﻿<?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="2023v5.1">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2024-11-15T07:48:20-06:00</ReturnTs>
    <TaxPeriodEndDt>2023-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>390758449</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>WIPFLI LLP</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>1502 LONDON ROAD SUITE 200</AddressLine1Txt>
        <CityNm>DULUTH</CityNm>
        <StateAbbreviationCd>MN</StateAbbreviationCd>
        <ZIPCd>55812</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990</ReturnTypeCd>
    <TaxPeriodBeginDt>2023-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>391402476</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>MARATHON COUNTY PUBLIC LIBRARY</BusinessNameLine1Txt>
        <BusinessNameLine2Txt>FOUNDATION INC</BusinessNameLine2Txt>
      </BusinessName>
      <BusinessNameControlTxt>MARA</BusinessNameControlTxt>
      <PhoneNum>7152617212</PhoneNum>
      <USAddress>
        <AddressLine1Txt>300 N FIRST STREET</AddressLine1Txt>
        <CityNm>WAUSAU</CityNm>
        <StateAbbreviationCd>WI</StateAbbreviationCd>
        <ZIPCd>544035405</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>NICOLE DUNBAR</PersonNm>
      <PersonTitleTxt>TREASURER</PersonTitleTxt>
      <PhoneNum>7152617212</PhoneNum>
      <SignatureDt>2024-11-14</SignatureDt>
      <DiscussWithPaidPreparerInd>0</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>1</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>MICHAEL J PETERSON CPA</PreparerPersonNm>
      <PTIN>P01833529</PTIN>
      <PhoneNum>2187224705</PhoneNum>
      <PreparationDt>2024-10-30</PreparationDt>
    </PreparerPersonGrp>
    <TaxYr>2023</TaxYr>
    <BuildTS>2024-10-15 13:58:12Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="6">
    <IRS990 documentId="RetDoc1038000001" referenceDocumentId="RetDoc1044400001">
      <PrincipalOfficerNm>NICOLE DUNBAR</PrincipalOfficerNm>
      <USAddress>
        <AddressLine1Txt>300 N FIRST STREET</AddressLine1Txt>
        <CityNm>WAUSAU</CityNm>
        <StateAbbreviationCd>WI</StateAbbreviationCd>
        <ZIPCd>544035405</ZIPCd>
      </USAddress>
      <GrossReceiptsAmt>127620</GrossReceiptsAmt>
      <GroupReturnForAffiliatesInd>0</GroupReturnForAffiliatesInd>
      <Organization501c3Ind>X</Organization501c3Ind>
      <WebsiteAddressTxt>WWW.MCPL.LIB.WI.US</WebsiteAddressTxt>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <FormationYr>1981</FormationYr>
      <LegalDomicileStateCd>WI</LegalDomicileStateCd>
      <ActivityOrMissionDesc>THE MISSION OF THE MARATHON COUNTY PUBLIC LIBRARY FOUNDATION IS TO SUPPORT AND ENHANCE THE LIBRARIES OF MARATHON COUNTY AND THE SERVICES THEY PROVIDE.</ActivityOrMissionDesc>
      <VotingMembersGoverningBodyCnt>7</VotingMembersGoverningBodyCnt>
      <VotingMembersIndependentCnt>7</VotingMembersIndependentCnt>
      <TotalEmployeeCnt>0</TotalEmployeeCnt>
      <TotalVolunteersCnt>7</TotalVolunteersCnt>
      <TotalGrossUBIAmt>0</TotalGrossUBIAmt>
      <NetUnrelatedBusTxblIncmAmt>0</NetUnrelatedBusTxblIncmAmt>
      <PYContributionsGrantsAmt>18741</PYContributionsGrantsAmt>
      <CYContributionsGrantsAmt>12389</CYContributionsGrantsAmt>
      <PYProgramServiceRevenueAmt>0</PYProgramServiceRevenueAmt>
      <CYProgramServiceRevenueAmt>0</CYProgramServiceRevenueAmt>
      <PYInvestmentIncomeAmt>60907</PYInvestmentIncomeAmt>
