Liabilities / Assets
27th percentile
Higher debt load relative to assets than 27% of similar nonprofits.
EIN 23-7104876 • 501(c)3 • San Diego, CA
Profile
Preservation and education of San Diego Countys historic resources by preserving links to the past, and conserving community identity for the future.
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
27th percentile
Higher debt load relative to assets than 27% of similar nonprofits.
Liabilities / Revenue
31st percentile
Higher debt load relative to revenue than 31% of similar nonprofits.
Net Margin
19th percentile
Higher net margin than 19% of similar nonprofits.
Top Officer Pay
Score unavailable
No filing with officer rows is available for this organization yet.
Asset Growth
32nd percentile
Faster asset growth than 32% of similar nonprofits.
Revenue Growth
83rd percentile
Faster revenue growth than 83% of similar nonprofits.
Assets
Down$4,623,633
Down $149,728 (-3.1%) from 2024
Liabilities
Up$19,456
Up $12,655 (+186%) from 2024
Net Assets
Down$4,604,177
Down $162,383 (-3.4%) from 2024
Revenue
Up$1,410,246
Up $889,211 (+171%) from 2024
Expenses
Up$1,597,715
Up $1,014,738 (+174%) from 2024
Net Income
Down-$187,469
Down $125,527 (-203%) from 2024
Most recent year
2025 • Form 990Facts available. Structured filing facts are available, but richer extracted sections are limited.
Preservation and education of San Diego Countys historic resources by preserving links to the past, and conserving community identity for the future.
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Investments Other Securities | $3,464,516 | $3,353,891 | ▼ $110,625 |
| Inventories for Sale or Use | $34,671 | $30,476 | ▼ $4,195 |
| Savings and Temporary Cash Investments | $25,018 | - | - |
| Cash and Non-Interest-Bearing Accounts | $23,309 | $21,657 | ▼ $1,652 |
| Accounts Receivable | $16,297 | $8,059 | ▼ $8,238 |
| Total Assets | $4,773,361 | $4,623,633 | ▼ $149,728 |
| Other Assets Total | $1,209,550 | $1,209,550 | → $0 |
| Liabilities | |||
| Accounts Payable and Accrued Expenses | $6,801 | $19,456 | ▲ $12,655 |
| Total Liabilities | $6,801 | $19,456 | ▲ $12,655 |
| Net Assets / Fund Balance | |||
| Net Assets Without Donor Restrictions | $4,703,716 | $4,501,574 | ▼ $202,142 |
| Net Assets With Donor Restrictions | $62,844 | $102,603 | ▲ $39,759 |
| Total Net Assets Fund Balance | $4,766,560 | $4,604,177 | ▼ $162,383 |
| Total Liabilities and Net Assets / Fund Balance | $4,773,361 | $4,623,633 | ▼ $149,728 |
| Asset | Book Value | Depreciation | Basis |
|---|---|---|---|
| Equipment | - | $37,545 | $37,545 |
| Other Assets Org | $1,209,550 | - | - |
| Other Securities | $3,353,891 | - | - |
| Name | Title | Full / Part Time | Base | Total |
|---|---|---|---|---|
| Bruce Coons | Executive Director | FT | $131,388 | $131,388 |
| Name | Title |
|---|---|
| David Goldberg | President |
| David Swarens | Vice-President |
| Dan Soderberg | Director |
| Erik Hanson | Director |
| Janet O'Dea | Director |
| Jennifer Macdonald | Director |
| John Rush | Director |
| Paul Johnson | Secretary |
| Jessica McGee | Treasurer |
| Line Item | Amount |
|---|---|
| Other Expenses | $1,104,536 |
| Salaries, Compensation, and Employee Benefits | $493,179 |
| Total Fundraising Expense | $53,143 |
| Grants and Similar Amounts Paid | $0 |
| Professional Fundraising Fees | $0 |
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Other Expenses | $1,006,876 | $2,788 | $7,024 | $1,006,876 |
| Other Salaries and Wages | $121,042 | $106,793 | $31,237 | $259,072 |
| Current Officers, Directors, Trustees, and Key Employees | - | $131,388 | - | $131,388 |
| Other Employee Benefits | $22,411 | $46,697 | $3,183 | $72,291 |
| Payroll Taxes | $9,433 | $18,561 | $2,434 | $30,428 |
| Office Expenses | $11,450 | $3,423 | $7,020 | $21,893 |
| Insurance | $5,945 | $8,377 | $360 | $14,682 |
| All Other Expenses | $5,642 | $5,211 | $86 | $10,939 |
| Fees for Services Accounting | $257 | $6,354 | $1,589 | $8,200 |
| Fees for Services Other | $4,600 | - | - | $4,600 |
| Advertising | $1,761 | $534 | - | $2,295 |
| Fees for Services Legal | $1,385 | - | - | $1,385 |
| Travel | - | $17 | - | $17 |
| Total Functional Expenses | $1,214,429 | $330,143 | $53,143 | $1,597,715 |
| Line Item | Amount |
|---|---|
| Expenses per Audited Statements | $1,597,715 |
| Total Expenses per Audited Statements | $1,597,715 |
| Total Expenses per Form 990 | $1,597,715 |
| Line Item | Amount |
|---|---|
| Professional Fundraising Fees | $0 |
| Liability | Amount |
|---|---|
| Federal income taxes | - |
“Form 990 is reviewed during a meeting of the Board of Directors”
“Any potential conflict of interest is reviewed at meetings of the Board of Directors. Members with a conflict of interest are excluded from voting on measures when appropriate.”
