Liabilities / Assets
59th percentile
Tied with the lowest-debt nonprofits in its peer group.
EIN 20-4234784 • 501(c)3 • Boston, MA
Profile
Fostering appreciation for jazz music and performances in the Boston area
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
59th percentile
Tied with the lowest-debt nonprofits in its peer group.
Liabilities / Revenue
61st percentile
Tied with the lowest-debt nonprofits in its peer group.
Net Margin
4th percentile
Higher net margin than 4% of similar nonprofits.
Top Officer Pay
84th percentile
Higher top officer pay than 84% of similar nonprofits.
Top officer pay equals 0.0% of source-year revenue.
Asset Growth
23rd percentile
Faster asset growth than 23% of similar nonprofits.
Revenue Growth
Score unavailable
A valid growth rate could not be computed from the available filing history.
Assets
Down$8,793
Down $4,334 (-33%) from 2024
Liabilities
Flat$0
Flat from 2024
Net Assets
Down$8,793
Down $4,334 (-33%) from 2024
Revenue
Up$861
Up $4,024 (+127%) from 2024
Expenses
Up$5,195
Up $261 (+5.3%) from 2024
Net Income
Up-$4,334
Up $3,763 (+46%) from 2024
Most recent year
2025 • Form 990EZDetailed filing. Detailed filing data is available for this year.
Fostering appreciation for jazz music and performances in the Boston area
| Description | Grants | Expenses |
|---|---|---|
| Jazz Jams: This ongoing series of free public jazz jam sessions takes place twice each month, currently on Fridays from 5-7pm, at The Phoenix Landing in Central Square, Cambridge. The venue is provided at no cost to JazzBoston. We pay the four-piece "house" band via funding from the Cambridge Arts Council and from individual donors. | $6,000 | $0 |
| South Bay Jazz Festival: A one-day presentation of live jazz music to the inmates and staff of the Suffolk County House of Correction. Two Boston-area jazz ensembles perform twice during the day - once for the female inmates and once for the male inmates. This event is funded via a grant from the Mass Cultural Council, and typically occurs in the spring. | $2,500 | $0 |
| JazzNOW concert series. In collaboration with GBH Music, JazzBoston presented an ongoing series of free online (and in-person) jazz concerts. The concerts take place at GBH's Fraser Performance Studio in Boston, MA. The series recently completed its 2nd season. Online attendance has ranged from 700-1000. | $1,000 | $0 |
| Name | Title | Full / Part Time | Base | Other | Total |
|---|---|---|---|---|---|
| Ken Field | President, Director & Asst | PT | $0 | - | - |
| Larry Cronin | Director | - | $0 | - | - |
| Fred Woodard | Clerk & Director | - | $0 | - | - |
| Kenrick Tsang | Director | - | $0 | - | - |
| Bonnie Johnson | Director | - | $0 | - | - |
| Paul Burega | Director | - | $0 | - | - |
| Parris Battle | Director | - | $0 | - | - |
| Bill Goldberg | Director | - | $0 | - | - |
| Greg Groover Jr | Director | - | $0 | - | - |
| Bobby Tynes | Director | - | $0 | - | - |
| Braden Justice | Director & Treasurer | - | $0 | - | - |
| Noah Preminger | Director | - | $0 | - | - |
| Event | Gross Receipts | Gross Revenue | Direct Expenses | Net Income |
|---|---|---|---|---|
| Event 1 | $18,558 | $18,558 | $17,697 | $861 |
| Total Events | $18,558 | $18,558 | $17,697 | $861 |
“Description: Advertising & marketing. Amount: 997. Description: Equipment leases. Amount: 1,142. Description: Software. Amount: 2,689. Description: Office related. Amount: 332. Description: Filing fees. Amount: 35. Total to Form 990-EZ, line 16: 5,195.”
This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.
