Liabilities / Assets
64th percentile
Higher debt load relative to assets than 64% of similar nonprofits.
EIN 04-2443175 • 501(c)3 • Brookline, MA
Profile
Brookline music school seeks to awaken and nurture musical interest, appreciation and artistic excellence in a friendly and stimulating atmosphere; to offer a high standard of comprehensive music instruction to people of all ages and backgrounds from the local community; and to serve the community by teaching in multiple locations, offering generous tuition assistance, and sponsoring a full schedule of concerts and public performances throughout the year.
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
64th percentile
Higher debt load relative to assets than 64% of similar nonprofits.
Liabilities / Revenue
70th percentile
Higher debt load relative to revenue than 70% of similar nonprofits.
Net Margin
51st percentile
Higher net margin than 51% of similar nonprofits.
Top Officer Pay
Score unavailable
No filing with officer rows is available for this organization yet.
Asset Growth
58th percentile
Faster asset growth than 58% of similar nonprofits.
Revenue Growth
51st percentile
Faster revenue growth than 51% of similar nonprofits.
Assets
Up$3,715,592
Up $238,735 (+6.9%) from 2024
Liabilities
Down$608,796
Down $51,691 (-7.8%) from 2024
Net Assets
Up$3,106,796
Up $290,426 (+10%) from 2024
Revenue
Up$2,399,765
Up $167,460 (+7.5%) from 2024
Expenses
Up$2,282,151
Up $54,719 (+2.5%) from 2024
Net Income
Up$117,614
Up $112,741 (+2314%) from 2024
Most recent year
2025 • Form 990Detailed filing. Detailed filing data is available for this year.
Brookline Music School seeks to awaken and nurture musical interest, appreciation and artistic excellence in a friendly and stimulating atmosphere; to offer a high standard of comprehensive music instruction to people of all ages and backgrounds from the local community; and to serve the community by teaching in municipal locations, offering generous tuition assistance, and sponsoring a full schedule of concerts and public performances throughout the year.
Extensive program of music instruction for all ages, from infants to adults.
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Investments in Publicly Traded Securities | $2,413,546 | $2,031,485 | ▼ $382,061 |
| Savings and Temporary Cash Investments | $540,834 | $1,099,123 | ▲ $558,289 |
| Land, Buildings, and Equipment, Net | $258,532 | $323,065 | ▲ $64,533 |
| Cash and Non-Interest-Bearing Accounts | $241,714 | $221,652 | ▼ $20,062 |
| Intangible Assets | - | $20,000 | - |
| Pledges and Grants Receivable | - | $11,000 | - |
| Prepaid Expenses and Deferred Charges | $11,552 | $7,797 | ▼ $3,755 |
| Accounts Receivable | $10,679 | $1,470 | ▼ $9,209 |
| Total Assets | $3,476,857 | $3,715,592 | ▲ $238,735 |
| Liabilities | |||
| Deferred Revenue | $565,013 | $497,673 | ▼ $67,340 |
| Accounts Payable and Accrued Expenses | $95,474 | $111,123 | ▲ $15,649 |
| Total Liabilities | $660,487 | $608,796 | ▼ $51,691 |
| Net Assets / Fund Balance | |||
| Net Assets Without Donor Restrictions | $2,778,226 | $3,070,057 | ▲ $291,831 |
| Net Assets With Donor Restrictions | $38,144 | $36,739 | ▼ $1,405 |
| Total Net Assets Fund Balance | $2,816,370 | $3,106,796 | ▲ $290,426 |
| Total Liabilities and Net Assets / Fund Balance | $3,476,857 | $3,715,592 | ▲ $238,735 |
| Asset | Book Value | Depreciation | Basis |
|---|---|---|---|
| Leasehold Improvements | $255,225 | $1,163,930 | $1,419,155 |
| Other Land Buildings | $25,412 | $169,398 | $194,810 |
| Equipment | $42,428 | $62,921 | $105,349 |
| Period | Beginning | Contrib. | Gain/Loss | Other Uses | End |
|---|---|---|---|---|---|
| 2024 | - | $1,881,689 | ▲ $149,796 | - | $2,031,485 |
| Name | Title | Full / Part Time | Base | Other | Total |
|---|---|---|---|---|---|
| David Tierney | Executive Director | FT | $170,000 | $6,831 | $176,831 |
| Vicky Lau | Director of Finance & Admi | FT | $91,894 | $13,471 | $105,365 |
| Name | Title |
|---|---|
| Susan Laster | President |
| Amy Intille | Vice President |
| Alan Broomhead | Director |
| Alvaro Cuervo | Director |
| Angela Killilea | Director |
| Biff Miller | Director |
| Elizabeth Maheras | Director |
| Jin Suk | Director |
| Julie Saltzman | Director |
| Karen Minn | Director |
| Linda Kline | Director |
| Logan Chandler | Director |
| Mark Lowenstein | Director |
