Liabilities / Assets
33rd percentile
Tied with the lowest-debt nonprofits in its peer group.
EIN 23-7035666 • 501(c)3 • Tiburon, CA
Profile
Preserve, protect and enhance life on the Tiburon Peninsula
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
33rd percentile
Tied with the lowest-debt nonprofits in its peer group.
Liabilities / Revenue
35th percentile
Tied with the lowest-debt nonprofits in its peer group.
Net Margin
89th percentile
Higher net margin than 89% of similar nonprofits.
Top Officer Pay
55th percentile
Higher top officer pay than 55% of similar nonprofits.
Top officer pay equals 0.0% of source-year revenue.
Asset Growth
85th percentile
Faster asset growth than 85% of similar nonprofits.
Revenue Growth
88th percentile
Faster revenue growth than 88% of similar nonprofits.
Assets
Up$545,603
Up $157,011 (+40%) from 2022
Liabilities
Down$0
Down $100 (-100%) from 2022
Net Assets
Up$545,603
Up $157,111 (+40%) from 2022
Revenue
Up$174,366
Up $77,734 (+80%) from 2022
Expenses
Up$92,526
Up $33,984 (+58%) from 2022
Net Income
Up$81,840
Up $43,750 (+115%) from 2022
Most recent year
2023 • Form 990Detailed filing. Detailed filing data is available for this year.
Preserve, protect & enhance life on Tiburon Peninsula.
Preserve, protect and enhance life on the Tiburon Peninsula
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Savings and Temporary Cash Investments | $350,378 | $475,593 | ▲ $125,215 |
| Cash and Non-Interest-Bearing Accounts | $52,151 | $70,010 | ▲ $17,859 |
| Total Assets | $402,529 | $545,603 | ▲ $143,074 |
| Liabilities | |||
| Accounts Payable and Accrued Expenses | $100 | $0 | ▼ $100 |
| Total Liabilities | $100 | $0 | ▼ $100 |
| Net Assets / Fund Balance | |||
| Net Assets Without Donor Restrictions | $402,429 | $545,603 | ▲ $143,174 |
| Total Net Assets Fund Balance | $402,429 | $545,603 | ▲ $143,174 |
| Total Liabilities and Net Assets / Fund Balance | $402,529 | $545,603 | ▲ $143,074 |
| Name | Title |
|---|---|
| Devin Stroman | President |
| Arlene Nielsen | Board Member |
| David Holscher | Board Member |
| Ed Lynch | Board Member |
| Elizabeth Green Kilgore | Board Member |
| Emmett ODonnell | Board Member |
| Jeff Slavitz | Board Member |
| Jim Wood | Board Member |
| Julia Shumelda | Board Member |
| Petey Stein | Board Member |
| Steve Maisel | Board Member |
| Line Item | Amount |
|---|---|
| Other Expenses | $46,938 |
| Grants and Similar Amounts Paid | $45,588 |
| Professional Fundraising Fees | $0 |
| Salaries, Compensation, and Employee Benefits | $0 |
| Total Fundraising Expense | $0 |
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Grants to Domestic Orgs | $45,588 | - | - | $45,588 |
| Other Expenses | $21,944 | $0 | $0 | $21,944 |
| Advertising | $3,353 | $0 | $0 | $3,353 |
| Fees for Services Accounting | $1,365 | $0 | $0 | $1,365 |
| Information Technology | $480 | $0 | $0 | $480 |
| Office Expenses | $309 | $0 | $0 | $309 |
| Total Functional Expenses | $92,526 | $0 | $0 | $92,526 |
| Recipient | Location | Category | Purpose | Amount |
|---|---|---|---|---|
| Town of Tiburon | Belvedere Tiburon, CA | - | Cultural Festivities | $7,600 |
| Adopt a Family of Marin | San Rafael, CA | - | Support for low income families | $7,000 |
| Line Item | Amount |
|---|---|
| Professional Fundraising Fees | $0 |
“The form was reviewed by the President before submitting.”