      <CYInvestmentIncomeAmt>110711</CYInvestmentIncomeAmt>
      <PYOtherRevenueAmt>0</PYOtherRevenueAmt>
      <CYOtherRevenueAmt>0</CYOtherRevenueAmt>
      <PYTotalRevenueAmt>79648</PYTotalRevenueAmt>
      <CYTotalRevenueAmt>123100</CYTotalRevenueAmt>
      <PYGrantsAndSimilarPaidAmt>43261</PYGrantsAndSimilarPaidAmt>
      <CYGrantsAndSimilarPaidAmt>24000</CYGrantsAndSimilarPaidAmt>
      <PYBenefitsPaidToMembersAmt>0</PYBenefitsPaidToMembersAmt>
      <CYBenefitsPaidToMembersAmt>0</CYBenefitsPaidToMembersAmt>
      <PYSalariesCompEmpBnftPaidAmt>0</PYSalariesCompEmpBnftPaidAmt>
      <CYSalariesCompEmpBnftPaidAmt>0</CYSalariesCompEmpBnftPaidAmt>
      <PYTotalProfFndrsngExpnsAmt>0</PYTotalProfFndrsngExpnsAmt>
      <CYTotalProfFndrsngExpnsAmt>0</CYTotalProfFndrsngExpnsAmt>
      <CYTotalFundraisingExpenseAmt>3163</CYTotalFundraisingExpenseAmt>
      <PYOtherExpensesAmt>3540</PYOtherExpensesAmt>
      <CYOtherExpensesAmt>3254</CYOtherExpensesAmt>
      <PYTotalExpensesAmt>46801</PYTotalExpensesAmt>
      <CYTotalExpensesAmt>27254</CYTotalExpensesAmt>
      <PYRevenuesLessExpensesAmt>32847</PYRevenuesLessExpensesAmt>
      <CYRevenuesLessExpensesAmt>95846</CYRevenuesLessExpensesAmt>
      <TotalAssetsBOYAmt>1979074</TotalAssetsBOYAmt>
      <TotalAssetsEOYAmt>2319071</TotalAssetsEOYAmt>
      <TotalLiabilitiesBOYAmt>0</TotalLiabilitiesBOYAmt>
      <TotalLiabilitiesEOYAmt>0</TotalLiabilitiesEOYAmt>
      <NetAssetsOrFundBalancesBOYAmt>1979074</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>2319071</NetAssetsOrFundBalancesEOYAmt>
      <MissionDesc>THE MISSION OF THE MARATHON COUNTY PUBLIC LIBRARY FOUNDATION IS TO SUPPORT AND ENHANCE THE LIBRARIES OF MARATHON COUNTY AND THE SERVICES THEY PROVIDE.</MissionDesc>
      <SignificantNewProgramSrvcInd>0</SignificantNewProgramSrvcInd>
      <SignificantChangeInd>0</SignificantChangeInd>
      <ExpenseAmt>24000</ExpenseAmt>
      <GrantAmt>24000</GrantAmt>
      <RevenueAmt>0</RevenueAmt>
      <Desc>GRANTS MADE TO SUPPORT THE MARATHON COUNTY PUBLIC LIBRARY WERE FOR STAFF IMPROVEMENTS INCLUDING AQUARIUM MAINTENANCE. GRANTS MADE TO WIPPS AND NORTH CENTRAL HEALTHCARE WERE MATCHES FOR LITERACY PROGRAMS WITHIN THOSE ORGANIZATIONS.</Desc>
      <TotalProgramServiceExpensesAmt>24000</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>
      <DonorRstrOrQuasiEndowmentsInd>1</DonorRstrOrQuasiEndowmentsInd>
      <ReportLandBuildingEquipmentInd referenceDocumentId="RetDoc1040000001">0</ReportLandBuildingEquipmentInd>
      <ReportInvestmentsOtherSecInd referenceDocumentId="RetDoc1040000001">0</ReportInvestmentsOtherSecInd>
      <ReportProgramRelatedInvstInd referenceDocumentId="RetDoc1040000001">0</ReportProgramRelatedInvstInd>
      <ReportOtherAssetsInd referenceDocumentId="RetDoc1040000001">0</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 referenceDocumentId="RetDoc1041900001">1</GrantsToOrganizationsInd>
      <GrantsToIndividualsInd referenceDocumentId="RetDoc1041900001">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>
      <BusinessRlnWith35CtrlEntInd>0</BusinessRlnWith35CtrlEntInd>
      <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>0</IRPDocumentCnt>
      <IRPDocumentW2GCnt>0</IRPDocumentW2GCnt>
      <EmployeeCnt>0</EmployeeCnt>
      <UnrelatedBusIncmOverLimitInd>0</UnrelatedBusIncmOverLimitInd>
      <ForeignFinancialAccountInd>0</ForeignFinancialAccountInd>
      <ProhibitedTaxShelterTransInd>0</ProhibitedTaxShelterTransInd>