“Compensation of Executive Director is reviewed and approved by the Board of Directors after comparing salary levels with similar Organizations.”
“Compensation of key employees is reviewed and approved by the Board of Directors after comparing salary levels with similar Organizations.”
“Copies 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 |
|---|---|---|
| IRS990/AccountantCompileOrReviewInd | 0 | false |
| IRS990/AccountsPayableAccrExpnssGrp/BOYAmt | 0 | 6801 |
| IRS990/AccountsPayableAccrExpnssGrp/EOYAmt | 0 | 19456 |
| IRS990/AccountsReceivableGrp/BOYAmt | 0 | 16297 |
| IRS990/AccountsReceivableGrp/EOYAmt | 0 | 8059 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | false |
| IRS990/ActivityOrMissionDesc | 0 | Preservation and education of San Diego Countys historic resources by preserving links to the past, and conserving community identity for the future. |
| IRS990/AdvertisingGrp/ManagementAndGeneralAmt | 0 | 534 |
| IRS990/AdvertisingGrp/ProgramServicesAmt | 0 | 1761 |
| IRS990/AdvertisingGrp/TotalAmt | 0 | 2295 |
| IRS990/AllOtherContributionsAmt | 0 | 108984 |
| IRS990/AllOtherExpensesGrp/FundraisingAmt | 0 | 86 |
| IRS990/AllOtherExpensesGrp/ManagementAndGeneralAmt | 0 | 5211 |
| IRS990/AllOtherExpensesGrp/ProgramServicesAmt | 0 | 5642 |
| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 10939 |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | true |
| IRS990/AuditCommitteeInd | 0 | true |
| IRS990/BackupWthldComplianceInd | 0 | true |
| IRS990/BenefitsToMembersGrp/TotalAmt | 0 | 0 |
| IRS990/BooksInCareOfDetail/PersonNm | 0 | Jessica McGee |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 6192979327 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 3525 Seventh Avenue |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | San Diego |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | CA |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 92103 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | false |
| IRS990/BusinessRlnWithFamMemInd | 0 | false |
| IRS990/BusinessRlnWithOrgMemInd | 0 | false |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 23309 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 21657 |
| IRS990/ChangeToOrgDocumentsInd | 0 | false |
| IRS990/CollectionsOfArtInd | 0 | false |
| IRS990/CompCurrentOfcrDirectorsGrp/ManagementAndGeneralAmt | 0 | 131388 |
| IRS990/CompCurrentOfcrDirectorsGrp/TotalAmt | 0 | 131388 |
| IRS990/CompDisqualPersonsGrp/TotalAmt | 0 | 0 |
| IRS990/CompensationFromOtherSrcsInd | 0 | false |
| IRS990/CompensationProcessCEOInd | 0 | true |
| IRS990/CompensationProcessOtherInd | 0 | true |
| IRS990/ConferencesMeetingsGrp/TotalAmt | 0 | 0 |
| IRS990/ConflictOfInterestPolicyInd | 0 | true |
| IRS990/ConservationEasementsInd | 0 | false |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | false |
| IRS990/ContriRptFundraisingEventAmt | 0 | 5630 |
| IRS990/CostOfGoodsSoldAmt | 0 | 25641 |
| IRS990/CreditCounselingInd | 0 | false |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 1180865 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 0 |
| IRS990/CYInvestmentIncomeAmt | 0 | 159318 |
| IRS990/CYOtherExpensesAmt | 0 | 1104536 |
| IRS990/CYOtherRevenueAmt | 0 | 15425 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 54638 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | -187469 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 493179 |
| IRS990/CYTotalExpensesAmt | 0 | 1597715 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 53143 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 1410246 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | false |
| IRS990/DeductibleArtContributionInd | 0 | false |
| IRS990/DeductibleNonCashContriInd | 0 | false |
| IRS990/DelegationOfMgmtDutiesInd | 0 | false |
| IRS990/DepreciationDepletionGrp/TotalAmt | 0 | 0 |
| IRS990/Desc | 0 | Historic Site, Museums and Retail SOHO operates several buildings and museums. The exhibits themselves are historical in nature, and contained therein, are historical artifacts both for their preservation and public viewing. |
| IRS990/DescribedInSection501c3Ind | 0 | true |
| IRS990/DisregardedEntityInd | 0 | false |
| IRS990/DocumentRetentionPolicyInd | 0 | true |
| IRS990/DonorAdvisedFundInd | 0 | false |
| IRS990/DonorRestrictionNetAssetsGrp/BOYAmt | 0 | 62844 |
