Liabilities / Assets
33rd percentile
Tied with the lowest-debt nonprofits in its peer group.
EIN 04-1851890 • 501(c)7 • South Boston, MA
Profile
To encourage all members in becoming proficient in navigation and all other matters pertaining to seamanship. To instruct members in the personal management, control and safety of their crafts.
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
34th percentile
Tied with the lowest-debt nonprofits in its peer group.
Net Margin
77th percentile
Higher net margin than 77% of similar nonprofits.
Top Officer Pay
89th percentile
Higher top officer pay than 89% of similar nonprofits.
Top officer pay equals 0.0% of source-year revenue.
Asset Growth
86th percentile
Faster asset growth than 86% of similar nonprofits.
Revenue Growth
58th percentile
Faster revenue growth than 58% of similar nonprofits.
Assets
Up$670,452
Up $124,844 (+23%) from 2024
Liabilities
Flat$0
Flat from 2024
Net Assets
Up$670,452
Up $124,844 (+23%) from 2024
Revenue
Up$640,702
Up $45,465 (+7.6%) from 2024
Expenses
Up$515,858
Up $13,160 (+2.6%) from 2024
Net Income
Up$124,844
Up $32,305 (+35%) from 2024
Most recent year
2025 • Form 990Detailed filing. Detailed filing data is available for this year.
To encourage all members in becoming proficient in navigation and all other matters pertaining to seamanship. To instruct members in the personal management, control and safety of their crafts.
To encourage its members, including a junior program, in becoming proficient in navigation, promote safety, and all matters pertaining to seamanship, personal management, control and handling of their yachts.
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Savings and Temporary Cash Investments | $478,701 | $533,517 | ▲ $54,816 |
| Cash and Non-Interest-Bearing Accounts | $61,948 | $132,486 | ▲ $70,538 |
| Inventories for Sale or Use | $4,959 | $4,449 | ▼ $510 |
| Total Assets | $545,608 | $670,452 | ▲ $124,844 |
| Liabilities | |||
| Total Liabilities | $0 | $0 | → $0 |
| Net Assets / Fund Balance | |||
| Net Assets Without Donor Restrictions | $545,608 | $670,452 | ▲ $124,844 |
| Total Net Assets Fund Balance | $545,608 | $670,452 | ▲ $124,844 |
| Total Liabilities and Net Assets / Fund Balance | $545,608 | $670,452 | ▲ $124,844 |
| Name | Title |
|---|---|
| BARBARA O'DWYER | Trustee |
| Daniel Conroy | Trustee |
| Gary Dalrymple | Trustee |
| John Katikakis | Trustee |
| Kevin Manning | Trustee |
| Richard Corrado | Trustee |
| Thomas Reilly | Trustee |
| Michael Sheehan | Commodore |
| Kevin Turner | Rear Commodo |
| Jill Donovan | Secretary |
| Annemarie Adduci | Treasurer |
| Edward Milan Jr | Vice Commodo |
| Line Item | Amount |
|---|---|
| Other Expenses | $345,039 |
| Salaries, Compensation, and Employee Benefits | $170,819 |
| Grants and Similar Amounts Paid | $0 |
| Professional Fundraising Fees | $0 |
| Total Fundraising Expense | $0 |
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Other Salaries and Wages | $89,560 | $68,640 | - | $158,200 |
| Insurance | $95,067 | $2,485 | - | $97,552 |
| All Other Expenses | $17,680 | $7,873 | - | $25,553 |
| Office Expenses | - | $18,738 | - | $18,738 |
| Other Expenses | $13,619 | - | - | $13,619 |
| Payroll Taxes | $7,144 | $5,475 | - | $12,619 |
| Fees for Services Accounting | - | $5,500 | - | $5,500 |
| Total Functional Expenses | $407,147 | $108,711 | $0 | $515,858 |
| Line Item | Amount |
|---|---|
| Professional Fundraising Fees | $0 |
“The south boston yacht club is for members only. Active membership is limited to 450.”
“The members of the club elect their officers and trustees annually.”
“Any changes to the clubs by-laws requires a two-thirds vote from the entire membership.”
“The treasurer reviews the clubs tax returns with the cpa firm who prepared them. The treasurer presents the tax returns to the governing board for review before signing and filing.”
