Liabilities / Assets
9th percentile
Tied with the lowest-debt nonprofits in its peer group.
EIN 04-2104062 • 501(c)3 • Boston, MA
Profile
To provide facilities in support of thompson island outward bound education center, inc. (an affilated exempt organization) whose primary purpose is to provide individuals (principally early adolescents) with adventurous and challenging experiential learning programs that inspire character development and compassion.
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
9th percentile
Tied with the lowest-debt nonprofits in its peer group.
Liabilities / Revenue
10th percentile
Tied with the lowest-debt nonprofits in its peer group.
Net Margin
85th percentile
Higher net margin than 85% of similar nonprofits.
Top Officer Pay
81st percentile
Higher top officer pay than 81% of similar nonprofits.
Top officer pay equals 97.3% of source-year revenue.
Asset Growth
45th percentile
Faster asset growth than 45% of similar nonprofits.
Revenue Growth
95th percentile
Faster revenue growth than 95% of similar nonprofits.
Assets
Up$8,830,965
Up $223,335 (+2.6%) from 2023
Liabilities
Flat$0
Flat from 2023
Net Assets
Up$8,830,965
Up $223,335 (+2.6%) from 2023
Revenue
Up$244,390
Up $159,832 (+189%) from 2023
Expenses
Up$148,426
Up $20,153 (+16%) from 2023
Net Income
Up$95,964
Up $139,679 (+320%) from 2023
Most recent year
2024 • Form 990Facts available. Structured filing facts are available, but richer extracted sections are limited.
To provide facilities in support of Thompson Island Outward Bound Education Center, Inc. (an affilated exempt organization) whose primary purpose is to provide individuals (principally early adolescents) with adventurous and challenging experiential learning programs that inspire character development and compassion.
To provide facilities in support of cathleen stone island outward bound school, inc. (an affiliated exempt organization) whose primary purpose is to provide individuals (principally early adolescents) with adventurous and challenging experiential learning programs that inspire character development, compassion, community service, environmental responsibility and academic achievement.
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Investments in Publicly Traded Securities | $5,474,461 | $5,825,814 | ▲ $351,353 |
| Land, Buildings, and Equipment, Net | $3,133,169 | $3,005,151 | ▼ $128,018 |
| Total Assets | $8,607,630 | $8,830,965 | ▲ $223,335 |
| Liabilities | |||
| Total Liabilities | $0 | $0 | → $0 |
| Net Assets / Fund Balance | |||
| Net Assets With Donor Restrictions | $5,474,461 | $5,825,814 | ▲ $351,353 |
| Net Assets Without Donor Restrictions | $3,133,169 | $3,005,151 | ▼ $128,018 |
| Total Net Assets Fund Balance | $8,607,630 | $8,830,965 | ▲ $223,335 |
| Total Liabilities and Net Assets / Fund Balance | $8,607,630 | $8,830,965 | ▲ $223,335 |
| Asset | Book Value | Depreciation | Basis |
|---|---|---|---|
| Buildings | $1,906,432 | $6,547,383 | $8,453,815 |
| Land | $1,098,719 | - | $1,098,719 |
| Period | Beginning | Contrib. | Gain/Loss | Other Uses | End |
|---|---|---|---|---|---|
| 2024 | $5,474,461 | $9,524 | ▲ $647,943 | $306,114 | $5,825,814 |
| 2023 | $4,984,599 | $11,065 | ▲ $786,167 | $307,370 | $5,474,461 |
| 2022 | $6,539,318 | $101,898 | ▼ $1,340,627 | $315,990 | $4,984,599 |
| 2021 | $6,284,230 | - | ▲ $255,088 | - | $6,539,318 |
| 2020 | $6,284,230 | - | - | - | $6,284,230 |
| Name | Title |
|---|---|
| Mark Keating | Chairman |
| Sylvia Watts Mckinney | CEO & President |
| Caitlin Macdowell | Asst. Clerk |
| Gordon R Penma | Clerk |
| Clifford Krauss | Treasurer |
| Line Item | Amount |
|---|---|
| Other Expenses | $148,426 |
| Grants and Similar Amounts Paid | $0 |
| Professional Fundraising Fees | $0 |
| Salaries, Compensation, and Employee Benefits | $0 |
| Total Fundraising Expense | $0 |
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Depreciation Depletion | $128,018 | - | - | $128,018 |
| Fees for Service Investment Mgmnt Fees | - | $20,408 | - | $20,408 |
| Total Functional Expenses | $128,018 | $20,408 | $0 | $148,426 |
| Line Item | Amount |
|---|---|
| Professional Fundraising Fees | $0 |
“The board of trustees may elect an executive committee and other committees and may delegate thereto some or all of its powers; provided that any committee to which powers of the trustees are delegated shall consist solely of trustees. Unless the trustees otherwise determine, the executive committee shall have full power and authority to act on all matters between meetings of the trustees; provided that neither the executive committee nor any other committee shall have any power prohibited by law or the articles of organization.”