This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.
| Path | # | Value |
|---|---|---|
| IRS990/AccountantCompileOrReviewInd | 0 | false |
| IRS990/AccountsPayableAccrExpnssGrp/BOYAmt | 0 | 100 |
| IRS990/AccountsPayableAccrExpnssGrp/EOYAmt | 0 | 0 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | false |
| IRS990/ActivityOrMissionDesc | 0 | Preserve, protect and enhance life on the Tiburon Peninsula |
| IRS990/AdvertisingGrp/FundraisingAmt | 0 | 0 |
| IRS990/AdvertisingGrp/ManagementAndGeneralAmt | 0 | 0 |
| IRS990/AdvertisingGrp/ProgramServicesAmt | 0 | 3353 |
| IRS990/AdvertisingGrp/TotalAmt | 0 | 3353 |
| IRS990/AllOtherContributionsAmt | 0 | 160156 |
| IRS990/BooksInCareOfDetail/PersonNm | 0 | David Holscher |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 4154355219 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | PO Box 210 |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | Tiburon |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | CA |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 94920 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | false |
| IRS990/BusinessRlnWithFamMemInd | 0 | false |
| IRS990/BusinessRlnWithOrgMemInd | 0 | false |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 52151 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 70010 |
| IRS990/ChangeToOrgDocumentsInd | 0 | false |
| IRS990/CollectionsOfArtInd | 0 | false |
| IRS990/CompensationFromOtherSrcsInd | 0 | false |
| IRS990/CompensationProcessCEOInd | 0 | false |
| IRS990/CompensationProcessOtherInd | 0 | false |
| IRS990/ConflictOfInterestPolicyInd | 0 | false |
| IRS990/ConservationEasementsInd | 0 | false |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | false |
| IRS990/CreditCounselingInd | 0 | false |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 160156 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 45588 |
| IRS990/CYInvestmentIncomeAmt | 0 | 13890 |
| IRS990/CYOtherExpensesAmt | 0 | 46938 |
| IRS990/CYOtherRevenueAmt | 0 | 320 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 0 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 81840 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 0 |
| IRS990/CYTotalExpensesAmt | 0 | 92526 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 0 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 174366 |
| IRS990/DAFExcessBusinessHoldingsInd | 0 | false |
| IRS990/DecisionsSubjectToApprovaInd | 0 | false |
| IRS990/DeductibleArtContributionInd | 0 | false |
| IRS990/DeductibleNonCashContriInd | 0 | false |
| IRS990/DelegationOfMgmtDutiesInd | 0 | false |
| IRS990/Desc | 0 | Preserve , protect and enhance life on the Tiburon Peninsula |
| IRS990/DescribedInSection501c3Ind | 0 | true |
| IRS990/DisregardedEntityInd | 0 | false |
| IRS990/DistributionToDonorInd | 0 | false |
| IRS990/DocumentRetentionPolicyInd | 0 | true |
| IRS990/DonorAdvisedFundInd | 0 | false |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | false |
| IRS990/ElectionOfBoardMembersInd | 0 | false |
| IRS990/EmployeeCnt | 0 | 0 |
| IRS990/EngagedInExcessBenefitTransInd | 0 | false |
| IRS990/ExpenseAmt | 0 | 77420 |
| IRS990/FamilyOrBusinessRlnInd | 0 | false |
| IRS990/FederalGrantAuditRequiredInd | 0 | false |
| IRS990/FeesForServicesAccountingGrp/FundraisingAmt | 0 | 0 |
| IRS990/FeesForServicesAccountingGrp/ManagementAndGeneralAmt | 0 | 0 |
| IRS990/FeesForServicesAccountingGrp/ProgramServicesAmt | 0 | 1365 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 1365 |
| IRS990/ForeignActivitiesInd | 0 | false |
| IRS990/ForeignFinancialAccountInd | 0 | false |
| IRS990/ForeignOfficeInd | 0 | false |
| IRS990/Form1098CFiledInd | 0 | false |
| IRS990/Form8282PropertyDisposedOfInd | 0 | false |
| IRS990/Form8899Filedind | 0 | false |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 5 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 6 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 7 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 8 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 9 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 10 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 4 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 5 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 6 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 7 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 8 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 9 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 