﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" returnVersion="2024v5.2" xsi:schemaLocation="http://www.irs.gov/efile">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2025-11-17T15:34:29-08:00</ReturnTs>
    <TaxPeriodEndDt>2024-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>810967464</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>Lisa R Finch CPA</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>3838 Camino Del Rio North Ste 106</AddressLine1Txt>
        <CityNm>San Diego</CityNm>
        <StateAbbreviationCd>CA</StateAbbreviationCd>
        <ZIPCd>92108</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2024-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>300125828</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>SAN DIEGO BRAIN TUMOR FOUNDATION</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>SAND</BusinessNameControlTxt>
      <PhoneNum>6195159908</PhoneNum>
      <USAddress>
        <AddressLine1Txt>852 5TH AVE 2ND FLOOR</AddressLine1Txt>
        <CityNm>SAN DIEGO</CityNm>
        <StateAbbreviationCd>CA</StateAbbreviationCd>
        <ZIPCd>92101</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>CONNIE REEVES CAMPBELL</PersonNm>
      <PersonTitleTxt>President &amp; CEO</PersonTitleTxt>
      <SignatureDt>2025-11-17</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>true</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>LISA R FINCH</PreparerPersonNm>
      <PTIN>P00218992</PTIN>
      <PhoneNum>6192991056</PhoneNum>
      <SelfEmployedInd>X</SelfEmployedInd>
    </PreparerPersonGrp>
    <TaxYr>2024</TaxYr>
    <BuildTS>2025-03-06 01:10:19Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="5">
    <IRS990EZ documentId="IRS990EZ" referenceDocumentId="TransfersPersonalBenefitsContr IRS990ScheduleO" softwareId="24020490" softwareVersionNum="2024v5.2">
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <WebsiteAddressTxt>SDBTF.ORG</WebsiteAddressTxt>
      <Organization501c3Ind referenceDocumentId="IRS990ScheduleA">X</Organization501c3Ind>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <GrossReceiptsAmt>29402</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <ContributionsGiftsGrantsEtcAmt>28655</ContributionsGiftsGrantsEtcAmt>
      <InvestmentIncomeAmt>747</InvestmentIncomeAmt>
      <CostOrOtherBasisExpenseSaleAmt>0</CostOrOtherBasisExpenseSaleAmt>
      <FundraisingGrossIncomeAmt>0</FundraisingGrossIncomeAmt>
      <SpecialEventsDirectExpensesAmt>0</SpecialEventsDirectExpensesAmt>
      <CostOfGoodsSoldAmt>0</CostOfGoodsSoldAmt>
      <TotalRevenueAmt>29402</TotalRevenueAmt>
      <SalariesOtherCompEmplBnftAmt>22000</SalariesOtherCompEmplBnftAmt>
      <OccupancyRentUtltsAndMaintAmt>5725</OccupancyRentUtltsAndMaintAmt>
      <OtherExpensesTotalAmt>39183</OtherExpensesTotalAmt>
      <TotalExpensesAmt>66908</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>-37506</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>347804</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>310298</NetAssetsOrFundBalancesEOYAmt>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>347804</BOYAmt>
        <EOYAmt>310298</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <Form990TotalAssetsGrp>
        <BOYAmt>347804</BOYAmt>
        <EOYAmt>310298</EOYAmt>
      </Form990TotalAssetsGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>347804</BOYAmt>
        <EOYAmt>310298</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <PrimaryExemptPurposeTxt>THE FOUNDATION IS A LOCAL GRASSROOTS ORGANIZATION DEDICATED TO PROVIDING ESSENTIAL RESOURCES, INFORMATION AND SUPPORT FOR BRAIN TUMOR PATIENTS AND FAMILIES.THE ORGANIZATION PROVIDES FINANCIAL SUPPORT, EDUCATION AND OTHER SERVICES TO THESE INDIVIDUALS.</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>DIRECT FINANCIAL ASSISTANCE: THE ORGANIZATION PROVIDES FINANCIAL GRANTS TO PATIENTS AND THEIR FAMILIES TO ASSIST THEM WITH PAYMENT OF CERTAIN DAILY LIVING COSTS. FINANCIAL GRANTS ARE AWARED TO ASSIST WITH HOUSING, INSURANCE, MEDICAL AND OTHER EXPENSES.SEVEN FAMILIES RECEIVED $14,657 IN DIRECT FINANCIAL SUPPORT TO ASSIST WITH THEIR MEDICAL, TRANSPORTATION AND LIVING EXPENSES.</DescriptionProgramSrvcAccomTxt>
        <GrantsAndAllocationsAmt>14657</GrantsAndAllocationsAmt>