“The club does not have a written conflict of interest policy. The board of trustees are periodically reminded of what would constitute a conflict of interest; they monitor all relationships the club has with vendors financial institutions, and others providing supporting services. The organizations also monitors relationships that its officers, directors, and members are affiliated with.”
“Governing documents and financial statements are held at the clubs office located at 1849 columbia road, south boston, ma. All documents are available upon request.”
This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.
| Path | # | Value |
|---|---|---|
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| IRS990/AcctCompileOrReviewBasisGrp/SeparateBasisFinclStmtInd | 0 | X |
| IRS990/ActivitiesConductedPrtshpInd | 0 | false |
| IRS990/ActivityOrMissionDesc | 0 | TO ENCOURAGE ITS MEMBERS, INCLUDING A JUNIOR PROGRAM, IN BECOMING PROFICIENT IN NAVIGATION, PROMOTE SAFETY, AND ALL MATTERS PERTAINING TO SEAMANSHIP, PERSONAL MANAGEMENT, CONTROL AND HANDLING OF THEIR YACHTS. |
| IRS990/AllOtherContributionsAmt | 0 | 1135 |
| IRS990/AllOtherExpensesGrp/ManagementAndGeneralAmt | 0 | 7873 |
| IRS990/AllOtherExpensesGrp/ProgramServicesAmt | 0 | 17680 |
| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 25553 |
| IRS990/AuditCommitteeInd | 0 | true |
| IRS990/BooksInCareOfDetail/PersonNm | 0 | ANNEMARIE ADDUCI |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 6172686132 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 17 TWOMEY CT |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | SOUTH BOSTON |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | MA |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 02127 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | false |
| IRS990/BusinessRlnWithFamMemInd | 0 | false |
| IRS990/BusinessRlnWithOrgMemInd | 0 | false |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 61948 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 132486 |
| 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/CostOfGoodsSoldAmt | 0 | 241230 |
| IRS990/CreditCounselingInd | 0 | false |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 366056 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 0 |
| IRS990/CYInvestmentIncomeAmt | 0 | 12600 |
| IRS990/CYOtherExpensesAmt | 0 | 345039 |
| IRS990/CYOtherRevenueAmt | 0 | 135378 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 126668 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 124844 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 170819 |
| IRS990/CYTotalExpensesAmt | 0 | 515858 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 0 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 640702 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | true |
| IRS990/DeductibleArtContributionInd | 0 | false |
| IRS990/DeductibleNonCashContriInd | 0 | false |
| IRS990/DelegationOfMgmtDutiesInd | 0 | false |
| IRS990/Desc | 0 | TO ENCOURAGE ALL MEMBERS IN BECOMING PROFICIENT IN NAVIGATION AND ALL OTHER MATTERS PERTAINING TO SEAMANSHIP. TO INSTRUCT MEMBERS IN THE PERSONAL MANAGEMENT, CONTROL AND SAFETY OF THEIR CRAFTS. THE CLUB PROVIDES INSTRUCTIONAL PROGRAMS, RACING COMPETITIONS, AND RELATED SERVICE FUNCTIONS FOR ITS SENIOR AND JUNIOR MEMBERS. |
| IRS990/DescribedInSection501c3Ind | 0 | false |
| IRS990/DisregardedEntityInd | 0 | false |
| IRS990/DocumentRetentionPolicyInd | 0 | false |
| IRS990/DonorAdvisedFundInd | 0 | false |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | false |
| IRS990/ElectionOfBoardMembersInd | 0 | true |
| IRS990/EmployeeCnt | 0 | 21 |
| IRS990/EmploymentTaxReturnsFiledInd | 0 | true |
| IRS990/FamilyOrBusinessRlnInd | 0 | false |
| IRS990/FederalGrantAuditRequiredInd | 0 | false |
| IRS990/FeesForServicesAccountingGrp/ManagementAndGeneralAmt | 0 | 5500 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 5500 |
| IRS990/ForeignActivitiesInd | 0 | false |
| IRS990/ForeignFinancialAccountInd | 0 | false |
| IRS990/ForeignOfficeInd | 0 | false |
