsAdmissionsGrp>
      <GrossReceiptsNonUnrltBusGrp>
        <CurrentTaxYearMinus4YearsAmt>27879</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>33756</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>26346</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>27289</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>25400</CurrentTaxYearAmt>
        <TotalAmt>140670</TotalAmt>
      </GrossReceiptsNonUnrltBusGrp>
      <Total509Grp>
        <CurrentTaxYearMinus4YearsAmt>50095</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>100910</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>62361</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>64830</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>63295</CurrentTaxYearAmt>
        <TotalAmt>341491</TotalAmt>
      </Total509Grp>
      <SubstAndDsqlfyPrsnsTotGrp>
        <CurrentTaxYearMinus4YearsAmt>0</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>0</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>0</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>0</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>0</CurrentTaxYearAmt>
        <TotalAmt>0</TotalAmt>
      </SubstAndDsqlfyPrsnsTotGrp>
      <PublicSupportTotal509Amt>341491</PublicSupportTotal509Amt>
      <GrossInvestmentIncome509Grp>
        <CurrentTaxYearMinus4YearsAmt>790</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>61</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>4047</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>7579</CurrentTaxYearAmt>
        <TotalAmt>12477</TotalAmt>
      </GrossInvestmentIncome509Grp>
      <InvestmentIncomeAndUBTIGrp>
        <CurrentTaxYearMinus4YearsAmt>790</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>61</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>4047</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>7579</CurrentTaxYearAmt>
        <TotalAmt>12477</TotalAmt>
      </InvestmentIncomeAndUBTIGrp>
      <TotalSupportCalendarYearGrp>
        <CurrentTaxYearMinus4YearsAmt>50885</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>100910</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>62422</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>68877</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>70874</CurrentTaxYearAmt>
        <TotalAmt>353968</TotalAmt>
      </TotalSupportCalendarYearGrp>
      <PublicSupportCY509Pct>0.96480</PublicSupportCY509Pct>
      <PublicSupportPY509Pct>0.98290</PublicSupportPY509Pct>
      <InvestmentIncomeCYPct>0.04000</InvestmentIncomeCYPct>
      <InvestmentIncomePYPct>0.02000</InvestmentIncomePYPct>
      <ThirtyThrPctSuprtTestsCY509Ind>X</ThirtyThrPctSuprtTestsCY509Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleD documentId="IRS990ScheduleD">
      <ProtectionNaturalHabitatInd>X</ProtectionNaturalHabitatInd>
      <TotalEasementsCnt>1</TotalEasementsCnt>
      <TotalAcreageCnt>7.00</TotalAcreageCnt>
      <StatesEasementsHeldCnt>1</StatesEasementsHeldCnt>
      <WrittenPolicyMonitoringInd>false</WrittenPolicyMonitoringInd>
      <LandGrp>
        <InvestmentCostOrOtherBasisAmt>856263</InvestmentCostOrOtherBasisAmt>
        <BookValueAmt>856263</BookValueAmt>
      </LandGrp>
      <EquipmentGrp>
        <InvestmentCostOrOtherBasisAmt>40838</InvestmentCostOrOtherBasisAmt>
        <OtherCostOrOtherBasisAmt>2819</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>38740</DepreciationAmt>
        <BookValueAmt>4917</BookValueAmt>
      </EquipmentGrp>
      <TotalBookValueLandBuildingsAmt>861180</TotalBookValueLandBuildingsAmt>
    </IRS990ScheduleD>
    <IRS990ScheduleI documentId="IRS990ScheduleI">
      <GrantRecordsMaintainedInd>false</GrantRecordsMaintainedInd>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>SCHOLARSHIP FOR ECOLOGY RELATED STUDIESFIRST YEAR OF COLLEGE</GrantTypeTxt>
        <CashGrantAmt>7000</CashGrantAmt>
      </GrantsOtherAsstToIndivInUSGrp>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>SCHOLARSHIP TO GRADUATES MASTER IN NATURALIS</GrantTypeTxt>
      </GrantsOtherAsstToIndivInUSGrp>
    </IRS990ScheduleI>
    <IRS990ScheduleO documentId="IRS990ScheduleO">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Members or stockholder classes and rights Part VI line 6</FormAndLineReferenceDesc>