      <TaxablePartyNotificationInd>0</TaxablePartyNotificationInd>
      <NondeductibleContributionsInd>0</NondeductibleContributionsInd>
      <QuidProQuoContributionsInd>0</QuidProQuoContributionsInd>
      <Form8282PropertyDisposedOfInd>0</Form8282PropertyDisposedOfInd>
      <RcvFndsToPayPrsnlBnftCntrctInd>0</RcvFndsToPayPrsnlBnftCntrctInd>
      <PayPremiumsPrsnlBnftCntrctInd>0</PayPremiumsPrsnlBnftCntrctInd>
      <IndoorTanningServicesInd>0</IndoorTanningServicesInd>
      <SubjToTaxRmnrtnExPrchtPymtInd>0</SubjToTaxRmnrtnExPrchtPymtInd>
      <SubjectToExcsTaxNetInvstIncInd>0</SubjectToExcsTaxNetInvstIncInd>
      <InfoInScheduleOPartVIInd>X</InfoInScheduleOPartVIInd>
      <GoverningBodyVotingMembersCnt>7</GoverningBodyVotingMembersCnt>
      <IndependentVotingMemberCnt>7</IndependentVotingMemberCnt>
      <FamilyOrBusinessRlnInd>0</FamilyOrBusinessRlnInd>
      <DelegationOfMgmtDutiesInd>0</DelegationOfMgmtDutiesInd>
      <ChangeToOrgDocumentsInd>0</ChangeToOrgDocumentsInd>
      <MaterialDiversionOrMisuseInd>0</MaterialDiversionOrMisuseInd>
      <MembersOrStockholdersInd>0</MembersOrStockholdersInd>
      <ElectionOfBoardMembersInd>0</ElectionOfBoardMembersInd>
      <DecisionsSubjectToApprovaInd>0</DecisionsSubjectToApprovaInd>
      <MinutesOfGoverningBodyInd>1</MinutesOfGoverningBodyInd>
      <MinutesOfCommitteesInd>1</MinutesOfCommitteesInd>
      <OfficerMailingAddressInd>0</OfficerMailingAddressInd>
      <LocalChaptersInd>0</LocalChaptersInd>
      <Form990ProvidedToGvrnBodyInd>0</Form990ProvidedToGvrnBodyInd>
      <ConflictOfInterestPolicyInd>0</ConflictOfInterestPolicyInd>
      <WhistleblowerPolicyInd>0</WhistleblowerPolicyInd>
      <DocumentRetentionPolicyInd>0</DocumentRetentionPolicyInd>
      <CompensationProcessCEOInd>0</CompensationProcessCEOInd>
      <CompensationProcessOtherInd>0</CompensationProcessOtherInd>
      <InvestmentInJointVentureInd>0</InvestmentInJointVentureInd>
      <StatesWhereCopyOfReturnIsFldCd>WI</StatesWhereCopyOfReturnIsFldCd>
      <UponRequestInd>X</UponRequestInd>
      <BooksInCareOfDetail>
        <BusinessName>
          <BusinessNameLine1Txt>NICOLE DUNBAR</BusinessNameLine1Txt>
        </BusinessName>
        <PhoneNum>7152617200</PhoneNum>
        <USAddress>
          <AddressLine1Txt>300 N FIRST STREET</AddressLine1Txt>
          <CityNm>WAUSAU</CityNm>
          <StateAbbreviationCd>WI</StateAbbreviationCd>
          <ZIPCd>544035405</ZIPCd>
        </USAddress>
      </BooksInCareOfDetail>
      <NoListedPersonsCompensatedInd>X</NoListedPersonsCompensatedInd>
      <Form990PartVIISectionAGrp>
        <PersonNm>MARY COATES</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KATHRYN YANKE</PersonNm>
        <TitleTxt>SECRETARY</TitleTxt>
        <AverageHoursPerWeekRt>0.30</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>NICOLE DUNBAR</PersonNm>
        <TitleTxt>TREASURER</TitleTxt>
        <AverageHoursPerWeekRt>0.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ASHLEY BAUMANN</PersonNm>
        <TitleTxt>DIRECTOR (THROUGH 5/23)</TitleTxt>
        <AverageHoursPerWeekRt>0.30</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>CIDNEY GUSTKE</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>0.30</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>BECKY HUMMER</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>AMANDA MOLIN</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>0.30</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>HEATHER ROEHR</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>0.30</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>AMY SZARKOWITZ</PersonNm>