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| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 7 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 8 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 9 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 10 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 11 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 6.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 4.00 |
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| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 8.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 8.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 5 | 2.00 |
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| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 7 | 2.00 |
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| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 10 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 11 | 2.00 |
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| IRS990/Form990PartVIISectionAGrp/OfficerInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 4 | X |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 3 | 0 |
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| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 5 | 0 |
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| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | MICHAEL SHEEHAN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | EDWARD MILAN JR |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | KEVIN TURNER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | JILL DONOVAN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | ANNEMARIE ADDUCI |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | DANIEL CONROY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | RICHARD CORRADO |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | GARY DALRYMPLE |
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| IRS990/Form990PartVIISectionAGrp/PersonNm | 10 | JOHN KATIKAKIS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 11 | THOMAS REILLY |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 0 |
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| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 10 | 0 |
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| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 0 | 0 |
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| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 2 | 0 |
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| 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/ReportableCompFromRltdOrgAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 0 | COMMODORE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | VICE COMMODO |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | REAR COMMODO |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | SECRETARY |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | TREASURER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 9 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 10 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 11 | TRUSTEE |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | false |
| IRS990/Form990TFiledInd | 0 | true |
| IRS990/FormationYr | 0 | 1877 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | false |
| IRS990/FSAuditedInd | 0 | false |
| IRS990/FundraisingActivitiesInd | 0 | false |
| IRS990/GamingActivitiesInd | 0 | false |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 12 |
| IRS990/GrantsToIndividualsInd | 0 | false |
| IRS990/GrantsToOrganizationsInd | 0 | false |
| IRS990/GrantToRelatedPersonInd | 0 | false |
| IRS990/GrossReceiptsAmt | 0 | 881932 |
| IRS990/GrossReceiptsForPublicUseAmt | 0 | 3200 |
| IRS990/GrossSalesOfInventoryAmt | 0 | 317170 |
| IRS990/GroupReturnForAffiliatesInd | 0 | false |
| IRS990/IncludeFIN48FootnoteInd | 0 | false |
| IRS990/IndependentAuditFinclStmtInd | 0 | false |
| IRS990/IndependentVotingMemberCnt | 0 | 12 |
| IRS990/IndoorTanningServicesInd | 0 | false |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InitiationFeesAndCapContriAmt | 0 | 38000 |
| IRS990/InsuranceGrp/ManagementAndGeneralAmt | 0 | 2485 |