“Management and the board will review form 990 prior to filing.”
“When a situation arises where employees become related, such as through marriage or a close personal relationship, and the relationship results in a conflict with this policy, organization will review the individual situation and seek an amicable solution to the conflict.”
“The governing documents, conflict of interest policy, and financial statements are available to the public at corporate offices.”
“Reported on cathleen stone island outward bound school -293,870.”
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 | 0 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | 0 |
| IRS990/ActivityOrMissionDesc | 0 | TO PROVIDE FACILITIES IN SUPPORT OF CATHLEEN STONE ISLAND OUTWARD BOUND SCHOOL, INC. (AN AFFILIATED EXEMPT ORGANIZATION) WHOSE PRIMARY PURPOSE IS TO PROVIDE INDIVIDUALS (PRINCIPALLY EARLY ADOLESCENTS) WITH ADVENTUROUS AND CHALLENGING EXPERIENTIAL LEARNING PROGRAMS THAT INSPIRE CHARACTER DEVELOPMENT, COMPASSION, COMMUNITY SERVICE, ENVIRONMENTAL RESPONSIBILITY AND ACADEMIC ACHIEVEMENT. |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | 1 |
| IRS990/AuditCommitteeInd | 0 | 1 |
| IRS990/BooksInCareOfDetail/BusinessName/BusinessNameLine1Txt | 0 | SYLVIA WATTS MCKINNEY |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 6178305128 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | PO BOX 127 |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | BOSTON |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | MA |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 02127 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | 0 |
| IRS990/BusinessRlnWithFamMemInd | 0 | 0 |
| IRS990/BusinessRlnWithOrgMemInd | 0 | 0 |
| IRS990/ChangeToOrgDocumentsInd | 0 | 0 |
| IRS990/CntrctRcvdGreaterThan100KCnt | 0 | 0 |
| IRS990/CollectionsOfArtInd | 0 | 0 |
| IRS990/CompensationFromOtherSrcsInd | 0 | 0 |
| IRS990/CompensationProcessCEOInd | 0 | 0 |
| IRS990/CompensationProcessOtherInd | 0 | 0 |
| IRS990/ConflictOfInterestPolicyInd | 0 | 1 |
| IRS990/ConservationEasementsInd | 0 | 1 |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | 1 |
| IRS990/CreditCounselingInd | 0 | 0 |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 0 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 0 |
| IRS990/CYInvestmentIncomeAmt | 0 | 244390 |
| IRS990/CYOtherExpensesAmt | 0 | 148426 |
| IRS990/CYOtherRevenueAmt | 0 | 0 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 0 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 95964 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 0 |
| IRS990/CYTotalExpensesAmt | 0 | 148426 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 0 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 244390 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | 0 |
| IRS990/DeductibleArtContributionInd | 0 | 0 |
| IRS990/DeductibleNonCashContriInd | 0 | 0 |
| IRS990/DelegationOfMgmtDutiesInd | 0 | 0 |
| IRS990/DepreciationDepletionGrp/ProgramServicesAmt | 0 | 128018 |
| IRS990/DepreciationDepletionGrp/TotalAmt | 0 | 128018 |
| IRS990/Desc | 0 | PROVIDE FACILITIES IN SUPPORT OF VARIOUS OUTWARD BOUND YOUTH AND PROFESSIONAL PROGRAM EVENTS AND CONFERENCES RUN BY CATHLEEN STONE ISLAND OUTWARD BOUND SCHOOL INC. |
| IRS990/DescribedInSection501c3Ind | 0 | 1 |
| IRS990/DisregardedEntityInd | 0 | 0 |
| IRS990/DocumentRetentionPolicyInd | 0 | 0 |
| IRS990/DonorAdvisedFundInd | 0 | 0 |
| IRS990/DonorRestrictionNetAssetsGrp/BOYAmt | 0 | 5474461 |
| IRS990/DonorRestrictionNetAssetsGrp/EOYAmt | 0 | 5825814 |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | 1 |
