﻿<?xml version="1.0" encoding="utf-8"?>
<Return returnVersion="2025v4.0" xmlns="http://www.irs.gov/efile">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2026-04-21T19:43:43Z</ReturnTs>
    <TaxPeriodEndDt>2025-12-31</TaxPeriodEndDt>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2025-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>471701653</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>WALDWICK HIGH SCHOOL ATHLETIC BOOSTER ASSOCIATION</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>WALD</BusinessNameControlTxt>
      <PhoneNum>2012362226</PhoneNum>
      <USAddress>
        <AddressLine1Txt>155 WYCKOFF AVENUE</AddressLine1Txt>
        <CityNm>WALDWICK</CityNm>
        <StateAbbreviationCd>NJ</StateAbbreviationCd>
        <ZIPCd>07463</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>Peter Del Rey</PersonNm>
      <PersonTitleTxt>Treasurer</PersonTitleTxt>
      <PhoneNum>2012362226</PhoneNum>
      <SignatureDt>2026-04-21</SignatureDt>
    </BusinessOfficerGrp>
    <TaxYr>2025</TaxYr>
    <BuildTS>2025-03-06 01:10:19Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="4">
    <IRS990EZ documentId="SIMPLE990" documentName="IRS990EZ" referenceDocumentName="IRS990ScheduleO ReasonableCauseExplanation TransfersPersonalBenefitsContractsDeclaration BinaryAttachment">
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <ScheduleBNotRequiredInd>X</ScheduleBNotRequiredInd>
      <Organization501c3Ind referenceDocumentId="ScheduleA" referenceDocumentName="IRS990ScheduleA">X</Organization501c3Ind>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <GrossReceiptsAmt>63759</GrossReceiptsAmt>
      <ContributionsGiftsGrantsEtcAmt>2133</ContributionsGiftsGrantsEtcAmt>
      <ProgramServiceRevenueAmt>29004</ProgramServiceRevenueAmt>
      <MembershipDuesAmt>7110</MembershipDuesAmt>
      <FundraisingGrossIncomeAmt referenceDocumentId="ScheduleG" referenceDocumentName="IRS990ScheduleG">14138</FundraisingGrossIncomeAmt>
      <SpecialEventsDirectExpensesAmt>8625</SpecialEventsDirectExpensesAmt>
      <SpecialEventsNetIncomeLossAmt>5513</SpecialEventsNetIncomeLossAmt>
      <GrossSalesOfInventoryAmt>1870</GrossSalesOfInventoryAmt>
      <CostOfGoodsSoldAmt>1001</CostOfGoodsSoldAmt>
      <GrossProfitLossSlsOfInvntryAmt>869</GrossProfitLossSlsOfInvntryAmt>
      <OtherRevenueTotalAmt>9504</OtherRevenueTotalAmt>
      <TotalRevenueAmt>54133</TotalRevenueAmt>
      <GrantsAndSimilarAmountsPaidAmt>3788</GrantsAndSimilarAmountsPaidAmt>
      <FeesAndOtherPymtToIndCntrctAmt>153</FeesAndOtherPymtToIndCntrctAmt>
      <OccupancyRentUtltsAndMaintAmt>920</OccupancyRentUtltsAndMaintAmt>
      <OtherExpensesTotalAmt>48796</OtherExpensesTotalAmt>
      <TotalExpensesAmt>53657</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>476</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>21176</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>21652</NetAssetsOrFundBalancesEOYAmt>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>21176</BOYAmt>
        <EOYAmt>21652</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <Form990TotalAssetsGrp>
        <BOYAmt>21176</BOYAmt>
        <EOYAmt>21652</EOYAmt>
      </Form990TotalAssetsGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>21176</BOYAmt>
        <EOYAmt>21652</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <PrimaryExemptPurposeTxt>To support and cooperate with the High School Athletic Department, School Administration, and Students of Waldwick High School in order to help foster, preserve, promote and support Interscholastic Athletics related Sports Activities among Students, Parents and Community Members to offer Financial Support to Athletic Programs Sponsored by Waldwick High School.</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>Waldwick High School Hall of Fame Dinner and Induction Ceremony</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>13828</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>Varsity Dinner Expenses</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>14242</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>Varsity Sports Teams Expenses</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>7577</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>Homecoming/Senior Night an Athletic Department General and Varsity Awards Expenses</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>3682</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <TotalProgramServiceExpensesAmt>39329</TotalProgramServiceExpensesAmt>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm referenceDocumentName="CompensationExplanation">Paul Del Rey</PersonNm>