| IRS990/InsuranceGrp/ProgramServicesAmt | 0 | 95067 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 97552 |
| IRS990/InventoriesForSaleOrUseGrp/BOYAmt | 0 | 4959 |
| IRS990/InventoriesForSaleOrUseGrp/EOYAmt | 0 | 4449 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 12600 |
| IRS990/InvestmentIncomeGrp/UnrelatedBusinessRevenueAmt | 0 | 12600 |
| IRS990/InvestmentInJointVentureInd | 0 | false |
| IRS990/IRPDocumentCnt | 0 | 0 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LegalDomicileStateCd | 0 | MA |
| IRS990/LoanOutstandingInd | 0 | false |
| IRS990/LocalChaptersInd | 0 | false |
| IRS990/MaterialDiversionOrMisuseInd | 0 | false |
| IRS990/MembershipDuesAmt | 0 | 364921 |
| IRS990/MembersOrStockholdersInd | 0 | true |
| IRS990/MethodOfAccountingCashInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | true |
| IRS990/MinutesOfGoverningBodyInd | 0 | true |
| IRS990/MiscellaneousRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 6240 |
| IRS990/MiscellaneousRevenueGrp/TotalRevenueColumnAmt | 0 | 9440 |
| IRS990/MiscellaneousRevenueGrp/UnrelatedBusinessRevenueAmt | 0 | 3200 |
| IRS990/MissionDesc | 0 | TO ENCOURAGE ALL MEMBERS IN BECOMING PROFICIENT IN NAVIGATION AND ALL OTHER MATTERS PERTAINING TO SEAMANSHIP. TO INSTRUCT MEMBERS IN THE PERSONAL MANAGEMENT, CONTROL AND SAFETY OF THEIR CRAFTS. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | false |
| IRS990/MoreThan5000KToOrgInd | 0 | false |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 545608 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 670452 |
| IRS990/NetIncomeOrLossGrp/RelatedOrExemptFuncIncomeAmt | 0 | 75940 |
| IRS990/NetIncomeOrLossGrp/TotalRevenueColumnAmt | 0 | 75940 |
| IRS990/NetUnrelatedBusTxblIncmAmt | 0 | 14800 |
| IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt | 0 | 545608 |
| IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt | 0 | 670452 |
| IRS990/NoListedPersonsCompensatedInd | 0 | X |
| IRS990/NondeductibleContributionsInd | 0 | false |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 18738 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 18738 |
| IRS990/OfficerMailingAddressInd | 0 | false |
| IRS990/OperateHospitalInd | 0 | false |
| IRS990/Organization501cInd | 0 | X |
| IRS990/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990/OtherExpensesGrp/Desc | 0 | BUILDING EXPENSES |
| IRS990/OtherExpensesGrp/Desc | 1 | REAL ESTATE TAXES |
| IRS990/OtherExpensesGrp/Desc | 2 | WATERFRONT EXPENSES |
| IRS990/OtherExpensesGrp/Desc | 3 | JUNIOR PROGRAM EXPENSES |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 121274 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 1 | 44029 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 2 | 18774 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 3 | 13619 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 121274 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 44029 |
| IRS990/OtherExpensesGrp/TotalAmt | 2 | 18774 |
| IRS990/OtherExpensesGrp/TotalAmt | 3 | 13619 |
| IRS990/OtherRevenueMiscGrp/Desc | 0 | ADMISSION FEES |
| IRS990/OtherRevenueMiscGrp/Desc | 1 | LOCKER AUCTION |
| IRS990/OtherRevenueMiscGrp/Desc | 2 | MISCELLANEOUS |
| IRS990/OtherRevenueMiscGrp/RelatedOrExemptFuncIncomeAmt | 0 | 38000 |
| IRS990/OtherRevenueMiscGrp/RelatedOrExemptFuncIncomeAmt | 1 | 6400 |
| IRS990/OtherRevenueMiscGrp/RelatedOrExemptFuncIncomeAmt | 2 | 5598 |
| IRS990/OtherRevenueMiscGrp/TotalRevenueColumnAmt | 0 | 38000 |
| IRS990/OtherRevenueMiscGrp/TotalRevenueColumnAmt | 1 | 6400 |
| IRS990/OtherRevenueMiscGrp/TotalRevenueColumnAmt | 2 | 5598 |
| IRS990/OtherRevenueTotalAmt | 0 | 59438 |
| IRS990/OtherSalariesAndWagesGrp/ManagementAndGeneralAmt | 0 | 68640 |
| IRS990/OtherSalariesAndWagesGrp/ProgramServicesAmt | 0 | 89560 |
| IRS990/OtherSalariesAndWagesGrp/TotalAmt | 0 | 158200 |
| IRS990/PartialLiquidationInd | 0 | false |
| IRS990/PayrollTaxesGrp/ManagementAndGeneralAmt | 0 | 5475 |
| IRS990/PayrollTaxesGrp/ProgramServicesAmt | 0 | 7144 |
| IRS990/PayrollTaxesGrp/TotalAmt | 0 | 12619 |
| IRS990/PoliticalCampaignActyInd | 0 | false |