| Path | # | Value |
|---|---|---|
| IRS990EZ/ActivitiesNotPreviouslyRptInd | 0 | 0 |
| IRS990EZ/BooksInCareOfDetail/BusinessName/BusinessNameLine1Txt | 0 | Braden Justice |
| IRS990EZ/BooksInCareOfDetail/PhoneNum | 0 | 7818664888 |
| IRS990EZ/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 78 Newbern Ave 3 |
| IRS990EZ/BooksInCareOfDetail/USAddress/CityNm | 0 | Medford |
| IRS990EZ/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | MA |
| IRS990EZ/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 02155 |
| IRS990EZ/CashSavingsAndInvestmentsGrp/BOYAmt | 0 | 13127 |
| IRS990EZ/CashSavingsAndInvestmentsGrp/EOYAmt | 0 | 8793 |
| IRS990EZ/ChgMadeToOrgnzngDocNotRptInd | 0 | 0 |
| IRS990EZ/ContributionsGiftsGrantsEtcAmt | 0 | 0 |
| IRS990EZ/DirectIndirectPltclExpendAmt | 0 | 0 |
| IRS990EZ/DonorAdvisedFndsInd | 0 | 0 |
| IRS990EZ/EngagedInExcessBenefitTransInd | 0 | 0 |
| IRS990EZ/ExcessOrDeficitForYearAmt | 0 | -4334 |
| IRS990EZ/FiledScheduleAInd | 0 | 1 |
| IRS990EZ/ForeignFinancialAccountInd | 0 | 0 |
| IRS990EZ/ForeignOfficeInd | 0 | 0 |
| IRS990EZ/Form990TotalAssetsGrp/BOYAmt | 0 | 13127 |
| IRS990EZ/Form990TotalAssetsGrp/EOYAmt | 0 | 8793 |
| IRS990EZ/FundraisingGrossIncomeAmt | 0 | 18558 |
| IRS990EZ/GrossReceiptsAmt | 0 | 18558 |
| IRS990EZ/InfoInScheduleOPartIIIInd | 0 | X |
| IRS990EZ/InfoInScheduleOPartIInd | 0 | X |
| IRS990EZ/InfoInScheduleOPartVInd | 0 | X |
| IRS990EZ/LobbyingActivitiesInd | 0 | 0 |
| IRS990EZ/MadeLoansToFromOfficersInd | 0 | 0 |
| IRS990EZ/MethodOfAccountingCashInd | 0 | X |
| IRS990EZ/NetAssetsOrFundBalancesBOYAmt | 0 | 13127 |
| IRS990EZ/NetAssetsOrFundBalancesEOYAmt | 0 | 8793 |
| IRS990EZ/NetAssetsOrFundBalancesGrp/BOYAmt | 0 | 13127 |
| IRS990EZ/NetAssetsOrFundBalancesGrp/EOYAmt | 0 | 8793 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 0 | 10.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 1 | 2.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 2 | 1.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 3 | 0.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 4 | 0.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 5 | 0.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 6 | 0.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 7 | 0.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 8 | 0.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 9 | 0.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 10 | 0.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 11 | 0.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 0 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 1 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 2 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 3 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 4 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 5 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 6 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 7 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 8 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 9 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 10 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 11 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 0 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 1 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 2 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 3 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 4 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 5 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 6 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 7 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 8 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 9 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 10 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 11 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 0 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 1 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 2 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 3 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 4 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 5 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 6 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 7 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 8 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 9 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 10 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 11 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 0 | Ken Field |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 1 | Larry Cronin |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 2 | Fred Woodard |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 3 | Kenrick Tsang |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 4 | Bonnie Johnson |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 5 | Paul Burega |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 6 | Parris Battle |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 7 | Bill Goldberg |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 8 | Greg Groover Jr |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 9 | Bobby Tynes |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 10 | Braden Justice |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 11 | Noah Preminger |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 0 | President, Director & Asst |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 1 | Director |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 2 | Clerk & Director |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 3 | Director |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 4 | Director |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 5 | Director |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 6 | Director |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 7 | Director |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 8 | Director |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 9 | Director |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 10 | Director & Treasurer |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 11 | Director |
| IRS990EZ/OperateHospitalInd | 0 | 0 |
| IRS990EZ/Organization501c3Ind | 0 | X |
| IRS990EZ/OrganizationDissolvedEtcInd | 0 | 0 |
| IRS990EZ/OrganizationHadUBIInd | 0 | 0 |
| IRS990EZ/OtherChangesInNetAssetsAmt | 0 | 0 |
| IRS990EZ/OtherExpensesTotalAmt | 0 | 5195 |
| IRS990EZ/PartVIHghstPdCntrctProfSrvcTxt | 0 | NONE |
| IRS990EZ/PartVIOfCompOfHghstPdEmplTxt | 0 | NONE |
| IRS990EZ/PoliticalCampaignActyInd | 0 | 0 |
| IRS990EZ/PrimaryExemptPurposeTxt | 0 | Fostering appreciation for jazz music and performances in the Boston area |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/DescriptionProgramSrvcAccomTxt | 0 | JazzNOW concert series. In collaboration with GBH Music, JazzBoston presented an ongoing series of free online (and in-person) jazz concerts. The concerts take place at GBH's Fraser Performance Studio in Boston, MA. The series recently completed its 2nd season. Online attendance has ranged from 700-1000. |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/DescriptionProgramSrvcAccomTxt | 1 | South Bay Jazz Festival: A one-day presentation of live jazz music to the inmates and staff of the Suffolk County House of Correction. Two Boston-area jazz ensembles perform twice during the day - once for the female inmates and once for the male inmates. This event is funded via a grant from the Mass Cultural Council, and typically occurs in the spring. |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/DescriptionProgramSrvcAccomTxt | 2 | Jazz Jams: This ongoing series of free public jazz jam sessions takes place twice each month, currently on Fridays from 5-7pm, at The Phoenix Landing in Central Square, Cambridge. The venue is provided at no cost to JazzBoston. We pay the four-piece "house" band via funding from the Cambridge Arts Council and from individual donors. |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/GrantsAndAllocationsAmt | 0 | 1000 |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/GrantsAndAllocationsAmt | 1 | 2500 |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/GrantsAndAllocationsAmt | 2 | 6000 |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/ProgramServiceExpensesAmt | 0 | 0 |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/ProgramServiceExpensesAmt | 1 | 0 |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/ProgramServiceExpensesAmt | 2 | 0 |
| IRS990EZ/ProhibitedTaxShelterTransInd | 0 | 0 |
| IRS990EZ/RelatedOrganizationCtrlEntInd | 0 | 0 |
| IRS990EZ/SchoolOperatingInd | 0 | 0 |
| IRS990EZ/SpecialEventsDirectExpensesAmt | 0 | 17697 |
| IRS990EZ/SpecialEventsNetIncomeLossAmt | 0 | 861 |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 0 | MA |
| IRS990EZ/SubjectToProxyTaxInd | 0 | 0 |
| IRS990EZ/SumOfTotalLiabilitiesGrp/BOYAmt | 0 | 0 |
| IRS990EZ/SumOfTotalLiabilitiesGrp/EOYAmt | 0 | 0 |
| IRS990EZ/TanningServicesProvidedInd | 0 | 0 |
| IRS990EZ/TaxImposedOnOrganizationMgrAmt | 0 | 0 |
| IRS990EZ/TaxImposedUnderIRC4911Amt | 0 | 0 |
| IRS990EZ/TaxImposedUnderIRC4912Amt | 0 | 0 |
| IRS990EZ/TaxImposedUnderIRC4955Amt | 0 | 0 |
| IRS990EZ/TaxReimbursedByOrganizationAmt | 0 | 0 |