      </ProgramSrvcAccomplishmentGrp>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>EDUCATIONAL ASSISTANCE AND SUPPORT GROUPS: THE FOUNDATION PROVIDES VARIOUS EDUCATIONAL RESOURCES. FACILITATOR AND SUPPORT GROUP</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>2935</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>PATIENT ADVOCATE AND FAMILY EVENTSPATIENT ADVOCATE SERVICES INCLUDE DIRECT ASSISTANCE WITH TRANSPORTATION, LAISON BETWEEN PATIENT AND MEDICAL COMMUNITY.</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>14721</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <TotalProgramServiceExpensesAmt>17656</TotalProgramServiceExpensesAmt>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>CONNIE REEVES CAMPBELL</PersonNm>
        <TitleTxt>President &amp; CEO</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>30.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <ActivitiesNotPreviouslyRptInd>false</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>false</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>false</OrganizationHadUBIInd>
      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd>false</OrganizationDissolvedEtcInd>
      <Form1120PolFiledInd>false</Form1120PolFiledInd>
      <MadeLoansToFromOfficersInd>false</MadeLoansToFromOfficersInd>
      <TaxImposedUnderIRC4911Amt>0</TaxImposedUnderIRC4911Amt>
      <TaxImposedUnderIRC4912Amt>0</TaxImposedUnderIRC4912Amt>
      <TaxImposedUnderIRC4955Amt>0</TaxImposedUnderIRC4955Amt>
      <EngagedInExcessBenefitTransInd referenceDocumentId="IRS990ScheduleL">false</EngagedInExcessBenefitTransInd>
      <TaxImposedOnOrganizationMgrAmt>0</TaxImposedOnOrganizationMgrAmt>
      <TaxReimbursedByOrganizationAmt>0</TaxReimbursedByOrganizationAmt>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <StatesWhereCopyOfReturnIsFldCd>CA</StatesWhereCopyOfReturnIsFldCd>
      <BooksInCareOfDetail>
        <PersonNm>CONNIE REEVES CAMPBELL</PersonNm>
        <USAddress>
          <AddressLine1Txt>852 5TH AVE 2ND FLOOR</AddressLine1Txt>
          <CityNm>SAN DIEGO</CityNm>
          <StateAbbreviationCd>CA</StateAbbreviationCd>
          <ZIPCd>92101</ZIPCd>
        </USAddress>
        <PhoneNum>6195159908</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>
      <FiledScheduleAInd>true</FiledScheduleAInd>
    </IRS990EZ>
    <IRS990ScheduleA documentId="IRS990ScheduleA" softwareId="24020490" softwareVersionNum="2024v5.2">
      <PubliclySupportedOrg509a2Ind>X</PubliclySupportedOrg509a2Ind>
      <GiftsGrantsContrisRcvd509Grp>
        <CurrentTaxYearMinus4YearsAmt>128595</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>79989</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>77511</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>47694</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>28655</CurrentTaxYearAmt>
        <TotalAmt>362444</TotalAmt>
      </GiftsGrantsContrisRcvd509Grp>
      <GrossReceiptsAdmissionsGrp>
        <CurrentTaxYearMinus2YearsAmt>32675</CurrentTaxYearMinus2YearsAmt>
        <TotalAmt>32675</TotalAmt>
      </GrossReceiptsAdmissionsGrp>
      <GrossReceiptsNonUnrltBusGrp>
        <TotalAmt>0</TotalAmt>
      </GrossReceiptsNonUnrltBusGrp>
      <TaxRevLeviedOrgnztnlBnft509Grp>
        <TotalAmt>0</TotalAmt>
      </TaxRevLeviedOrgnztnlBnft509Grp>
      <GovtFurnSrvcFcltsVl509Grp>
        <TotalAmt>0</TotalAmt>
      </GovtFurnSrvcFcltsVl509Grp>
      <Total509Grp>
        <CurrentTaxYearMinus4YearsAmt>128595</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>79989</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>110186</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>47694</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>28655</CurrentTaxYearAmt>
        <TotalAmt>395119</TotalAmt>
      </Total509Grp>
      <AmountsRcvdDsqlfyPersonGrp>
        <TotalAmt>0</TotalAmt>
      </AmountsRcvdDsqlfyPersonGrp>
      <SubstantialContributorsAmtGrp>
        <TotalAmt>0</TotalAmt>
      </SubstantialContributorsAmtGrp>
      <PublicSupportTotal509Amt>395119</PublicSupportTotal509Amt>
      <GrossInvestmentIncome509Grp>
        <CurrentTaxYearMinus4YearsAmt>2</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>481</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>715</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>755</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>747</CurrentTaxYearAmt>
        <TotalAmt>2700</TotalAmt>
      </GrossInvestmentIncome509Grp>
      <Post1975UBTIGrp>