| IRS990/PrincipalOfficerNm | 0 | ANNEMARIE ADDUCI |
| IRS990/ProfessionalFundraisingInd | 0 | false |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 0 | 900099 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 1 | 900099 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 2 | 900099 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 3 | 900099 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 4 | 900099 |
| IRS990/ProgramServiceRevenueGrp/Desc | 0 | JUNIOR PROGRAM REVENUE |
| IRS990/ProgramServiceRevenueGrp/Desc | 1 | BUILDING REVENUE |
| IRS990/ProgramServiceRevenueGrp/Desc | 2 | BOWLING REVENUE |
| IRS990/ProgramServiceRevenueGrp/Desc | 3 | WATERFRONT REVENUE |
| IRS990/ProgramServiceRevenueGrp/Desc | 4 | WORK BOAT REVENUE |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 44332 |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 1 | 44078 |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 2 | 27670 |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 3 | 7813 |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 4 | 2775 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 0 | 44332 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 1 | 44078 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 2 | 27670 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 3 | 7813 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 4 | 2775 |
| IRS990/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990/PYContributionsGrantsAmt | 0 | 351504 |
| IRS990/PYInvestmentIncomeAmt | 0 | 11877 |
| IRS990/PYOtherExpensesAmt | 0 | 327983 |
| IRS990/PYOtherRevenueAmt | 0 | 128280 |
| IRS990/PYProgramServiceRevenueAmt | 0 | 103576 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | 92539 |
| IRS990/PYSalariesCompEmpBnftPaidAmt | 0 | 174715 |
| IRS990/PYTotalExpensesAmt | 0 | 502698 |
| IRS990/PYTotalRevenueAmt | 0 | 595237 |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | 124844 |
| 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 |
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| IRS990/SavingsAndTempCashInvstGrp/EOYAmt | 0 | 533517 |
| IRS990/ScheduleBRequiredInd | 0 | false |
| IRS990/ScheduleJRequiredInd | 0 | false |
| IRS990/ScheduleORequiredInd | 0 | true |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | THE SOUTH BOSTON YACHT CLUB IS FOR MEMBERS ONLY. ACTIVE MEMBERSHIP IS LIMITED TO 450. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | THE MEMBERS OF THE CLUB ELECT THEIR OFFICERS AND TRUSTEES ANNUALLY. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | ANY CHANGES TO THE CLUBS BY-LAWS REQUIRES A TWO-THIRDS VOTE FROM THE ENTIRE MEMBERSHIP. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 3 | THE TREASURER REVIEWS THE CLUBS TAX RETURNS WITH THE CPA FIRM WHO PREPARED THEM. THE TREASURER PRESENTS THE TAX RETURNS TO THE GOVERNING BOARD FOR REVIEW BEFORE SIGNING AND FILING. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 4 | THE CLUB DOES NOT HAVE A WRITTEN CONFLICT OF INTEREST POLICY. THE BOARD OF TRUSTEES ARE PERIODICALLY REMINDED OF WHAT WOULD CONSTITUTE A CONFLICT OF INTEREST; THEY MONITOR ALL RELATIONSHIPS THE CLUB HAS WITH VENDORS FINANCIAL INSTITUTIONS, AND OTHERS PROVIDING SUPPORTING SERVICES. THE ORGANIZATIONS ALSO MONITORS RELATIONSHIPS THAT ITS OFFICERS, DIRECTORS, AND MEMBERS ARE AFFILIATED WITH. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 5 | GOVERNING DOCUMENTS AND FINANCIAL STATEMENTS ARE HELD AT THE CLUBS OFFICE LOCATED AT 1849 COLUMBIA ROAD, SOUTH BOSTON, MA. ALL DOCUMENTS ARE AVAILABLE UPON REQUEST. |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | FORM 990, PAGE 6, PART VI, LINE 6 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | FORM 990, PAGE 6, PART VI, LINE 7A |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | FORM 990, PAGE 6, PART VI, LINE 7B |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 3 | FORM 990, PAGE 6, PART VI, LINE 11B |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 4 | FORM 990, PAGE 6, PART VI, LINE 12C |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 5 | FORM 990, PAGE 6, PART VI, LINE 19 |
