﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:sfsmef="http://www.cchsfs.com/efile/mef" returnVersion="2023v6.0">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2025-02-15T13:42:13-06:00</ReturnTs>
    <TaxPeriodEndDt>2024-09-30</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>420699231</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>Kintzinger Law Firm PLC</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>100 W 12th St</AddressLine1Txt>
        <CityNm>Dubuque</CityNm>
        <StateAbbreviationCd>IA</StateAbbreviationCd>
        <ZIPCd>520014804</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2023-10-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>426091411</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>Optimist International Dubuque IA</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>OPTI</BusinessNameControlTxt>
      <USAddress>
        <AddressLine1Txt>PO Box 223</AddressLine1Txt>
        <CityNm>Dubuque</CityNm>
        <StateAbbreviationCd>IA</StateAbbreviationCd>
        <ZIPCd>520040223</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>Ronald Gansen</PersonNm>
      <PersonTitleTxt>Treasurer</PersonTitleTxt>
      <PhoneNum>5635997827</PhoneNum>
      <SignatureDt>2025-01-27</SignatureDt>
    </BusinessOfficerGrp>
    <PreparerPersonGrp>
      <PreparerPersonNm>Brian W Peters</PreparerPersonNm>
      <PTIN>P01242491</PTIN>
      <PhoneNum>5635880547</PhoneNum>
      <PreparationDt>2025-01-27</PreparationDt>
    </PreparerPersonGrp>
    <TaxYr>2023</TaxYr>
    <BuildTS>2025-03-06 01:10:19Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="3">
    <IRS990EZ documentId="3" softwareId="23017709" referenceDocumentId="4 2">
      <AddressChangeInd>X</AddressChangeInd>
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <ScheduleBNotRequiredInd>X</ScheduleBNotRequiredInd>
      <Organization501cInd organization501cTypeTxt="4">X</Organization501cInd>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <GrossReceiptsAmt>137939</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <ContributionsGiftsGrantsEtcAmt>1831</ContributionsGiftsGrantsEtcAmt>
      <MembershipDuesAmt>5644</MembershipDuesAmt>
      <InvestmentIncomeAmt>936</InvestmentIncomeAmt>
      <FundraisingGrossIncomeAmt referenceDocumentId="1">129528</FundraisingGrossIncomeAmt>
      <SpecialEventsDirectExpensesAmt>61729</SpecialEventsDirectExpensesAmt>
      <SpecialEventsNetIncomeLossAmt>67799</SpecialEventsNetIncomeLossAmt>
      <TotalRevenueAmt>76210</TotalRevenueAmt>
      <OtherExpensesTotalAmt>54509</OtherExpensesTotalAmt>
      <TotalExpensesAmt>54509</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>21701</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>61656</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>83357</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIInd>X</InfoInScheduleOPartIIInd>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>23976</BOYAmt>
        <EOYAmt>44741</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <OtherAssetsTotalDetail>
        <BOYAmt>37680</BOYAmt>
        <EOYAmt>38616</EOYAmt>
      </OtherAssetsTotalDetail>
      <Form990TotalAssetsGrp>
        <BOYAmt>61656</BOYAmt>
        <EOYAmt>83357</EOYAmt>
      </Form990TotalAssetsGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>61656</BOYAmt>
        <EOYAmt>83357</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <PrimaryExemptPurposeTxt>See Attached Schedule O</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>Youth Activities and community service</DescriptionProgramSrvcAccomTxt>
        <GrantsAndAllocationsAmt>40619</GrantsAndAllocationsAmt>
      </ProgramSrvcAccomplishmentGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Joan Steve</PersonNm>
        <TitleTxt>President</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Shirley Shannon</PersonNm>
        <TitleTxt>Past President/Secretary</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>None</PersonNm>
        <TitleTxt>Vice President</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Ron Gansen</PersonNm>
        <TitleTxt>Treasurer</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Beth Ernzen</PersonNm>