        <TitleTxt>President</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>3.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm referenceDocumentName="CompensationExplanation">Nicole McNamara</PersonNm>
        <TitleTxt>Vice President</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm referenceDocumentName="CompensationExplanation">Peter Del Rey</PersonNm>
        <TitleTxt>Treasurer</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>4.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm referenceDocumentName="CompensationExplanation">Miriam Vargas</PersonNm>
        <TitleTxt>Secretary</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm referenceDocumentName="CompensationExplanation">Marcel Ysern</PersonNm>
        <TitleTxt>Director of Concessions</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm referenceDocumentName="CompensationExplanation">Lou Manupelli</PersonNm>
        <TitleTxt>Director of Fundraising</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <ActivitiesNotPreviouslyRptInd>false</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>false</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>false</OrganizationHadUBIInd>
      <SubjectToProxyTaxInd referenceDocumentName="IRS990ScheduleC">false</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd referenceDocumentName="IRS990ScheduleN BinaryAttachment">false</OrganizationDissolvedEtcInd>
      <Form1120PolFiledInd>false</Form1120PolFiledInd>
      <MadeLoansToFromOfficersInd>false</MadeLoansToFromOfficersInd>
      <EngagedInExcessBenefitTransInd referenceDocumentName="IRS990ScheduleL">false</EngagedInExcessBenefitTransInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <StatesWhereCopyOfReturnIsFldCd>NJ</StatesWhereCopyOfReturnIsFldCd>
      <BooksInCareOfDetail>
        <PersonNm>Peter Del Rey</PersonNm>
        <USAddress>
          <AddressLine1Txt>23 Gerard Drive</AddressLine1Txt>
          <CityNm>Waldwick</CityNm>
          <StateAbbreviationCd>NJ</StateAbbreviationCd>
          <ZIPCd>07463</ZIPCd>
        </USAddress>
        <PhoneNum>7326107744</PhoneNum>
      </BooksInCareOfDetail>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <DonorAdvisedFndsInd>false</DonorAdvisedFndsInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <TanningServicesProvidedInd>false</TanningServicesProvidedInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TransactionWithControlEntInd>false</TransactionWithControlEntInd>
      <PoliticalCampaignActyInd referenceDocumentName="IRS990ScheduleC">false</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd referenceDocumentName="IRS990ScheduleC">false</LobbyingActivitiesInd>
      <SchoolOperatingInd referenceDocumentName="IRS990ScheduleE">false</SchoolOperatingInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>false</TrnsfrExmptNonChrtblRltdOrgInd>
      <PartVIOfCompOfHghstPdEmplTxt>NONE</PartVIOfCompOfHghstPdEmplTxt>
      <OtherEmployeePaidOver100kCnt>0</OtherEmployeePaidOver100kCnt>
      <PartVIHghstPdCntrctProfSrvcTxt>NONE</PartVIHghstPdCntrctProfSrvcTxt>
      <CntrctRcvdGreaterThan100KCnt>0</CntrctRcvdGreaterThan100KCnt>
      <FiledScheduleAInd>true</FiledScheduleAInd>
    </IRS990EZ>
    <IRS990ScheduleA documentId="ScheduleA" documentName="IRS990ScheduleA">
      <PubliclySupportedOrg509a2Ind>X</PubliclySupportedOrg509a2Ind>
      <SupportedOrganizationsCnt>0</SupportedOrganizationsCnt>
      <GiftsGrantsContrisRcvd509Grp>
        <CurrentTaxYearMinus4YearsAmt>9231</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>12689</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>7805</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>8886</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>3788</CurrentTaxYearAmt>
        <TotalAmt>42399</TotalAmt>
      </GiftsGrantsContrisRcvd509Grp>
      <GrossReceiptsAdmissionsGrp>
        <CurrentTaxYearMinus4YearsAmt>4998</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>4312</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>2164</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>2016</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>1870</CurrentTaxYearAmt>
        <TotalAmt>15360</TotalAmt>
      </GrossReceiptsAdmissionsGrp>
      <Total509Grp>
        <CurrentTaxYearMinus4YearsAmt>14229</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>17001</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>9969</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>10902</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>5658</CurrentTaxYearAmt>