        <TitleTxt>DIRECTOR (THROUGH 5/23)</TitleTxt>
        <AverageHoursPerWeekRt>0.30</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>
      <AllOtherContributionsAmt>12389</AllOtherContributionsAmt>
      <NoncashContributionsAmt>5067</NoncashContributionsAmt>
      <TotalContributionsAmt>12389</TotalContributionsAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>45009</TotalRevenueColumnAmt>
        <ExclusionAmt>45009</ExclusionAmt>
      </InvestmentIncomeGrp>
      <GrossAmountSalesAssetsGrp>
        <SecuritiesAmt>70222</SecuritiesAmt>
      </GrossAmountSalesAssetsGrp>
      <LessCostOthBasisSalesExpnssGrp>
        <SecuritiesAmt>4520</SecuritiesAmt>
      </LessCostOthBasisSalesExpnssGrp>
      <GainOrLossGrp>
        <SecuritiesAmt>65702</SecuritiesAmt>
      </GainOrLossGrp>
      <NetGainOrLossInvestmentsGrp>
        <TotalRevenueColumnAmt>65702</TotalRevenueColumnAmt>
        <ExclusionAmt>65702</ExclusionAmt>
      </NetGainOrLossInvestmentsGrp>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>123100</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>0</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>110711</ExclusionAmt>
      </TotalRevenueGrp>
      <GrantsToDomesticOrgsGrp>
        <TotalAmt>24000</TotalAmt>
        <ProgramServicesAmt>24000</ProgramServicesAmt>
      </GrantsToDomesticOrgsGrp>
      <OfficeExpensesGrp>
        <TotalAmt>74</TotalAmt>
        <ManagementAndGeneralAmt>37</ManagementAndGeneralAmt>
        <FundraisingAmt>37</FundraisingAmt>
      </OfficeExpensesGrp>
      <InformationTechnologyGrp>
        <TotalAmt>3126</TotalAmt>
        <FundraisingAmt>3126</FundraisingAmt>
      </InformationTechnologyGrp>
      <OtherExpensesGrp>
        <Desc>WI ANNUAL FEES</Desc>
        <TotalAmt>54</TotalAmt>
        <ManagementAndGeneralAmt>54</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>27254</TotalAmt>
        <ProgramServicesAmt>24000</ProgramServicesAmt>
        <ManagementAndGeneralAmt>91</ManagementAndGeneralAmt>
        <FundraisingAmt>3163</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>57143</BOYAmt>
        <EOYAmt>51227</EOYAmt>
      </CashNonInterestBearingGrp>
      <SavingsAndTempCashInvstGrp>
        <BOYAmt>39885</BOYAmt>
        <EOYAmt>41418</EOYAmt>
      </SavingsAndTempCashInvstGrp>
      <InvestmentsPubTradedSecGrp>
        <BOYAmt>1882046</BOYAmt>
        <EOYAmt>2226426</EOYAmt>
      </InvestmentsPubTradedSecGrp>
      <TotalAssetsGrp>
        <BOYAmt>1979074</BOYAmt>
        <EOYAmt>2319071</EOYAmt>
      </TotalAssetsGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrgDoesNotFollowFASB117Ind>X</OrgDoesNotFollowFASB117Ind>
      <CapStkTrPrinCurrentFundsGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </CapStkTrPrinCurrentFundsGrp>
      <PdInCapSrplsLandBldgEqpFundGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </PdInCapSrplsLandBldgEqpFundGrp>
      <RtnEarnEndowmentIncmOthFndsGrp>
        <BOYAmt>1979074</BOYAmt>
        <EOYAmt>2319071</EOYAmt>
      </RtnEarnEndowmentIncmOthFndsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>1979074</BOYAmt>
        <EOYAmt>2319071</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>1979074</BOYAmt>