10 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | Petey Stein |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | David Holscher |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | Elizabeth Green Kilgore |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | Ed Lynch |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | Arlene Nielsen |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | Jim Wood |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | Julia Shumelda |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | Emmett ODonnell |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | Devin Stroman |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 9 | Jeff Slavitz |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 10 | Steve Maisel |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 0 | Board Member |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | Board Member |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | Board Member |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | Board Member |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | Board Member |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | Board Member |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | Board Member |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | Board Member |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | President |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 9 | Board Member |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 10 | Board Member |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | true |
| IRS990/FormationYr | 0 | 1969 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | false |
| IRS990/FSAuditedInd | 0 | false |
| IRS990/FundraisingActivitiesInd | 0 | false |
| IRS990/GamingActivitiesInd | 0 | false |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 11 |
| IRS990/GrantAmt | 0 | 45588 |
| IRS990/GrantsToDomesticOrgsGrp/ProgramServicesAmt | 0 | 45588 |
| IRS990/GrantsToDomesticOrgsGrp/TotalAmt | 0 | 45588 |
| IRS990/GrantsToIndividualsInd | 0 | false |
| IRS990/GrantsToOrganizationsInd | 0 | true |
| IRS990/GrantToRelatedPersonInd | 0 | false |
| IRS990/GrossReceiptsAmt | 0 | 174366 |
| IRS990/GrossSalesOfInventoryAmt | 0 | 320 |
| IRS990/GroupReturnForAffiliatesInd | 0 | false |
| IRS990/IncludeFIN48FootnoteInd | 0 | false |
| IRS990/IndependentAuditFinclStmtInd | 0 | false |
| IRS990/IndependentVotingMemberCnt | 0 | 11 |
| IRS990/IndoorTanningServicesInd | 0 | false |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InformationTechnologyGrp/FundraisingAmt | 0 | 0 |
| IRS990/InformationTechnologyGrp/ManagementAndGeneralAmt | 0 | 0 |
| IRS990/InformationTechnologyGrp/ProgramServicesAmt | 0 | 480 |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 480 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 0 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 13890 |
| IRS990/InvestmentIncomeGrp/UnrelatedBusinessRevenueAmt | 0 | 0 |
| IRS990/InvestmentInJointVentureInd | 0 | false |
| IRS990/IRPDocumentCnt | 0 | 0 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LegalDomicileStateCd | 0 | CA |
| IRS990/LoanOutstandingInd | 0 | false |
| IRS990/LobbyingActivitiesInd | 0 | false |
| IRS990/LocalChaptersInd | 0 | false |
| IRS990/MaterialDiversionOrMisuseInd | 0 | false |
| IRS990/MembersOrStockholdersInd | 0 | false |
| IRS990/MethodOfAccountingCashInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | true |
| IRS990/MinutesOfGoverningBodyInd | 0 | true |
| IRS990/MissionDesc | 0 | Preserve, protect and enhance life on the Tiburon Peninsula |
| IRS990/MoreThan5000KToIndividualsInd | 0 | false |
| IRS990/MoreThan5000KToOrgInd | 0 | false |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 402429 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 545603 |
| IRS990/NetIncomeOrLossGrp/RelatedOrExemptFuncIncomeAmt | 0 | 320 |
| IRS990/NetIncomeOrLossGrp/TotalRevenueColumnAmt | 0 | 320 |
| IRS990/NetUnrelatedBusTxblIncmAmt | 0 | 0 |
| IRS990/NetUnrlzdGainsLossesInvstAmt | 0 | 61334 |
| IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt | 0 | 402429 |
| IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt | 0 | 545603 |
| IRS990/NoListedPersonsCompensatedInd | 0 | X |
| IRS990/NondeductibleContributionsInd | 0 | false |
| IRS990/OfficeExpensesGrp/FundraisingAmt | 0 | 0 |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 0 |
| IRS990/OfficeExpensesGrp/ProgramServicesAmt | 0 | 309 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 309 |