| IRS990/DonorRestrictionNetAssetsGrp/EOYAmt | 0 | 102603 |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | false |
| IRS990/ElectionOfBoardMembersInd | 0 | false |
| IRS990/EmployeeCnt | 0 | 6 |
| IRS990/EmploymentTaxReturnsFiledInd | 0 | true |
| IRS990/EngagedInExcessBenefitTransInd | 0 | false |
| IRS990/ExpenseAmt | 0 | 1098601 |
| IRS990/FamilyOrBusinessRlnInd | 0 | true |
| IRS990/FederalGrantAuditRequiredInd | 0 | false |
| IRS990/FeesForServicesAccountingGrp/FundraisingAmt | 0 | 1589 |
| IRS990/FeesForServicesAccountingGrp/ManagementAndGeneralAmt | 0 | 6354 |
| IRS990/FeesForServicesAccountingGrp/ProgramServicesAmt | 0 | 257 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 8200 |
| IRS990/FeesForServicesLegalGrp/ProgramServicesAmt | 0 | 1385 |
| IRS990/FeesForServicesLegalGrp/TotalAmt | 0 | 1385 |
| IRS990/FeesForServicesLobbyingGrp/TotalAmt | 0 | 0 |
| IRS990/FeesForServicesManagementGrp/TotalAmt | 0 | 0 |
| IRS990/FeesForServicesOtherGrp/ProgramServicesAmt | 0 | 4600 |
| IRS990/FeesForServicesOtherGrp/TotalAmt | 0 | 4600 |
| IRS990/FeesForSrvcInvstMgmntFeesGrp/TotalAmt | 0 | 0 |
| IRS990/ForeignActivitiesInd | 0 | false |
| IRS990/ForeignFinancialAccountInd | 0 | false |
| IRS990/ForeignGrantsGrp/TotalAmt | 0 | 0 |
| IRS990/ForeignOfficeInd | 0 | false |
| IRS990/Form8282PropertyDisposedOfInd | 0 | false |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 040.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 001.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 002.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 004.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 001.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 5 | 001.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 6 | 001.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 7 | 001.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 8 | 001.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 9 | 001.00 |
| 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/OfficerInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 2 | X |
| 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 |
| 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/PersonNm | 0 | Bruce Coons |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | David Goldberg |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | David Swarens |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | Jessica McGee |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | Paul Johnson |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | Erik Hanson |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | John Rush |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | Dan Soderberg |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | Jennifer Macdonald |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 9 | Janet O'Dea |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 131388 |
| 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/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/TitleTxt | 0 | Executive Director |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | President |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | Vice-President |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | Treasurer |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | Secretary |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | Director |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | Director |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | Director |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | Director |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 9 | Director |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | true |
| IRS990/FormationYr | 0 | 1969 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | false |
| IRS990/FSAuditedBasisGrp/SeparateBasisFinclStmtInd | 0 | X |
| IRS990/FSAuditedInd | 0 | true |
| IRS990/FundraisingActivitiesInd | 0 | false |
| IRS990/FundraisingAmt | 0 | 5630 |
| IRS990/GamingActivitiesInd | 0 | false |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 9 |
| IRS990/GovernmentGrantsAmt | 0 | 1053728 |
| IRS990/GrantsToDomesticIndividualsGrp/TotalAmt | 0 | 0 |
| IRS990/GrantsToDomesticOrgsGrp/TotalAmt | 0 | 0 |
| IRS990/GrantsToIndividualsInd | 0 | false |
| IRS990/GrantsToOrganizationsInd | 0 | false |
| IRS990/GrantToRelatedPersonInd | 0 | false |
| IRS990/GrossReceiptsAmt | 0 | 1435887 |