| IRS990EZ/TotalExpensesAmt | 0 | 5195 |
| IRS990EZ/TotalProgramServiceExpensesAmt | 0 | 0 |
| IRS990EZ/TotalRevenueAmt | 0 | 861 |
| IRS990EZ/TrnsfrExmptNonChrtblRltdOrgInd | 0 | 0 |
| IRS990EZ/TypeOfOrganizationCorpInd | 0 | X |
| IRS990EZ/WebsiteAddressTxt | 0 | jazzboston.org |
| IRS990ScheduleA/AmountsRcvdDsqlfyPersonGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearAmt | 0 | 20822 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus1YearAmt | 0 | 21225 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 8100 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 4761 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 4874 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/TotalAmt | 0 | 59782 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearAmt | 0 | 6000 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus1YearAmt | 0 | 10311 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus2YearsAmt | 0 | 18280 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus3YearsAmt | 0 | 34880 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus4YearsAmt | 0 | 9000 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/TotalAmt | 0 | 78471 |
| IRS990ScheduleA/InvestmentIncomeCYPct | 0 | 0.00000 |
| IRS990ScheduleA/PubliclySupportedOrg509a2Ind | 0 | X |
| IRS990ScheduleA/PublicSupportCY509Pct | 0 | 1.00000 |
| IRS990ScheduleA/PublicSupportPY509Pct | 0 | 1.00000 |
| IRS990ScheduleA/PublicSupportTotal509Amt | 0 | 138253 |
| IRS990ScheduleA/SubstAndDsqlfyPrsnsTotGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/SubstantialContributorsAmtGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/ThirtyThrPctSuprtTestsCY509Ind | 0 | X |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearAmt | 0 | 26822 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus1YearAmt | 0 | 31536 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 26380 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 39641 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 13874 |
| IRS990ScheduleA/Total509Grp/TotalAmt | 0 | 138253 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearAmt | 0 | 26822 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus1YearAmt | 0 | 31536 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus2YearsAmt | 0 | 26380 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus3YearsAmt | 0 | 39641 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus4YearsAmt | 0 | 13874 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/TotalAmt | 0 | 138253 |
| 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 |
| IRS990ScheduleB/ContributorInformationGrp/TotalContributionsAmt | 0 | RESTRICTED |
| IRS990ScheduleG/EmailSolicitationsInd | 0 | X |
| IRS990ScheduleG/FundraiserActivityInfoGrp/ActivityTxt | 0 | free public jazz jam sessions |
| IRS990ScheduleG/FundraiserActivityInfoGrp/ActivityTxt | 1 | live jazz music for inmates and staff of the Suffolk County |
| IRS990ScheduleG/FundraiserActivityInfoGrp/ActivityTxt | 2 | ongoing series of free online (and in-person) jazz concerts |
| IRS990ScheduleG/FundraiserActivityInfoGrp/FundraiserControlOfFundsInd | 0 | 0 |
| IRS990ScheduleG/FundraiserActivityInfoGrp/FundraiserControlOfFundsInd | 1 | 0 |
| IRS990ScheduleG/FundraiserActivityInfoGrp/FundraiserControlOfFundsInd | 2 | 0 |
| IRS990ScheduleG/FundraiserActivityInfoGrp/GrossReceiptsAmt | 0 | 16558 |
| IRS990ScheduleG/FundraiserActivityInfoGrp/GrossReceiptsAmt | 1 | 2500 |
| IRS990ScheduleG/FundraiserActivityInfoGrp/GrossReceiptsAmt | 2 | 1000 |
| IRS990ScheduleG/FundraiserActivityInfoGrp/NetToOrganizationAmt | 0 | 16558 |
| IRS990ScheduleG/FundraiserActivityInfoGrp/NetToOrganizationAmt | 1 | 2500 |
| IRS990ScheduleG/FundraiserActivityInfoGrp/NetToOrganizationAmt | 2 | 1000 |
| IRS990ScheduleG/FundraiserActivityInfoGrp/OrganizationBusinessName/BusinessNameLine1Txt | 0 | Jazz Jams |
| IRS990ScheduleG/FundraiserActivityInfoGrp/OrganizationBusinessName/BusinessNameLine1Txt | 1 | South Bay Jazz Festival |
| IRS990ScheduleG/FundraiserActivityInfoGrp/OrganizationBusinessName/BusinessNameLine1Txt | 2 | JazzNOW concert series |
| IRS990ScheduleG/FundraiserActivityInfoGrp/RetainedByContractorAmt | 0 | 0 |
| IRS990ScheduleG/FundraiserActivityInfoGrp/RetainedByContractorAmt | 1 | 0 |
| IRS990ScheduleG/FundraiserActivityInfoGrp/RetainedByContractorAmt | 2 | 0 |
| IRS990ScheduleG/FundraiserActivityInfoGrp/USAddress/AddressLine1Txt | 0 | 512 Massachusetts Ave |
| IRS990ScheduleG/FundraiserActivityInfoGrp/USAddress/AddressLine1Txt | 1 | 20 Bradston St |
| IRS990ScheduleG/FundraiserActivityInfoGrp/USAddress/AddressLine1Txt | 2 | One Guest Street |