| IRS990/OfficerMailingAddressInd | 0 | false |
| IRS990/OperateHospitalInd | 0 | false |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990/OtherExpensesGrp/Desc | 0 | Mural |
| IRS990/OtherExpensesGrp/Desc | 1 | Blackies Expense |
| IRS990/OtherExpensesGrp/Desc | 2 | Landscape Maintenance |
| IRS990/OtherExpensesGrp/FundraisingAmt | 0 | 0 |
| IRS990/OtherExpensesGrp/FundraisingAmt | 1 | 0 |
| IRS990/OtherExpensesGrp/FundraisingAmt | 2 | 0 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 0 | 0 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 1 | 0 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 2 | 0 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 4381 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 1 | 15106 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 2 | 21944 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 4381 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 15106 |
| IRS990/OtherExpensesGrp/TotalAmt | 2 | 21944 |
| IRS990/PartialLiquidationInd | 0 | false |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | false |
| IRS990/PoliticalCampaignActyInd | 0 | false |
| IRS990/PrincipalOfficerNm | 0 | David Holscher |
| IRS990/ProfessionalFundraisingInd | 0 | false |
| IRS990/ProgSrvcAccomActy2Grp/Desc | 0 | Preserve Blackie Pasture in Tiburon. |
| IRS990/ProgSrvcAccomActy2Grp/ExpenseAmt | 0 | 15106 |
| IRS990/ProgSrvcAccomActy2Grp/GrantAmt | 0 | 0 |
| IRS990/ProgSrvcAccomActy2Grp/RevenueAmt | 0 | 6820 |
| IRS990/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990/PYContributionsGrantsAmt | 0 | 70860 |
| IRS990/PYExcessBenefitTransInd | 0 | false |
| IRS990/PYGrantsAndSimilarPaidAmt | 0 | 28055 |
| IRS990/PYInvestmentIncomeAmt | 0 | 26307 |
| IRS990/PYOtherExpensesAmt | 0 | 30487 |
| IRS990/PYOtherRevenueAmt | 0 | -535 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | 38090 |
| IRS990/PYTotalExpensesAmt | 0 | 58542 |
| IRS990/PYTotalRevenueAmt | 0 | 96632 |
| IRS990/QuidProQuoContributionsInd | 0 | false |
| IRS990/RcvFndsToPayPrsnlBnftCntrctInd | 0 | false |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | 81840 |
| IRS990/RelatedEntityInd | 0 | false |
| IRS990/RelatedOrganizationCtrlEntInd | 0 | false |
| IRS990/ReportInvestmentsOtherSecInd | 0 | false |
| IRS990/ReportLandBuildingEquipmentInd | 0 | false |
| IRS990/ReportOtherAssetsInd | 0 | false |
| IRS990/ReportOtherLiabilitiesInd | 0 | false |
| IRS990/ReportProgramRelatedInvstInd | 0 | false |
| IRS990/RevenueAmt | 0 | 153336 |
| IRS990/SavingsAndTempCashInvstGrp/BOYAmt | 0 | 350378 |
| IRS990/SavingsAndTempCashInvstGrp/EOYAmt | 0 | 475593 |
| IRS990ScheduleA/AmountsRcvdDsqlfyPersonGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearAmt | 0 | 160156 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus1YearAmt | 0 | 70860 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 39135 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 68025 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 55250 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/TotalAmt | 0 | 393426 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearAmt | 0 | 13889 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus1YearAmt | 0 | 26307 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 38102 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 20420 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 12154 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/TotalAmt | 0 | 110872 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearAmt | 0 | 320 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus1YearAmt | 0 | 380 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus2YearsAmt | 0 | 50 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus3YearsAmt | 0 | 176 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus4YearsAmt | 0 | 738 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/TotalAmt | 0 | 1664 |
| IRS990ScheduleA/GrossReceiptsNonUnrltBusGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearAmt | 0 | 13889 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus1YearAmt | 0 | 26307 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus2YearsAmt | 0 | 38102 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus3YearsAmt | 0 | 20420 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus4YearsAmt | 0 | 12154 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/TotalAmt | 0 | 110872 |
| IRS990ScheduleA/InvestmentIncomeCYPct | 0 | 0.21910 |