| IRS990/ElectionOfBoardMembersInd | 0 | 0 |
| IRS990/EmployeeCnt | 0 | 0 |
| IRS990/EngagedInExcessBenefitTransInd | 0 | 0 |
| IRS990/ExpenseAmt | 0 | 128018 |
| IRS990/FamilyOrBusinessRlnInd | 0 | 0 |
| IRS990/FederalGrantAuditRequiredInd | 0 | 0 |
| IRS990/FeesForSrvcInvstMgmntFeesGrp/ManagementAndGeneralAmt | 0 | 20408 |
| IRS990/FeesForSrvcInvstMgmntFeesGrp/TotalAmt | 0 | 20408 |
| IRS990/ForeignActivitiesInd | 0 | 0 |
| IRS990/ForeignFinancialAccountInd | 0 | 0 |
| IRS990/ForeignOfficeInd | 0 | 0 |
| IRS990/Form8282PropertyDisposedOfInd | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 0 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 1 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 2 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 3 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 4 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 1.00 |
| 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/OfficerInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 3 | 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/PersonNm | 0 | SYLVIA WATTS MCKINNEY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | MARK KEATING |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | GORDON R PENMA |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | CAITLIN MACDOWELL |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | CLIFFORD KRAUSS |
| 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/ReportableCompFromRltdOrgAmt | 0 | 237809 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 0 | CEO & PRESIDENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | CHAIRMAN |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | CLERK |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | ASST. CLERK |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | TREASURER |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | 1 |
| IRS990/FormationYr | 0 | 1980 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | 0 |
| IRS990/FSAuditedBasisGrp/ConsolidatedBasisFinclStmtInd | 0 | X |
| IRS990/FSAuditedInd | 0 | 1 |
| IRS990/FundraisingActivitiesInd | 0 | 0 |
| IRS990/GamingActivitiesInd | 0 | 0 |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 5 |
| IRS990/GrantAmt | 0 | 0 |
| IRS990/GrantsToIndividualsInd | 0 | 0 |
| IRS990/GrantsToOrganizationsInd | 0 | 0 |
| IRS990/GrantToRelatedPersonInd | 0 | 0 |
| IRS990/GrossReceiptsAmt | 0 | 244390 |
| IRS990/GroupReturnForAffiliatesInd | 0 | 0 |
| IRS990/IncludeFIN48FootnoteInd | 0 | 0 |
| IRS990/IndependentAuditFinclStmtInd | 0 | 0 |
| IRS990/IndependentVotingMemberCnt | 0 | 4 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 0 |
| IRS990/IndoorTanningServicesInd | 0 | 0 |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InfoInScheduleOPartXIInd | 0 | X |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 244390 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 244390 |
| IRS990/InvestmentInJointVentureInd | 0 | 0 |
| IRS990/InvestmentsPubTradedSecGrp/BOYAmt | 0 | 5474461 |
| IRS990/InvestmentsPubTradedSecGrp/EOYAmt | 0 | 5825814 |
| IRS990/IRPDocumentCnt | 0 | 0 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LandBldgEquipAccumDeprecAmt | 0 | 6547383 |
| IRS990/LandBldgEquipBasisNetGrp/BOYAmt | 0 | 3133169 |
| IRS990/LandBldgEquipBasisNetGrp/EOYAmt | 0 | 3005151 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 9552534 |
| IRS990/LegalDomicileStateCd | 0 | MA |
| IRS990/LoanOutstandingInd | 0 | 0 |
| IRS990/LobbyingActivitiesInd | 0 | 0 |
| IRS990/LocalChaptersInd | 0 | 1 |
| IRS990/MaterialDiversionOrMisuseInd | 0 | 0 |
| IRS990/MembersOrStockholdersInd | 0 | 0 |
| IRS990/MethodOfAccountingAccrualInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | 1 |
| IRS990/MinutesOfGoverningBodyInd | 0 | 1 |
| IRS990/MissionDesc | 0 | TO PROVIDE FACILITIES IN SUPPORT OF CATHLEEN STONE ISLAND OUTWARD BOUND SCHOOL, INC. (AN AFFILIATED EXEMPT ORGANIZATION) WHOSE PRIMARY PURPOSE IS TO PROVIDE INDIVIDUALS (PRINCIPALLY EARLY ADOLESCENTS) WITH ADVENTUROUS AND CHALLENGING EXPERIENTIAL LEARNING. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | 0 |
| IRS990/MoreThan5000KToOrgInd | 0 | 0 |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 8607630 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 8830965 |
| IRS990/NetUnrelatedBusTxblIncmAmt | 0 | 0 |
| IRS990/NetUnrlzdGainsLossesInvstAmt | 0 | 421241 |
| IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt | 0 | 3133169 |
| IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt | 0 | 3005151 |
| IRS990/NondeductibleContributionsInd | 0 | 0 |
| IRS990/OfficerMailingAddressInd | 0 | 0 |
| IRS990/OperateHospitalInd | 0 | 0 |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990/OtherChangesInNetAssetsAmt | 0 | -293870 |
| IRS990/PartialLiquidationInd | 0 | 0 |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | 0 |
| IRS990/PoliciesReferenceChaptersInd | 0 | 1 |
| IRS990/PoliticalCampaignActyInd | 0 | 0 |
| IRS990/PrincipalOfficerNm | 0 | SYLVIA WATTS MCKINNEY |
| IRS990/ProfessionalFundraisingInd | 0 | 0 |
| IRS990/ProhibitedTaxShelterTransInd | 0 | 0 |
| IRS990/PYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/PYContributionsGrantsAmt | 0 | 0 |
| IRS990/PYExcessBenefitTransInd | 0 | 0 |
| IRS990/PYGrantsAndSimilarPaidAmt | 0 | 0 |
| IRS990/PYInvestmentIncomeAmt | 0 | 84558 |
| IRS990/PYOtherExpensesAmt | 0 | 128273 |
| IRS990/PYOtherRevenueAmt | 0 | 0 |
| IRS990/PYProgramServiceRevenueAmt | 0 | 0 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | -43715 |
| IRS990/PYSalariesCompEmpBnftPaidAmt | 0 | 0 |
| IRS990/PYTotalExpensesAmt | 0 | 128273 |
| IRS990/PYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/PYTotalRevenueAmt | 0 | 84558 |
| IRS990/QuidProQuoContributionsInd | 0 | 0 |
| IRS990/RcvFndsToPayPrsnlBnftCntrctInd | 0 | 0 |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | 95964 |
| IRS990/RegularMonitoringEnfrcInd | 0 | 1 |
| IRS990/RelatedEntityInd | 0 | 1 |
| IRS990/RelatedOrganizationCtrlEntInd | 0 | 0 |
| IRS990/ReportInvestmentsOtherSecInd | 0 | 0 |
| IRS990/ReportLandBuildingEquipmentInd | 0 | 1 |
| IRS990/ReportOtherAssetsInd | 0 | 0 |
| IRS990/ReportOtherLiabilitiesInd | 0 | 0 |
| IRS990/ReportProgramRelatedInvstInd | 0 | 0 |
| IRS990/RevenueAmt | 0 | 0 |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/Contribution35ControlledInd | 0 | 0 |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/ContributionControllerInd | 0 | 0 |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/ContributionFamilyInd | 0 | 0 |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/ControlledDisqualifiedPrsnInd | 0 | 0 |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/DisqualifiedPrsnControllIntInd | 0 | 0 |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/DisqualifiedPrsnOwnrIntInd | 0 | 0 |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/ExcessBusinessHoldingsRulesInd | 0 | 0 |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/ListedByNameGoverningDocInd | 0 | 1 |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/LoanDisqualifiedPersonInd | 0 | 0 |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/OrganizationChangeSuprtOrgInd | 0 | 0 |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/PaymentSubstantialContribtrInd | 0 | 0 |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/SupportedOrgNotOrganizedUSInd | 0 | 0 |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/SupportedOrgSectionC456Ind | 0 | 0 |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/SupportNonSupportedOrgInd | 0 | 0 |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/SuprtOrgNoIRSDeterminationInd | 0 | 0 |