        <TotalAmt>0</TotalAmt>
      </Post1975UBTIGrp>
      <InvestmentIncomeAndUBTIGrp>
        <CurrentTaxYearMinus4YearsAmt>2</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>481</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>715</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>755</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>747</CurrentTaxYearAmt>
        <TotalAmt>2700</TotalAmt>
      </InvestmentIncomeAndUBTIGrp>
      <NetIncomeFromOtherUBIGrp>
        <TotalAmt>0</TotalAmt>
      </NetIncomeFromOtherUBIGrp>
      <OtherIncome509Grp>
        <TotalAmt>0</TotalAmt>
      </OtherIncome509Grp>
      <TotalSupportCalendarYearGrp>
        <CurrentTaxYearMinus4YearsAmt>128597</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>80470</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>110901</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>48449</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>29402</CurrentTaxYearAmt>
        <TotalAmt>397819</TotalAmt>
      </TotalSupportCalendarYearGrp>
      <PublicSupportCY509Pct>0.99320</PublicSupportCY509Pct>
      <PublicSupportPY509Pct>0.99630</PublicSupportPY509Pct>
      <InvestmentIncomeCYPct>0.00680</InvestmentIncomeCYPct>
      <InvestmentIncomePYPct>0.00370</InvestmentIncomePYPct>
      <ThirtyThrPctSuprtTestsCY509Ind>X</ThirtyThrPctSuprtTestsCY509Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="IRS990ScheduleB" softwareId="24020490" softwareVersionNum="2024v5.2">
      <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>
    <IRS990ScheduleL documentId="IRS990ScheduleL" softwareId="24020490" softwareVersionNum="2024v5.2">
      <BusTrInvolveInterestedPrsnGrp>
        <NameOfInterested>
          <PersonNm>CONNIE REEVES CAMPBELL</PersonNm>
        </NameOfInterested>
        <RelationshipDescriptionTxt>PRESIDENT</RelationshipDescriptionTxt>
        <TransactionDesc>BUSINESS SERVICES</TransactionDesc>
        <SharingOfRevenuesInd>false</SharingOfRevenuesInd>
      </BusTrInvolveInterestedPrsnGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule L, Part V Supplemental Information</FormAndLineReferenceDesc>
        <ExplanationTxt>CONNIE REEVES CAMPBELL IS THE SOLE PROPRIETOR OF CONNIE REEVES &amp; COMPANY, A SAN DIEGO INCENTIVE TRAVEL, MEETING AND EVENT PLANNING ORGANIZATION. SHE IS ALSO THE PRESIDENT AND CHIEF EXECUTIVE OFFICER OF THE SAN DIEGO BRAIN TUMOR FOUNDATION. BECAUSE OF HER EXPERTISE IN EVENT PLANNING SHE WAS PAID A TOTAL OF $22,000 IN 2024 FOR GENERAL SERVICES AND SERVICES FOR FUNDRAISING AND EVENT PLANNING. THIS INCOME WAS REPORTED ON FORM 990, PART VI REPORTABLE COMPENSATION TO OFFICERS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleL>
    <IRS990ScheduleO documentId="IRS990ScheduleO" softwareId="24020490" softwareVersionNum="2024v5.2">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1002</FormAndLineReferenceDesc>
        <ExplanationTxt>Office Expenses $702</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1012</FormAndLineReferenceDesc>
        <ExplanationTxt>Insurance $1800</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1</FormAndLineReferenceDesc>
        <ExplanationTxt>HOUSING, MEDICAL &amp; OTHER BENEF $14657</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.2</FormAndLineReferenceDesc>
        <ExplanationTxt>PATIENT ADVOCATE $10321</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.3</FormAndLineReferenceDesc>
        <ExplanationTxt>FAMILY EVENTS $4401</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.4</FormAndLineReferenceDesc>
        <ExplanationTxt>FACILITATOR $2750</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.5</FormAndLineReferenceDesc>
        <ExplanationTxt>TELEPHONE $2216</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.6</FormAndLineReferenceDesc>
        <ExplanationTxt>STORAGE $1632</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.7</FormAndLineReferenceDesc>
        <ExplanationTxt>SOCIAL MEDIA $460</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.8</FormAndLineReferenceDesc>
        <ExplanationTxt>SUPPORT GROUP $185</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.9</FormAndLineReferenceDesc>
        <ExplanationTxt>TAXES AND REGISTRATION $44</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.10</FormAndLineReferenceDesc>
        <ExplanationTxt>WEBSITE $15</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>