| IRS990/GrossSalesOfInventoryAmt | 0 | 41066 |
| IRS990/GroupReturnForAffiliatesInd | 0 | false |
| IRS990/IncludeFIN48FootnoteInd | 0 | false |
| IRS990/IndependentAuditFinclStmtInd | 0 | true |
| IRS990/IndependentVotingMemberCnt | 0 | 9 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 1 |
| IRS990/IndoorTanningServicesInd | 0 | false |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 0 |
| IRS990/InsuranceGrp/FundraisingAmt | 0 | 360 |
| IRS990/InsuranceGrp/ManagementAndGeneralAmt | 0 | 8377 |
| IRS990/InsuranceGrp/ProgramServicesAmt | 0 | 5945 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 14682 |
| IRS990/InterestGrp/TotalAmt | 0 | 0 |
| IRS990/InventoriesForSaleOrUseGrp/BOYAmt | 0 | 34671 |
| IRS990/InventoriesForSaleOrUseGrp/EOYAmt | 0 | 30476 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 159318 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 159318 |
| IRS990/InvestmentInJointVentureInd | 0 | false |
| IRS990/InvestmentsOtherSecuritiesGrp/BOYAmt | 0 | 3464516 |
| IRS990/InvestmentsOtherSecuritiesGrp/EOYAmt | 0 | 3353891 |
| IRS990/IRPDocumentCnt | 0 | 2 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LandBldgEquipAccumDeprecAmt | 0 | 37545 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 37545 |
| IRS990/LegalDomicileStateCd | 0 | CA |
| IRS990/LoanOutstandingInd | 0 | false |
| IRS990/LobbyingActivitiesInd | 0 | false |
| IRS990/LocalChaptersInd | 0 | false |
| IRS990/MaterialDiversionOrMisuseInd | 0 | false |
| IRS990/MembershipDuesAmt | 0 | 12523 |
| IRS990/MembersOrStockholdersInd | 0 | false |
| IRS990/MethodOfAccountingAccrualInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | true |
| IRS990/MinutesOfGoverningBodyInd | 0 | true |
| IRS990/MissionDesc | 0 | Preservation and education of San Diego Countys historic resources by preserving links to the past, and conserving community identity for the future. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | false |
| IRS990/MoreThan5000KToOrgInd | 0 | false |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 4766560 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 4604177 |
| IRS990/NetIncomeOrLossGrp/TotalRevenueColumnAmt | 0 | 15425 |
| IRS990/NetUnrlzdGainsLossesInvstAmt | 0 | 25086 |
| IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt | 0 | 4703716 |
| IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt | 0 | 4501574 |
| IRS990/NondeductibleContributionsInd | 0 | false |
| IRS990/OccupancyGrp/TotalAmt | 0 | 0 |
| IRS990/OfficeExpensesGrp/FundraisingAmt | 0 | 7020 |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 3423 |
| IRS990/OfficeExpensesGrp/ProgramServicesAmt | 0 | 11450 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 21893 |
| IRS990/OfficerMailingAddressInd | 0 | false |
| IRS990/OperateHospitalInd | 0 | false |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990/OtherAssetsTotalGrp/BOYAmt | 0 | 1209550 |
| IRS990/OtherAssetsTotalGrp/EOYAmt | 0 | 1209550 |
| IRS990/OtherEmployeeBenefitsGrp/FundraisingAmt | 0 | 3183 |
| IRS990/OtherEmployeeBenefitsGrp/ManagementAndGeneralAmt | 0 | 46697 |
| IRS990/OtherEmployeeBenefitsGrp/ProgramServicesAmt | 0 | 22411 |
| IRS990/OtherEmployeeBenefitsGrp/TotalAmt | 0 | 72291 |
| IRS990/OtherExpensesGrp/Desc | 0 | Outreach |
| IRS990/OtherExpensesGrp/Desc | 1 | Bank Fees |
| IRS990/OtherExpensesGrp/Desc | 2 | Programming/events |
| IRS990/OtherExpensesGrp/Desc | 3 | Marston House - Repairs Maintenance |
| IRS990/OtherExpensesGrp/FundraisingAmt | 0 | 210 |
| IRS990/OtherExpensesGrp/FundraisingAmt | 1 | 7024 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 0 | 2788 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 17489 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 1 | 2356 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 2 | 3782 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 3 | 1006876 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 17489 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 5354 |
| IRS990/OtherExpensesGrp/TotalAmt | 2 | 10806 |
| IRS990/OtherExpensesGrp/TotalAmt | 3 | 1006876 |
| IRS990/OtherSalariesAndWagesGrp/FundraisingAmt | 0 | 31237 |
| IRS990/OtherSalariesAndWagesGrp/ManagementAndGeneralAmt | 0 | 106793 |
| IRS990/OtherSalariesAndWagesGrp/ProgramServicesAmt | 0 | 121042 |
| IRS990/OtherSalariesAndWagesGrp/TotalAmt | 0 | 259072 |