| IRS990ScheduleA/Form990SchAType3FuncIntGrp/ActivitiesEngagedOrgInvlmntInd | 0 | 0 |
| IRS990ScheduleA/Form990SchAType3FuncIntGrp/ActivitiesFurtherExemptPrpsInd | 0 | 1 |
| IRS990ScheduleA/Form990SchAType3FuncIntGrp/ActivitiesTestInd | 0 | X |
| IRS990ScheduleA/Form990SchAType3SprtOrgAllGrp/OfficersCloseRelationshipInd | 0 | 1 |
| IRS990ScheduleA/Form990SchAType3SprtOrgAllGrp/SupportedOrgVoiceInvestmentInd | 0 | 0 |
| IRS990ScheduleA/Form990SchAType3SprtOrgAllGrp/TimelyProvidedDocumentsInd | 0 | 0 |
| IRS990ScheduleA/Form990ScheduleAPartVIGrp/ExplanationTxt | 0 | PROVIDE FACILITIES IN SUPPORT OF CATHLEEN STONE ISLAND OUTWARD BOUND SCHOOL, INC. |
| IRS990ScheduleA/Form990ScheduleAPartVIGrp/ExplanationTxt | 1 | PROVIDE FACILITIES IN SUPPORT OF CATHLEEN STONE ISLAND OUTWARD BOUND SCHOOL, INC. PROGRAMMING. CATHLEEN STONE ISLAND OUTWARD BOUND SCHOOL, INC. IS THE ONLY ORGANIZATION OPERATING WITHIN THE FACILITIES. |
| IRS990ScheduleA/Form990ScheduleAPartVIGrp/FormAndLineReferenceDesc | 0 | PART I, LINE 12(G)(VI) - EXPLANATION OF OTHER SUPPORT: |
| IRS990ScheduleA/Form990ScheduleAPartVIGrp/FormAndLineReferenceDesc | 1 | SCHEDULE A, PAGE 5, SECTION E, LINE 2A |
| IRS990ScheduleA/OtherSupportSumAmt | 0 | 0 |
| IRS990ScheduleA/SupportedOrganizationsCnt | 0 | 1 |
| IRS990ScheduleA/SupportedOrganizationsTotalCnt | 0 | 1 |
| IRS990ScheduleA/SupportedOrgInformationGrp/EIN | 0 | 043027900 |
| IRS990ScheduleA/SupportedOrgInformationGrp/GoverningDocumentListedInd | 0 | 0 |
| IRS990ScheduleA/SupportedOrgInformationGrp/OrganizationTypeCd | 0 | 7 |
| IRS990ScheduleA/SupportedOrgInformationGrp/OtherSupportAmt | 0 | 0 |
| IRS990ScheduleA/SupportedOrgInformationGrp/SupportAmt | 0 | 0 |
| IRS990ScheduleA/SupportedOrgInformationGrp/SupportedOrganizationName/BusinessNameLine1Txt | 0 | CATHLEEN STONE ISLAND OUTWARD BOUND SCHOOL INC |
| IRS990ScheduleA/SupportingOrganization509a3Ind | 0 | X |
| IRS990ScheduleA/SupportingOrgType3FuncIntInd | 0 | X |
| IRS990ScheduleA/SupportSumAmt | 0 | 0 |
| IRS990/ScheduleBRequiredInd | 0 | 0 |
| IRS990ScheduleD/BoardDesignatedBalanceEOYPct | 0 | 0.00000 |
| IRS990ScheduleD/BuildingsGrp/BookValueAmt | 0 | 1906432 |
| IRS990ScheduleD/BuildingsGrp/DepreciationAmt | 0 | 6547383 |
| IRS990ScheduleD/BuildingsGrp/OtherCostOrOtherBasisAmt | 0 | 8453815 |
| IRS990ScheduleD/CYEndwmtFundGrp/BeginningYearBalanceAmt | 0 | 5474461 |
| IRS990ScheduleD/CYEndwmtFundGrp/ContributionsAmt | 0 | 9524 |
| IRS990ScheduleD/CYEndwmtFundGrp/EndYearBalanceAmt | 0 | 5825814 |
| IRS990ScheduleD/CYEndwmtFundGrp/InvestmentEarningsOrLossesAmt | 0 | 647943 |
| IRS990ScheduleD/CYEndwmtFundGrp/OtherExpendituresAmt | 0 | 306114 |
| IRS990ScheduleD/CYMinus1YrEndwmtFundGrp/BeginningYearBalanceAmt | 0 | 4984599 |
| IRS990ScheduleD/CYMinus1YrEndwmtFundGrp/ContributionsAmt | 0 | 11065 |
| IRS990ScheduleD/CYMinus1YrEndwmtFundGrp/EndYearBalanceAmt | 0 | 5474461 |
| IRS990ScheduleD/CYMinus1YrEndwmtFundGrp/InvestmentEarningsOrLossesAmt | 0 | 786167 |
| IRS990ScheduleD/CYMinus1YrEndwmtFundGrp/OtherExpendituresAmt | 0 | 307370 |
| IRS990ScheduleD/CYMinus2YrEndwmtFundGrp/BeginningYearBalanceAmt | 0 | 6539318 |
| IRS990ScheduleD/CYMinus2YrEndwmtFundGrp/ContributionsAmt | 0 | 101898 |
| IRS990ScheduleD/CYMinus2YrEndwmtFundGrp/EndYearBalanceAmt | 0 | 4984599 |