        <EOYAmt>2319071</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>95846</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>244151</NetUnrlzdGainsLossesInvstAmt>
      <OtherChangesInNetAssetsAmt>0</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>0</FSAuditedInd>
      <FederalGrantAuditRequiredInd>0</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="RetDoc1039100001">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearMinus4YearsAmt>11569</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>17940</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>31017</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>18741</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>12389</CurrentTaxYearAmt>
        <TotalAmt>91656</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>11569</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>17940</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>31017</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>18741</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>12389</CurrentTaxYearAmt>
        <TotalAmt>91656</TotalAmt>
      </TotalCalendarYear170Grp>
      <SubstantialContributorsTotAmt>18586</SubstantialContributorsTotAmt>
      <PublicSupportTotal170Amt>73070</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>34450</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>25475</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>19037</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>26300</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>45009</CurrentTaxYearAmt>
        <TotalAmt>150271</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <TotalSupportAmt>241927</TotalSupportAmt>
      <PublicSupportCY170Pct>0.30200</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>0.32860</PublicSupportPY170Pct>
      <PrivateFoundation170Ind>X</PrivateFoundation170Ind>
      <FactsAndCircumstancesTestTxt>MARATHON COUNTY PUBLIC LIBRARY FOUNDATION IS A PUBLIC CHARITY THAT SUPPORTS THE MARATHON COUNTY PUBLIC LIBRARY. THE LIBRARY'S FACILITIES ARE OPEN TO AND UTILIZED BY THE GENERAL PUBLIC. THE FOUNDATION'S SUPPORT COMES FROM BOTH PUBLIC DONATIONS AND INVESTMENT INCOME ON ITS ENDOWMENTS. THE FOUNDATION'S ENDOWMENTS WERE CONTRIBUTED BY THE GENERAL PUBLIC TO BOTH MATCH A HUMANITIES GRANT AND SUPPORT SPECIFIC PURCHASES BY THE LIBRARY, SUCH AS LARGE PRINT BOOKS FOR EXAMPLE. THE FOUNDATION ATTRACTS PUBLIC SUPPORT THROUGH FUNDRAISING LETTERS AND PERSONAL CONTACTS. WE HAVE BEEN MAKING EFFORTS TO REACH OUT TO A VARIETY OF DONORS. MAJOR FUNDRAISERS ARE UNDERTAKEN TO SUPPORT THE LIBRARY'S NEEDS. IT IS ANTICIPATED THAT THERE MAY BE SOME FUNDS NEEDED OVER THE NEXT SEVERAL YEARS TO SUPPORT THE NEW LONG-RANGE PLAN OF THE LIBRARY. DUE TO THE NATURE OF THE ORGANIZATION, OUR FUNDING EFFORTS SOMETIMES ATTRACT DONORS WHO GIVE SUMS THAT ARE SUBSTANTIAL. INVESTMENT RETURNS HAVE ALSO BEEN HIGHER THE LAST FEW YEARS.</FactsAndCircumstancesTestTxt>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="RetDoc1234500001">
      <ContributorInformationGrp>
        <ContributorNum>RESTRICTED</ContributorNum>
        <ContributorBusinessName>
          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
        </ContributorBusinessName>
        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
        </ContributorUSAddress>
        <TotalContributionsAmt>RESTRICTED</TotalContributionsAmt>