        <ExplanationTxt>ELIGIBLILITY FOR MEMBERSHIP IS THAT THE PERSON BE INTERESTED IN THE PURPOSES AND OBJECTIVES OF THE SOCIETY FOR WHICH IT WAS FORMED. THE MEMBERS ARE GIVEN NO SPECIAL RIGHTS OR PRIVILEGES</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Member election for additional members Part VI line 7a</FormAndLineReferenceDesc>
        <ExplanationTxt>BOARD MEMBERS ARE ANNUALLY ELECTED ON A STAGGERED BASIS BY THE MEMBERS</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990 governing body review Part VI line 11</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 IS REVIEWED BY THE TREASURER BEFORE IT IS FILED AND GIVEN TO MEMBERS UPON REQUEST TREASURER REVIEWS THE FEDERAL FORM 990 PRIOR TO BEING FILED AND IS AVAILABLE TO ALL MEMBERS UPON REQUEST</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Conflict of interest policy compliance Part VI line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>WHEN TRANSACTIONS ARE APPROVED BY THE BOARD THE POSSIBLITY OF A CONFLICT OF INTEREST WILL BE DETERMINED</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Governing documents etc available to public Part VI line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL DOCUMENTS ARE MADE AVAILABLE TO THE GENERAL PUBLIC UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Cessation of or significant change to any program service Part III line 3</FormAndLineReferenceDesc>
        <ExplanationTxt>GREEN-ROCK AUDUBON SOCIETY INC IS NO LONGER THE RECIPIENT OF THE SUNNY PEACE PRARIE FUND NOTED ON SCH D PART V. FUND VALUE $69,923. THE NEW RECIPENT WAS TRANSFERRED TO: PARKVIEW SCHOOL DISTRICT 1060 W CHURCH ST ORFORDVILLE, WI 53576 EIN 39-6022258</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Explanation of other changes in net assets or fund balances Part XI line 9</FormAndLineReferenceDesc>
        <ExplanationTxt>GREEN-ROCK AUDUBON SOCIETY INC IS NO LONGER THE RECIPIENT OF THE SUNNY PEACE PRARIE FUND NOTED ON SCH D PART V. FUND VALUE $69,923. THE NEW RECIPENT WAS TRANSFERRED TO: PARKVIEW SCHOOL DISTRICT 1060 W CHURCH ST ORFORDVILLE, WI 53576 EIN 39-6022258 DONATION OF 75 ACRES LAND TO ORFORDVILLE SCHOOL DISTRICT THE GREEN-ROCK AUDUBON SOCIETY (G-RAS) IS THE OWNER OF APPROXIMATELY 75 ACRES VACANT LAND IN TOWN OF SPRING VALLEY, ROCK COUNTY, WISCONSIN. G-RAS DONATED THE 75 ACRES OF LAND TO PARKVIEW SCHOOL DISTRICT OF ORFORDVILLE, WISCONSIN FOR THE PURPOSE OF PERPETUALLY RESTORING THE LAND AS A PRAIRIE GRASSLAND AND OAK WOODS/SAVANNAH PRESERVE AND TO USE THIS LAND AS AN OUTDOOR LABORATORY FOR THE BENEFIT OF THE STUDENTS OF THE PARKVIEW SCHOOL DISTRICT AND THE ENJOYMENT OF THE PUBLIC</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
    <IRS990ScheduleR documentId="IRS990ScheduleR">
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>NATIONAL AUDUBON SOCIETY</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>225 VARICK ST</AddressLine1Txt>
          <CityNm>NEW YORK</CityNm>
          <StateAbbreviationCd>NY</StateAbbreviationCd>
          <ZIPCd>10014</ZIPCd>
        </USAddress>
        <EIN>131624102</EIN>
        <PrimaryActivitiesTxt>PRESERVATION OF THE HABITAT FOR BIRDS</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>NY</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501C3</ExemptCodeSectionTxt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>false</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>false</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>false</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>false</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>false</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>false</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>false</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>false</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>false</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>false</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>false</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>false</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>false</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>false</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>false</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>false</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>false</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>false</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>false</TransferFromOtherOrgInd>
    </IRS990ScheduleR>
  </ReturnData>
</Return>