| IRS990ScheduleG/FundraiserActivityInfoGrp/USAddress/CityNm | 0 | Cambridge |
| IRS990ScheduleG/FundraiserActivityInfoGrp/USAddress/CityNm | 1 | Boston |
| IRS990ScheduleG/FundraiserActivityInfoGrp/USAddress/CityNm | 2 | Brighton |
| IRS990ScheduleG/FundraiserActivityInfoGrp/USAddress/StateAbbreviationCd | 0 | MA |
| IRS990ScheduleG/FundraiserActivityInfoGrp/USAddress/StateAbbreviationCd | 1 | MA |
| IRS990ScheduleG/FundraiserActivityInfoGrp/USAddress/StateAbbreviationCd | 2 | MA |
| IRS990ScheduleG/FundraiserActivityInfoGrp/USAddress/ZIPCd | 0 | 02139 |
| IRS990ScheduleG/FundraiserActivityInfoGrp/USAddress/ZIPCd | 1 | 02118 |
| IRS990ScheduleG/FundraiserActivityInfoGrp/USAddress/ZIPCd | 2 | 02135 |
| IRS990ScheduleG/FundraisingEventInformationGrp/DirectExpenseSummaryEventsAmt | 0 | 17697 |
| IRS990ScheduleG/FundraisingEventInformationGrp/GrossReceiptsEvent1Amt | 0 | 18558 |
| IRS990ScheduleG/FundraisingEventInformationGrp/GrossReceiptsTotalAmt | 0 | 18558 |
| IRS990ScheduleG/FundraisingEventInformationGrp/GrossRevenueEvent1Amt | 0 | 18558 |
| IRS990ScheduleG/FundraisingEventInformationGrp/GrossRevenueTotalEventsAmt | 0 | 18558 |
| IRS990ScheduleG/FundraisingEventInformationGrp/NetIncomeSummaryAmt | 0 | 861 |
| IRS990ScheduleG/FundraisingEventInformationGrp/OthDirectExpnssTotalEventsAmt | 0 | 17697 |
| IRS990ScheduleG/FundraisingEventInformationGrp/OtherDirectExpensesEvent1Amt | 0 | 17697 |
| IRS990ScheduleG/InPersonSolicitationsInd | 0 | X |
| IRS990ScheduleG/MailSolicitationsInd | 0 | X |
| IRS990ScheduleG/SolicitationOfGovtGrantsInd | 0 | X |
| IRS990ScheduleG/SolicitationOfNonGovtGrantsInd | 0 | X |
| IRS990ScheduleG/SpecialFundraisingEventsInd | 0 | X |
| IRS990ScheduleG/SupplementalInformationDetail/ExplanationTxt | 0 | Events held by foundation required payments to musicians and venues |
| IRS990ScheduleG/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | Schedule G, Part I, Line 2b, Column (v) |
| IRS990ScheduleG/TotalGrossReceiptsAmt | 0 | 20058 |
| IRS990ScheduleG/TotalNetToOrganizationAmt | 0 | 20058 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | Description: Advertising & marketing. Amount: 997. Description: Equipment leases. Amount: 1,142. Description: Software. Amount: 2,689. Description: Office related. Amount: 332. Description: Filing fees. Amount: 35. Total to Form 990-EZ, line 16: 5,195. |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | Form 990-EZ, Part I, Line 16 - Other Expenses |
| TransferPrsnlBnftContractsDecl/DeclarationDesc | 0 | The organization did not, during the year, receive any funds, directly,or indirectly, to pay premiums on a personal benefit contract.The organization, did not, during the year, pay any premiums, directly,or indirectly, on a personal benefit contract. |
| ReturnHeader/BuildTS | 0 | 2025-03-06 01:10:19Z |
| ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd | 0 | 1 |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | Ken Field |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | President |
| ReturnHeader/BusinessOfficerGrp/PhoneNum | 0 | 6172331362 |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2025-10-24 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | JazzBoston Inc |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | JAZZ |
| ReturnHeader/Filer/EIN | 0 | 204234784 |
| ReturnHeader/Filer/PhoneNum | 0 | 6172331362 |
| ReturnHeader/Filer/USAddress/AddressLine1Txt | 0 | 1208 VFW Parkway 103 |
| ReturnHeader/Filer/USAddress/CityNm | 0 | Boston |
| ReturnHeader/Filer/USAddress/StateAbbreviationCd | 0 | MA |
| ReturnHeader/Filer/USAddress/ZIPCd | 0 | 02132 |
| ReturnHeader/IRSResponsiblePrtyInfoCurrInd | 0 | 1 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmEIN | 0 | 043115112 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt | 0 | Steven A Branson Esq |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt | 0 | 37 School House Rd Unit 10 |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm | 0 | Weymouth |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd | 0 | MA |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd | 0 | 021884164 |
| ReturnHeader/PreparerPersonGrp/PhoneNum | 0 | 7818004024 |
| ReturnHeader/PreparerPersonGrp/PreparationDt | 0 | 2025-10-24 |
| ReturnHeader/PreparerPersonGrp/PreparerPersonNm | 0 | Steven A Branson |
| ReturnHeader/PreparerPersonGrp/SelfEmployedInd | 0 | X |
| ReturnHeader/ReturnTs | 0 | 2025-10-24T19:59:34-05:00 |
| ReturnHeader/ReturnTypeCd | 0 | 990EZ |
| ReturnHeader/TaxPeriodBeginDt | 0 | 2024-07-01 |
| ReturnHeader/TaxPeriodEndDt | 0 | 2025-06-30 |
| ReturnHeader/TaxYr | 0 | 2024 |
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