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| IRS990/SignificantChangeInd | 0 | false |
| IRS990/SignificantNewProgramSrvcInd | 0 | false |
| IRS990/SubjectToExcsTaxNetInvstIncInd | 0 | false |
| IRS990/SubjectToProxyTaxInd | 0 | false |
| IRS990/SubjToTaxRmnrtnExPrchtPymtInd | 0 | false |
| IRS990/TaxablePartyNotificationInd | 0 | false |
| IRS990/TaxExemptBondsInd | 0 | false |
| IRS990/TerminateOperationsInd | 0 | false |
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| IRS990/TotalAssetsEOYAmt | 0 | 670452 |
| IRS990/TotalAssetsGrp/BOYAmt | 0 | 545608 |
| IRS990/TotalAssetsGrp/EOYAmt | 0 | 670452 |
| IRS990/TotalCompGreaterThan150KInd | 0 | false |
| IRS990/TotalContributionsAmt | 0 | 366056 |
| IRS990/TotalEmployeeCnt | 0 | 21 |
| IRS990/TotalFunctionalExpensesGrp/FundraisingAmt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/ManagementAndGeneralAmt | 0 | 108711 |
| IRS990/TotalFunctionalExpensesGrp/ProgramServicesAmt | 0 | 407147 |
| IRS990/TotalFunctionalExpensesGrp/TotalAmt | 0 | 515858 |
| IRS990/TotalGrossUBIAmt | 0 | 15800 |
| IRS990/TotalLiabilitiesEOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesGrp/BOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesGrp/EOYAmt | 0 | 0 |
| IRS990/TotalNetAssetsFundBalanceGrp/BOYAmt | 0 | 545608 |
| IRS990/TotalNetAssetsFundBalanceGrp/EOYAmt | 0 | 670452 |
| IRS990/TotalProgramServiceRevenueAmt | 0 | 126668 |
| IRS990/TotalRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 258846 |
| IRS990/TotalRevenueGrp/TotalRevenueColumnAmt | 0 | 640702 |
| IRS990/TotalRevenueGrp/UnrelatedBusinessRevenueAmt | 0 | 15800 |
| IRS990/TotalVolunteersCnt | 0 | 75 |
| IRS990/TotLiabNetAssetsFundBalanceGrp/BOYAmt | 0 | 545608 |
| IRS990/TotLiabNetAssetsFundBalanceGrp/EOYAmt | 0 | 670452 |
| IRS990/TypeOfOrganizationCorpInd | 0 | X |
| IRS990/UnrelatedBusIncmOverLimitInd | 0 | true |
| IRS990/UponRequestInd | 0 | X |
| IRS990/USAddress/AddressLine1Txt | 0 | 17 TWOMEY CT |
| IRS990/USAddress/CityNm | 0 | SOUTH BOSTON |
| IRS990/USAddress/StateAbbreviationCd | 0 | MA |
| IRS990/USAddress/ZIPCd | 0 | 02127 |
| IRS990/VotingMembersGoverningBodyCnt | 0 | 12 |
| IRS990/VotingMembersIndependentCnt | 0 | 12 |
| IRS990/WebsiteAddressTxt | 0 | WWW.SOUTHBOSTONYC.COM |
| IRS990/WhistleblowerPolicyInd | 0 | false |
| ReturnHeader/BuildTS | 0 | 2025-03-06 01:10:19Z |
| ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd | 0 | true |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | ANNEMARIE ADDUCI |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | TREASURER |
| ReturnHeader/BusinessOfficerGrp/PhoneNum | 0 | 6172686132 |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2026-02-01 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | SOUTH BOSTON YACHT CLUB |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | SOUT |
| ReturnHeader/Filer/EIN | 0 | 041851890 |
| ReturnHeader/Filer/PhoneNum | 0 | 6172686132 |
| ReturnHeader/Filer/USAddress/AddressLine1Txt | 0 | 1849 COLUMBIA ROAD |
| ReturnHeader/Filer/USAddress/CityNm | 0 | SOUTH BOSTON |
| ReturnHeader/Filer/USAddress/StateAbbreviationCd | 0 | MA |
| ReturnHeader/Filer/USAddress/ZIPCd | 0 | 02127 |
| ReturnHeader/IRSResponsiblePrtyInfoCurrInd | 0 | false |
| ReturnHeader/PreparerFirmGrp/PreparerFirmEIN | 0 | 043070357 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt | 0 | O'BRIEN FITZGERALD TAYLOR & KEAVENEY PC |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt | 0 | PO BOX 540351 |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm | 0 | WALTHAM |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd | 0 | MA |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd | 0 | 024540351 |
| ReturnHeader/PreparerPersonGrp/PhoneNum | 0 | 7818934010 |
| ReturnHeader/PreparerPersonGrp/PreparationDt | 0 | 2026-01-28 |
| ReturnHeader/PreparerPersonGrp/PreparerPersonNm | 0 | GLENN A GALASSO CPA |
| ReturnHeader/ReturnTs | 0 | 2026-01-29T15:50:56-05:00 |
| ReturnHeader/ReturnTypeCd | 0 | 990 |
| ReturnHeader/TaxPeriodBeginDt | 0 | 2024-12-01 |
| ReturnHeader/TaxPeriodEndDt | 0 | 2025-11-30 |
| ReturnHeader/TaxYr | 0 | 2024 |
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