| IRS990/PartialLiquidationInd | 0 | false |
| IRS990/PaymentsToAffiliatesGrp/TotalAmt | 0 | 0 |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | false |
| IRS990/PayrollTaxesGrp/FundraisingAmt | 0 | 2434 |
| IRS990/PayrollTaxesGrp/ManagementAndGeneralAmt | 0 | 18561 |
| IRS990/PayrollTaxesGrp/ProgramServicesAmt | 0 | 9433 |
| IRS990/PayrollTaxesGrp/TotalAmt | 0 | 30428 |
| IRS990/PensionPlanContributionsGrp/TotalAmt | 0 | 0 |
| IRS990/PoliticalCampaignActyInd | 0 | false |
| IRS990/PrincipalOfficerNm | 0 | Bruce Coons |
| IRS990/ProfessionalFundraisingInd | 0 | false |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 0 | 900099 |
| IRS990/ProgramServiceRevenueGrp/Desc | 0 | Marston House Admissions |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 54638 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 0 | 54638 |
| IRS990/ProgSrvcAccomActy2Grp/Desc | 0 | Events and Education Services SOHO conducts a number of architectural and specialty tours, events and exhibits to introduce the public to the history and value of San Diego regions built and natural environments. |
| IRS990/ProgSrvcAccomActy2Grp/ExpenseAmt | 0 | 46323 |
| IRS990/ProgSrvcAccomActy3Grp/Desc | 0 | Advocacy SOHO works on a wide range of preservation issues with a common goal to protect and preserve the historic architecture and cultural resources of the region. This is done both proactively and in response to specific threats to historic cultural and architectural resources by providing effective advocacy to advance preservation laws and incentives. |
| IRS990/ProgSrvcAccomActy3Grp/ExpenseAmt | 0 | 69505 |
| IRS990/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990/PYContributionsGrantsAmt | 0 | 273817 |
| IRS990/PYExcessBenefitTransInd | 0 | false |
| IRS990/PYInvestmentIncomeAmt | 0 | 160887 |
| IRS990/PymtTravelEntrtnmntPubOfclGrp/TotalAmt | 0 | 0 |
| IRS990/PYOtherExpensesAmt | 0 | 95280 |
| IRS990/PYOtherRevenueAmt | 0 | 19838 |
| IRS990/PYProgramServiceRevenueAmt | 0 | 66493 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | -61942 |
| IRS990/PYSalariesCompEmpBnftPaidAmt | 0 | 487697 |
| IRS990/PYTotalExpensesAmt | 0 | 582977 |
| IRS990/PYTotalRevenueAmt | 0 | 521035 |
| IRS990/QuidProQuoContributionsInd | 0 | false |
| IRS990/RcvFndsToPayPrsnlBnftCntrctInd | 0 | false |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | -187469 |
| IRS990/RegularMonitoringEnfrcInd | 0 | true |
| IRS990/RelatedEntityInd | 0 | false |
| IRS990/RelatedOrganizationCtrlEntInd | 0 | false |
| IRS990/ReportInvestmentsOtherSecInd | 0 | true |
| IRS990/ReportLandBuildingEquipmentInd | 0 | true |
| IRS990/ReportOtherAssetsInd | 0 | true |
| IRS990/ReportOtherLiabilitiesInd | 0 | false |
| IRS990/ReportProgramRelatedInvstInd | 0 | false |
| IRS990/RoyaltiesGrp/TotalAmt | 0 | 0 |
| IRS990/SavingsAndTempCashInvstGrp/BOYAmt | 0 | 25018 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearAmt | 0 | 1175235 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus1YearAmt | 0 | 270101 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 134390 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 952442 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 690530 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/TotalAmt | 0 | 3222698 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearAmt | 0 | 159318 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus1YearAmt | 0 | 156387 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 94579 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 124899 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/TotalAmt | 0 | 535183 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearAmt | 0 | 95704 |
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| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus2YearsAmt | 0 | 131072 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus3YearsAmt | 0 | 85889 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus4YearsAmt | 0 | 18541 |
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| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus2YearsAmt | 0 | 94579 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus4YearsAmt | 0 | 124899 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/TotalAmt | 0 | 535183 |
| IRS990ScheduleA/InvestmentIncomeCYPct | 0 | 0.12780 |
| IRS990ScheduleA/InvestmentIncomePYPct | 0 | 0.11820 |