        <TotalAmt>57759</TotalAmt>
      </Total509Grp>
      <AmountsRcvdDsqlfyPersonGrp>
        <TotalAmt>0</TotalAmt>
      </AmountsRcvdDsqlfyPersonGrp>
      <SubstantialContributorsAmtGrp>
        <TotalAmt>0</TotalAmt>
      </SubstantialContributorsAmtGrp>
      <SubstAndDsqlfyPrsnsTotGrp>
        <TotalAmt>0</TotalAmt>
      </SubstAndDsqlfyPrsnsTotGrp>
      <PublicSupportTotal509Amt>57759</PublicSupportTotal509Amt>
      <GrossInvestmentIncome509Grp>
        <CurrentTaxYearMinus4YearsAmt>11</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>8</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>369</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>12</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>12</CurrentTaxYearAmt>
        <TotalAmt>412</TotalAmt>
      </GrossInvestmentIncome509Grp>
      <Post1975UBTIGrp>
        <TotalAmt>0</TotalAmt>
      </Post1975UBTIGrp>
      <InvestmentIncomeAndUBTIGrp>
        <CurrentTaxYearMinus4YearsAmt>11</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>8</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>369</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>12</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>12</CurrentTaxYearAmt>
        <TotalAmt>412</TotalAmt>
      </InvestmentIncomeAndUBTIGrp>
      <NetIncomeFromOtherUBIGrp>
        <TotalAmt>0</TotalAmt>
      </NetIncomeFromOtherUBIGrp>
      <OtherIncome509Grp>
        <CurrentTaxYearMinus4YearsAmt>9074</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>0</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>43693</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>26907</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>38142</CurrentTaxYearAmt>
        <TotalAmt>117816</TotalAmt>
      </OtherIncome509Grp>
      <TotalSupportCalendarYearGrp>
        <CurrentTaxYearMinus4YearsAmt>23314</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>17009</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>54031</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>37821</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>43812</CurrentTaxYearAmt>
        <TotalAmt>175987</TotalAmt>
      </TotalSupportCalendarYearGrp>
      <PublicSupportCY509Pct>0.32820</PublicSupportCY509Pct>
      <PublicSupportPY509Pct>0.38750</PublicSupportPY509Pct>
      <InvestmentIncomeCYPct>0.00230</InvestmentIncomeCYPct>
      <InvestmentIncomePYPct>0.00310</InvestmentIncomePYPct>
      <ThirtyThrPctSuprtTestsCY509Ind>X</ThirtyThrPctSuprtTestsCY509Ind>
      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>Supplemental Information, Line 12 Other Income Description of Other Income Ammount</FormAndLineReferenceDesc>
        <ExplanationTxt>Programs Income - Varsity Dinners 14210, Fundraising Income - Misc 870, Fundraising Income - Snack Stand Income 13268, Hall of Fame Dinner Income 14794, Total Supplemental Information, Line 12 Other Income 23348</ExplanationTxt>
      </Form990ScheduleAPartVIGrp>
    </IRS990ScheduleA>
    <IRS990ScheduleG documentId="ScheduleG" documentName="IRS990ScheduleG">
      <SupplementalInformationDetail />
    </IRS990ScheduleG>
    <IRS990ScheduleO documentId="ScheduleO" documentName="IRS990ScheduleO">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Line 1.11 Grants and Similar Amounts Paid</FormAndLineReferenceDesc>
        <ExplanationTxt>Club Donations - 100, Alumni Soccer Fund Scholarships Awarded - 1687.89, Booster Club Scholarships Awarded - 2000. Total Line 1.11 Grants and Similar Amount Paid - 3789.89</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Line 1.16 Other Expenses</FormAndLineReferenceDesc>
        <ExplanationTxt>Misc Club Expenses: Transaction Fees 284.38, Credit Card Fees 633.11, Varsity Dinners (3 Total) 14.241.70, Hall of Fame Dinner 13,828.25, Student Services: Athletic Department 1752, Program Services Varsity Teams 757.17, Homecoming 739.06, Senior Night 435, Varsity Awards 756, Other: Softball Hold Account 1600, Softball Tournament 1950, Track Hold Account 500, Total Line 1.16 Other Expenses 48,795.67</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Line 1.8 Other Revenue</FormAndLineReferenceDesc>
        <ExplanationTxt>Bank Interest - 11.73, Credit Card Fees - 941.71, Other: Softball Hold Account 1600, Softball Tournament 1950, Track Hold Account 5000. Total Line 1.8 Other Revenue - 9503.44</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>