        <TitleTxt>Member</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Barb Perleth</PersonNm>
        <TitleTxt>Member</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Nancy Odefey</PersonNm>
        <TitleTxt>Member</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Bob Sullivan</PersonNm>
        <TitleTxt>Member</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Peter Supple</PersonNm>
        <TitleTxt>Member</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Beth McGorry</PersonNm>
        <TitleTxt>Member</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <ActivitiesNotPreviouslyRptInd>false</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>false</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>false</OrganizationHadUBIInd>
      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd referenceDocumentId="2">false</OrganizationDissolvedEtcInd>
      <MadeLoansToFromOfficersInd>false</MadeLoansToFromOfficersInd>
      <EngagedInExcessBenefitTransInd>false</EngagedInExcessBenefitTransInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <BooksInCareOfDetail>
        <PersonNm>Ronald Gansen</PersonNm>
        <USAddress>
          <AddressLine1Txt>2350 Coates St</AddressLine1Txt>
          <CityNm>DUBUQUE</CityNm>
          <StateAbbreviationCd>IA</StateAbbreviationCd>
          <ZIPCd>520037110</ZIPCd>
        </USAddress>
        <PhoneNum>5635997827</PhoneNum>
      </BooksInCareOfDetail>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <DonorAdvisedFndsInd>false</DonorAdvisedFndsInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <TanningServicesProvidedInd>false</TanningServicesProvidedInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TransactionWithControlEntInd>false</TransactionWithControlEntInd>
      <PoliticalCampaignActyInd>false</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>false</LobbyingActivitiesInd>
      <SchoolOperatingInd>false</SchoolOperatingInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>false</TrnsfrExmptNonChrtblRltdOrgInd>
      <PartVIOfCompOfHghstPdEmplTxt>NONE</PartVIOfCompOfHghstPdEmplTxt>
      <PartVIHghstPdCntrctProfSrvcTxt>NONE</PartVIHghstPdCntrctProfSrvcTxt>
    </IRS990EZ>
    <IRS990ScheduleG documentId="1" softwareId="23017709">
      <FundraisingEventInformationGrp>
        <GrossReceiptsEvent1Amt>129528</GrossReceiptsEvent1Amt>
        <GrossRevenueEvent1Amt>129528</GrossRevenueEvent1Amt>
        <OtherDirectExpensesEvent1Amt>61729</OtherDirectExpensesEvent1Amt>
        <GrossReceiptsTotalAmt>129528</GrossReceiptsTotalAmt>
        <GrossRevenueTotalEventsAmt>129528</GrossRevenueTotalEventsAmt>
        <OthDirectExpnssTotalEventsAmt>61729</OthDirectExpnssTotalEventsAmt>
        <DirectExpenseSummaryEventsAmt>61729</DirectExpenseSummaryEventsAmt>
        <NetIncomeSummaryAmt>67799</NetIncomeSummaryAmt>
      </FundraisingEventInformationGrp>
    </IRS990ScheduleG>
    <IRS990ScheduleO documentId="4" softwareId="23017709">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>990-EZ Part III</FormAndLineReferenceDesc>
        <ExplanationTxt>Community charitable endeavors</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Line 16 Other Expenses</FormAndLineReferenceDesc>
        <ExplanationTxt>International Dues: $5274; Youth Activities &amp; Community Activities: $40,619; Weekly Meetings: $2647; District Meetings: $0; Misc Expenses: $5969; Total expenses: $54,509</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part II, Line 24, Other Assets</FormAndLineReferenceDesc>
        <ExplanationTxt>Youth Capital Savings: $38,616</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part III Statement of Program Accomplishments</FormAndLineReferenceDesc>
        <ExplanationTxt>Describe what was achieved in carrying out your exempt purpose: Develop volunteerism, citizenship, and responsible youth in the community</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part V, Line 44d</FormAndLineReferenceDesc>
        <ExplanationTxt>This organization did not provide indoor tanning services this tax year.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>