| IRS990ScheduleA/InvestmentIncomePYPct | 0 | 0.22070 |
| IRS990ScheduleA/OtherSupportSumAmt | 0 | 0 |
| IRS990ScheduleA/PubliclySupportedOrg509a2Ind | 0 | X |
| IRS990ScheduleA/PublicSupportCY170Pct | 0 | 0 |
| IRS990ScheduleA/PublicSupportCY509Pct | 0 | 0.78090 |
| IRS990ScheduleA/PublicSupportPY509Pct | 0 | 0.77930 |
| IRS990ScheduleA/PublicSupportTotal509Amt | 0 | 395090 |
| IRS990ScheduleA/SubstAndDsqlfyPrsnsTotGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/SubstantialContributorsAmtGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/TaxRevLeviedOrgnztnlBnft509Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/ThirtyThrPctSuprtTestsCY509Ind | 0 | X |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearAmt | 0 | 160476 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus1YearAmt | 0 | 71240 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 39185 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 68201 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 55988 |
| IRS990ScheduleA/Total509Grp/TotalAmt | 0 | 395090 |
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| IRS990ScheduleI/RecipientTable/PurposeOfGrantTxt | 1 | Cultural Festivities |
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| IRS990ScheduleI/RecipientTable/RecipientBusinessName/BusinessNameLine1Txt | 1 | Town of Tiburon |
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| IRS990ScheduleI/RecipientTable/RecipientEIN | 1 | 941576861 |
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| IRS990ScheduleI/RecipientTable/USAddress/AddressLine1Txt | 1 | 1505 Tiburon Blvd |
| IRS990ScheduleI/RecipientTable/USAddress/CityNm | 0 | San Rafael |
| IRS990ScheduleI/RecipientTable/USAddress/CityNm | 1 | Belvedere Tiburon |
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| IRS990ScheduleI/RecipientTable/USAddress/StateAbbreviationCd | 1 | CA |
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| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | The form was reviewed by the President before submitting. |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | Pt VI, Line 11b |
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| IRS990/TotalFunctionalExpensesGrp/TotalAmt | 0 | 92526 |
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| IRS990/TotalLiabilitiesBOYAmt | 0 | 100 |
| IRS990/TotalLiabilitiesEOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesGrp/BOYAmt | 0 | 100 |
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| IRS990/TotalNetAssetsFundBalanceGrp/EOYAmt | 0 | 545603 |
| IRS990/TotalProgramServiceExpensesAmt | 0 | 92526 |
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| IRS990/WebsiteAddressTxt | 0 | http://www.tiburonpeninsulafoundation.org/ |
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| ReturnHeader/BuildTS | 0 | 2024-10-15 13:58:12Z |
| ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd | 0 | true |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | David Holscher H |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | Treasurer |
| ReturnHeader/BusinessOfficerGrp/PhoneNum | 0 | 4154355219 |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2024-05-03 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | Tiburon Peninsula Foundation |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | TIBU |
| ReturnHeader/Filer/EIN | 0 | 237035666 |
| ReturnHeader/Filer/PhoneNum | 0 | 4154355219 |
| ReturnHeader/Filer/USAddress/AddressLine1Txt | 0 | PO Box 210 |
| ReturnHeader/Filer/USAddress/CityNm | 0 | Tiburon |
| ReturnHeader/Filer/USAddress/StateAbbreviationCd | 0 | CA |
| ReturnHeader/Filer/USAddress/ZIPCd | 0 | 949200210 |
| ReturnHeader/IRSResponsiblePrtyInfoCurrInd | 0 | true |
| ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt | 0 | SHAROL MCNICHOLAS CPA |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt | 0 | 2059 SEA WAY |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm | 0 | BODEGA BAY |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd | 0 | CA |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd | 0 | 94923 |
| ReturnHeader/PreparerPersonGrp/PhoneNum | 0 | 4154512520 |
| ReturnHeader/PreparerPersonGrp/PreparationDt | 0 | 2024-11-13 |
| ReturnHeader/PreparerPersonGrp/PreparerPersonNm | 0 | Sharol McNicholas |
| ReturnHeader/PreparerPersonGrp/SelfEmployedInd | 0 | X |
| ReturnHeader/ReturnTs | 0 | 2024-11-13T13:30:47-08:00 |
| ReturnHeader/ReturnTypeCd | 0 | 990 |
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