| IRS990ScheduleD/CYMinus2YrEndwmtFundGrp/InvestmentEarningsOrLossesAmt | 0 | -1340627 |
| IRS990ScheduleD/CYMinus2YrEndwmtFundGrp/OtherExpendituresAmt | 0 | 315990 |
| IRS990ScheduleD/CYMinus3YrEndwmtFundGrp/BeginningYearBalanceAmt | 0 | 6284230 |
| IRS990ScheduleD/CYMinus3YrEndwmtFundGrp/EndYearBalanceAmt | 0 | 6539318 |
| IRS990ScheduleD/CYMinus3YrEndwmtFundGrp/InvestmentEarningsOrLossesAmt | 0 | 255088 |
| IRS990ScheduleD/CYMinus4YrEndwmtFundGrp/BeginningYearBalanceAmt | 0 | 6284230 |
| IRS990ScheduleD/CYMinus4YrEndwmtFundGrp/EndYearBalanceAmt | 0 | 6284230 |
| IRS990ScheduleD/EndowmentsHeldRelatedOrgInd | 0 | 0 |
| IRS990ScheduleD/EndowmentsHeldUnrelatedOrgInd | 0 | 0 |
| IRS990ScheduleD/HistoricLandAreaInd | 0 | X |
| IRS990ScheduleD/HistoricStrctrEasementsAftrCnt | 0 | 0 |
| IRS990ScheduleD/HistoricStructureEasementsCnt | 0 | 0 |
| IRS990ScheduleD/HistoricStructureInd | 0 | X |
| IRS990ScheduleD/LandGrp/BookValueAmt | 0 | 1098719 |
| IRS990ScheduleD/LandGrp/OtherCostOrOtherBasisAmt | 0 | 1098719 |
| IRS990ScheduleD/ModifiedEasementsCnt | 0 | 0 |
| IRS990ScheduleD/PreservationPublicUseInd | 0 | X |
| IRS990ScheduleD/PrmnntEndowmentBalanceEOYPct | 0 | 0.58650 |
| IRS990ScheduleD/StaffHoursSpentEnforcementCnt | 0 | 1280.00 |
| IRS990ScheduleD/StatesEasementsHeldCnt | 0 | 1 |
| IRS990ScheduleD/TermEndowmentBalanceEOYPct | 0 | 0.41350 |
| IRS990ScheduleD/TotalAcreageCnt | 0 | 240.00 |
| IRS990ScheduleD/TotalBookValueLandBuildingsAmt | 0 | 3005151 |
| IRS990ScheduleD/TotalEasementsCnt | 0 | 2 |
| IRS990ScheduleD/WrittenPolicyMonitoringInd | 0 | 0 |
| IRS990ScheduleJ/AnyNonFixedPaymentsInd | 0 | 0 |
| IRS990ScheduleJ/CompBasedOnRevenueOfFlngOrgInd | 0 | 0 |
| IRS990ScheduleJ/CompBsdNetEarnsFlngOrgInd | 0 | 0 |
| IRS990ScheduleJ/CompBsdNetEarnsRltdOrgsInd | 0 | 0 |
| IRS990ScheduleJ/CompBsdOnRevRelatedOrgsInd | 0 | 0 |
| IRS990ScheduleJ/EquityBasedCompArrngmInd | 0 | 0 |
| IRS990ScheduleJ/InitialContractExceptionInd | 0 | 0 |
| IRS990/ScheduleJRequiredInd | 0 | 1 |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/BaseCompensationFilingOrgAmt | 0 | 0 |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/BonusFilingOrganizationAmount | 0 | 0 |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/BonusRelatedOrganizationsAmt | 0 | 0 |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/CompensationBasedOnRltdOrgsAmt | 0 | 236724 |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/CompReportPrior990FilingOrgAmt | 0 | 0 |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/CompReportPrior990RltdOrgsAmt | 0 | 0 |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/DeferredCompensationFlngOrgAmt | 0 | 0 |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/DeferredCompRltdOrgsAmt | 0 | 0 |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/NontaxableBenefitsFilingOrgAmt | 0 | 0 |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/NontaxableBenefitsRltdOrgsAmt | 0 | 0 |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/OtherCompensationFilingOrgAmt | 0 | 0 |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/OtherCompensationRltdOrgsAmt | 0 | 1085 |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/PersonNm | 0 | SYLVIA WATTS MCKINNEY |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/TitleTxt | 0 | CEO & PRESIDENT |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/TotalCompensationFilingOrgAmt | 0 | 0 |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/TotalCompensationRltdOrgsAmt | 0 | 237809 |
| IRS990ScheduleJ/SeverancePaymentInd | 0 | 0 |