| IRS990ScheduleA/NetIncomeFromOtherUBIGrp/TotalAmt | 0 | 0 |
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| IRS990ScheduleA/Post1975UBTIGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/PubliclySupportedOrg509a2Ind | 0 | X |
| IRS990ScheduleA/PublicSupportCY509Pct | 0 | 0.87220 |
| IRS990ScheduleA/PublicSupportPY509Pct | 0 | 0.88180 |
| IRS990ScheduleA/PublicSupportTotal509Amt | 0 | 3652211 |
| IRS990ScheduleA/ThirtyThrPctSuprtTestsCY509Ind | 0 | X |
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| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 265462 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 1038331 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 709071 |
| IRS990ScheduleA/Total509Grp/TotalAmt | 0 | 3652211 |
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| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus2YearsAmt | 0 | 360041 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus3YearsAmt | 0 | 1038331 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus4YearsAmt | 0 | 833970 |
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| IRS990ScheduleB/ContributorInformationGrp/ContributorBusinessName/BusinessNameLine1 | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorNum | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine1 | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine2 | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/City | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/State | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/ZIPCode | 0 | RESTRICTED |
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| IRS990/ScheduleBRequiredInd | 0 | true |
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| IRS990ScheduleD/ExpensesSubtotalAmt | 0 | 1597715 |
| IRS990ScheduleD/InclEscrowCustodialAcctLiabInd | 0 | false |
| IRS990ScheduleD/NetUnrealizedGainsInvstAmt | 0 | 25086 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 0 | 1209550 |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 0 | Historical Artifacts |
| IRS990ScheduleD/OtherLiabilitiesOrgGrp/Desc | 0 | Federal income taxes |
| IRS990ScheduleD/OtherSecuritiesGrp/BookValueAmt | 0 | 3353891 |
| IRS990ScheduleD/OtherSecuritiesGrp/Desc | 0 | Financial derivatives and other financial products |
| IRS990ScheduleD/OtherSecuritiesGrp/Desc | 1 | Closely-held equity interests |
| IRS990ScheduleD/RevenueNotReportedAmt | 0 | 25086 |
| IRS990ScheduleD/RevenueSubtotalAmt | 0 | 1410246 |
| IRS990ScheduleD/TotalBookValueOtherAssetsAmt | 0 | 1209550 |
| IRS990ScheduleD/TotalBookValueSecuritiesAmt | 0 | 3353891 |
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| IRS990ScheduleD/TotalRevenuePerForm990Amt | 0 | 1410246 |
| IRS990ScheduleD/TotalRevEtcAuditedFinclStmtAmt | 0 | 1435332 |
| IRS990ScheduleD/TotExpnsEtcAuditedFinclStmtAmt | 0 | 1597715 |
| IRS990/ScheduleJRequiredInd | 0 | false |
| IRS990/ScheduleORequiredInd | 0 | true |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | Form 990 is reviewed during a meeting of the Board of Directors |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | Any potential conflict of interest is reviewed at meetings of the Board of Directors. Members with a conflict of interest are excluded from voting on measures when appropriate. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | Compensation of Executive Director is reviewed and approved by the Board of Directors after comparing salary levels with similar Organizations. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 3 | Compensation of key employees is reviewed and approved by the Board of Directors after comparing salary levels with similar Organizations. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 4 | Copies are available upon request. |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | Form 990, Part VI, Section B, Line 11b |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | Form 990, Part VI, Section B, Line 12c |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | Form 990, Part VI, Section B, Line 15a |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 3 | Form 990, Part VI, Section B, Line 15b |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 4 | Form 990, Part VI, Section C, Line 19 |
| IRS990/SchoolOperatingInd | 0 | false |
| 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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