      </ContributorInformationGrp>
    </IRS990ScheduleB>
    <IRS990ScheduleD documentId="RetDoc1040000001">
      <CYEndwmtFundGrp>
        <BeginningYearBalanceAmt>1072927</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>279388</InvestmentEarningsOrLossesAmt>
        <GrantsOrScholarshipsAmt>24000</GrantsOrScholarshipsAmt>
        <EndYearBalanceAmt>1328315</EndYearBalanceAmt>
      </CYEndwmtFundGrp>
      <CYMinus1YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>945716</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>170282</InvestmentEarningsOrLossesAmt>
        <GrantsOrScholarshipsAmt>43261</GrantsOrScholarshipsAmt>
        <EndYearBalanceAmt>1072737</EndYearBalanceAmt>
      </CYMinus1YrEndwmtFundGrp>
      <CYMinus2YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>1233943</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>120300</InvestmentEarningsOrLossesAmt>
        <GrantsOrScholarshipsAmt>408527</GrantsOrScholarshipsAmt>
        <EndYearBalanceAmt>945716</EndYearBalanceAmt>
      </CYMinus2YrEndwmtFundGrp>
      <CYMinus3YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>1155827</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>86616</InvestmentEarningsOrLossesAmt>
        <GrantsOrScholarshipsAmt>8500</GrantsOrScholarshipsAmt>
        <EndYearBalanceAmt>1233943</EndYearBalanceAmt>
      </CYMinus3YrEndwmtFundGrp>
      <CYMinus4YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>1093245</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>86832</InvestmentEarningsOrLossesAmt>
        <GrantsOrScholarshipsAmt>24250</GrantsOrScholarshipsAmt>
        <EndYearBalanceAmt>1155827</EndYearBalanceAmt>
      </CYMinus4YrEndwmtFundGrp>
      <BoardDesignatedBalanceEOYPct>1.00000</BoardDesignatedBalanceEOYPct>
      <PrmnntEndowmentBalanceEOYPct>0.00000</PrmnntEndowmentBalanceEOYPct>
      <TermEndowmentBalanceEOYPct>0.00000</TermEndowmentBalanceEOYPct>
      <EndowmentsHeldUnrelatedOrgInd>0</EndowmentsHeldUnrelatedOrgInd>
      <EndowmentsHeldRelatedOrgInd>0</EndowmentsHeldRelatedOrgInd>
      <TotalBookValueLandBuildingsAmt>0</TotalBookValueLandBuildingsAmt>
    </IRS990ScheduleD>
    <IRS990ScheduleI documentId="RetDoc1041900001">
      <GrantRecordsMaintainedInd>1</GrantRecordsMaintainedInd>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>MARATHON COUNTY PUBLIC LIBRARY</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>300 N FIRST STREET</AddressLine1Txt>
          <CityNm>WAUSAU</CityNm>
          <StateAbbreviationCd>WI</StateAbbreviationCd>
          <ZIPCd>54403</ZIPCd>
        </USAddress>
        <IRCSectionDesc>PUBLIC LIBRARY</IRCSectionDesc>
        <CashGrantAmt>14000</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <PurposeOfGrantTxt>MAINTENANCE AND LARGE PRINT BOOKS</PurposeOfGrantTxt>
      </RecipientTable>
      <Total501c3OrgCnt>1</Total501c3OrgCnt>
      <TotalOtherOrgCnt>0</TotalOtherOrgCnt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FOUNDATION OBTAINS COPIES OF INVOICES FROM THE DONEE FOR ACTUAL EXPENDITURES AND THEN REIMBURSES THE DONEE THE APPROPRIATE AMOUNT.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE TREASURER REVIEWS THE 990 PRIOR TO FILING AND IT IS AVAILABLE TO OTHER BOARD MEMBERS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE GOVERNING DOCUMENTS AND FINANCIAL STATEMENTS ARE AVAILABLE TO THE PUBLIC UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>