| IRS990ScheduleJ/SupplementalInformationDetail/ExplanationTxt | 0 | CATHLEEN STONE ISLAND OUTWARD BOUND SCHOOL (CSIOBS) DETERMINES AND PAYS THE COMPENSATION OF THE ORGANIZATION'S CEO. CSIOBS' BOARD OF DIRECTORS ANNUALLY EVALUATES AND APPROVES THE COMPENSATION OF THE CEO. |
| IRS990ScheduleJ/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | PART I, LINE 3 |
| IRS990ScheduleJ/SupplementalNonqualRtrPlanInd | 0 | 0 |
| IRS990/ScheduleORequiredInd | 0 | 1 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | THE BOARD OF TRUSTEES MAY ELECT AN EXECUTIVE COMMITTEE AND OTHER COMMITTEES AND MAY DELEGATE THERETO SOME OR ALL OF ITS POWERS; PROVIDED THAT ANY COMMITTEE TO WHICH POWERS OF THE TRUSTEES ARE DELEGATED SHALL CONSIST SOLELY OF TRUSTEES. UNLESS THE TRUSTEES OTHERWISE DETERMINE, THE EXECUTIVE COMMITTEE SHALL HAVE FULL POWER AND AUTHORITY TO ACT ON ALL MATTERS BETWEEN MEETINGS OF THE TRUSTEES; PROVIDED THAT NEITHER THE EXECUTIVE COMMITTEE NOR ANY OTHER COMMITTEE SHALL HAVE ANY POWER PROHIBITED BY LAW OR THE ARTICLES OF ORGANIZATION. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | MANAGEMENT AND THE BOARD WILL REVIEW FORM 990 PRIOR TO FILING. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | WHEN A SITUATION ARISES WHERE EMPLOYEES BECOME RELATED, SUCH AS THROUGH MARRIAGE OR A CLOSE PERSONAL RELATIONSHIP, AND THE RELATIONSHIP RESULTS IN A CONFLICT WITH THIS POLICY, ORGANIZATION WILL REVIEW THE INDIVIDUAL SITUATION AND SEEK AN AMICABLE SOLUTION TO THE CONFLICT. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 3 | THE GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY, AND FINANCIAL STATEMENTS ARE AVAILABLE TO THE PUBLIC AT CORPORATE OFFICES. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 4 | REPORTED ON CATHLEEN STONE ISLAND OUTWARD BOUND SCHOOL -293,870. |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | FORM 990, PART VI, SECTION A, LINE 1A |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | FORM 990, PART VI, SECTION B, LINE 11B |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | FORM 990, PART VI, SECTION B, LINE 12C |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 3 | FORM 990, PART VI, SECTION C, LINE 19 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 4 | FORM 990, PART XI, LINE 9: |
| IRS990ScheduleR/AssetExchangeInd | 0 | 0 |
| IRS990ScheduleR/AssetPurchaseFromOtherOrgInd | 0 | 0 |
| IRS990ScheduleR/AssetSaleToOtherOrgInd | 0 | 0 |
| IRS990ScheduleR/DivRelatedOrganizationInd | 0 | 0 |
| IRS990ScheduleR/GiftGrntCapContriFromOthOrgInd | 0 | 0 |
| IRS990ScheduleR/GiftGrntOrCapContriToOthOrgInd | 0 | 0 |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/ControlledOrganizationInd | 0 | 0 |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/DisregardedEntityName/BusinessNameLine1Txt | 0 | CATHLEEN STONE ISLAND OUTWARD BOUND INC |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/EIN | 0 | 043027900 |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/ExemptCodeSectionTxt | 0 | 501(C)(15) |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/LegalDomicileStateCd | 0 | MA |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/PrimaryActivitiesTxt | 0 | PROVIDE INDIVIDUALS WITH ADVENTUROUS AND CHALLENGING EXPERIENTIAL LEARNING |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/PublicCharityStatusTxt | 0 | LINE 7 |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/AddressLine1Txt | 0 | PO BOX 127 |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/CityNm | 0 | BOSTON |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/StateAbbreviationCd | 0 | MA |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/ZIPCd | 0 | 02127 |
| IRS990ScheduleR/LoansOrGuaranteesFromOthOrgInd | 0 | 0 |
| IRS990ScheduleR/LoansOrGuaranteesToOtherOrgInd | 0 | 0 |
| IRS990ScheduleR/PaidEmployeesSharingInd | 0 | 1 |
| IRS990ScheduleR/PerformOfServicesByOtherOrgInd | 0 | 0 |
| IRS990ScheduleR/PerformOfServicesForOthOrgInd | 0 | 0 |
| IRS990ScheduleR/ReceiptOfIntAnntsRntsRyltsInd | 0 | 0 |
| IRS990ScheduleR/ReimbursementPaidByOtherOrgInd | 0 | 0 |
| IRS990ScheduleR/ReimbursementPaidToOtherOrgInd | 0 | 0 |
| IRS990ScheduleR/RentalOfFacilitiesToOthOrgInd | 0 | 0 |
| IRS990ScheduleR/RentalOfFcltsFromOthOrgInd | 0 | 0 |
| IRS990ScheduleR/SharingOfFacilitiesInd | 0 | 1 |
| IRS990ScheduleR/TransferFromOtherOrgInd | 0 | 0 |
| IRS990ScheduleR/TransferToOtherOrgInd | 0 | 0 |
| IRS990/SchoolOperatingInd | 0 | 0 |
| IRS990/SignificantChangeInd | 0 | 0 |
| IRS990/SignificantNewProgramSrvcInd | 0 | 0 |
| IRS990/StatesWhereCopyOfReturnIsFldCd | 0 | MA |
| IRS990/SubjectToExcsTaxNetInvstIncInd | 0 | 0 |
| IRS990/SubjectToProxyTaxInd | 0 | 0 |
| IRS990/SubjToTaxRmnrtnExPrchtPymtInd | 0 | 0 |
| IRS990/TaxablePartyNotificationInd | 0 | 0 |
| IRS990/TaxExemptBondsInd | 0 | 0 |
| IRS990/TerminateOperationsInd | 0 | 0 |
| IRS990/TotalAssetsBOYAmt | 0 | 8607630 |
| IRS990/TotalAssetsEOYAmt | 0 | 8830965 |
| IRS990/TotalAssetsGrp/BOYAmt | 0 | 8607630 |
| IRS990/TotalAssetsGrp/EOYAmt | 0 | 8830965 |
| IRS990/TotalCompGreaterThan150KInd | 0 | 1 |
| IRS990/TotalEmployeeCnt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/FundraisingAmt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/ManagementAndGeneralAmt | 0 | 20408 |
| IRS990/TotalFunctionalExpensesGrp/ProgramServicesAmt | 0 | 128018 |
| IRS990/TotalFunctionalExpensesGrp/TotalAmt | 0 | 148426 |
| IRS990/TotalGrossUBIAmt | 0 | 0 |
| IRS990/TotalLiabilitiesBOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesEOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesGrp/BOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesGrp/EOYAmt | 0 | 0 |
| IRS990/TotalNetAssetsFundBalanceGrp/BOYAmt | 0 | 8607630 |
| IRS990/TotalNetAssetsFundBalanceGrp/EOYAmt | 0 | 8830965 |
| IRS990/TotalOtherCompensationAmt | 0 | 0 |
| IRS990/TotalProgramServiceExpensesAmt | 0 | 128018 |
| IRS990/TotalReportableCompFromOrgAmt | 0 | 0 |
| IRS990/TotalRevenueGrp/ExclusionAmt | 0 | 244390 |
| IRS990/TotalRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 0 |
| IRS990/TotalRevenueGrp/TotalRevenueColumnAmt | 0 | 244390 |
| IRS990/TotalRevenueGrp/UnrelatedBusinessRevenueAmt | 0 | 0 |
| IRS990/TotalVolunteersCnt | 0 | 4 |
| IRS990/TotLiabNetAssetsFundBalanceGrp/BOYAmt | 0 | 8607630 |
| IRS990/TotLiabNetAssetsFundBalanceGrp/EOYAmt | 0 | 8830965 |
| IRS990/TotReportableCompRltdOrgAmt | 0 | 237809 |
| IRS990/TrnsfrExmptNonChrtblRltdOrgInd | 0 | 0 |
| IRS990/TypeOfOrganizationCorpInd | 0 | X |
| IRS990/UnrelatedBusIncmOverLimitInd | 0 | 0 |
| IRS990/UponRequestInd | 0 | X |
| IRS990/USAddress/AddressLine1Txt | 0 | PO BOX 127 |
| IRS990/USAddress/CityNm | 0 | BOSTON |
| IRS990/USAddress/StateAbbreviationCd | 0 | MA |
| IRS990/USAddress/ZIPCd | 0 | 02127 |
| IRS990/VotingMembersGoverningBodyCnt | 0 | 5 |
| IRS990/VotingMembersIndependentCnt | 0 | 4 |
| IRS990/WebsiteAddressTxt | 0 | WWW.CATHLEENSTONEISLAND.ORG |
| IRS990/WhistleblowerPolicyInd | 0 | 1 |
| ReturnHeader/BuildTS | 0 | 2025-03-06 01:10:19Z |
| ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd | 0 | 1 |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | SYLVIA WATTS MCKINNEY |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | CEO & PRESIDENT |
| ReturnHeader/BusinessOfficerGrp/PhoneNum | 0 | 6178305112 |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2025-11-17 |
No mirrored PDF or thumbnail assets are attached yet.