| Paula Paul | Director |
| Sally Roth | Director |
| Surya Kolluri | Director |
| Susan Emmanouilidis | Director |
| Victoria Joshi | Director |
| Yukiko Egozy | Clerk |
| Ioannis Protopapadakis | Treasurer |
| Contribution Type | Contribution Count | Reported Amount |
|---|---|---|
| Other Non Cash Contri Table | 2 | $27,463 |
| Works of Art | 1 | $6,800 |
| Other Non Cash Contri Table | 3 | $3,350 |
| Total Noncash Contributions | 6 | $37,613 |
| Line Item | Amount |
|---|---|
| Salaries, Compensation, and Employee Benefits | $1,841,580 |
| Other Expenses | $377,288 |
| Total Fundraising Expense | $66,345 |
| Grants and Similar Amounts Paid | $63,283 |
| Professional Fundraising Fees | $0 |
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Other Salaries and Wages | $1,194,248 | $115,505 | $23,576 | $1,333,329 |
| Current Officers, Directors, Trustees, and Key Employees | $44,208 | $216,769 | $21,220 | $282,197 |
| Payroll Taxes | $98,066 | $24,938 | $3,487 | $126,491 |
| Other Employee Benefits | $91,221 | $5,934 | $2,408 | $99,563 |
| Grants to Domestic Individuals | $63,283 | - | - | $63,283 |
| Depreciation Depletion | $41,489 | $4,936 | $688 | $47,113 |
| All Other Expenses | $35,389 | $5,701 | $142 | $41,232 |
| Information Technology | $7,983 | $23,588 | $284 | $31,855 |
| Insurance | $9,829 | $17,989 | - | $27,818 |
| Fees for Services Other | $14,634 | $175 | $6,600 | $21,409 |
| Occupancy | $17,957 | $1,940 | $270 | $20,167 |
| Fees for Services Accounting | - | $18,825 | - | $18,825 |
| Other Expenses | $9,493 | $1,646 | $4,913 | $16,052 |
| Advertising | $8,268 | - | - | $8,268 |
| Office Expenses | - | $7,959 | - | $7,959 |
| Fees for Services Legal | - | $6,413 | - | $6,413 |
| Conferences and Meetings | - | - | $1,942 | $1,942 |
| Total Functional Expenses | $1,708,499 | $507,307 | $66,345 | $2,282,151 |
| Line Item | Amount |
|---|---|
| Total Expenses per Audited Statements | $2,385,247 |
| Total Expenses per Form 990 | $2,282,151 |
| Expenses per Audited Statements | $2,218,868 |
| Expenses Not Reported on Form 990 | $166,379 |
| Expenses Not Reported on Financial Statements | $63,283 |
| Other Expense Adjustments | $63,283 |
| Line Item | Amount |
|---|---|
| Fundraising Direct Expenses | $30,188 |
| Fundraising Gross Income | $19,300 |
| Professional Fundraising Fees | $0 |
| Event | Gross Receipts | Gross Revenue | Direct Expenses | Net Income |
|---|---|---|---|---|
| 100th Anniversary Celebration | $19,300 | $19,300 | $30,188 | $-10,888 |
| Total Events | $19,300 | $19,300 | $30,188 | $-10,888 |
“Board members susan laster and sally roth are business partners. Board members sally roth and julie saltzman are related to each other.”
“The form 990 is e-mailed to all board members for review and approval before the return is filed.”
“The organization has a written conflict of interest policy that has been adopted by the board of directors. New board members and employees are provided a copy of the policy. If any conflicts of interest arise, they are required to be disclosed to the board of directors.”
“The executive director's compensation is reviewed annually by the board of directors. Comparable salary data is reviewed as part of this process.”
“All required documents that are to be made available to the general public are available upon request.”
“Governing documents, the school's conflict of interest policy and its finanical statements are available to the public upon request. In addition, the school's financial statements are available to anyone by visiting the website of the massachusetts attorney general.”
“Special event expense netted against revenue on 990 30,188.”
“Financial aid netted against tuition in accordance with gaap 63,283.”
“Special event expense netted against revenue on 990 30,188.”
“Financial aid netted against tuition in accordance with gaap 63,283.”
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/AccountsPayableAccrExpnssGrp/BOYAmt | 0 | 95474 |
| IRS990/AccountsPayableAccrExpnssGrp/EOYAmt | 0 | 111123 |
| IRS990/AccountsReceivableGrp/BOYAmt | 0 | 10679 |
| IRS990/AccountsReceivableGrp/EOYAmt | 0 | 1470 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | 0 |
| IRS990/ActivityOrMissionDesc | 0 | EXTENSIVE PROGRAM OF MUSIC INSTRUCTION FOR ALL AGES, FROM INFANTS TO ADULTS. |
| IRS990/AdvertisingGrp/ProgramServicesAmt | 0 | 8268 |
| IRS990/AdvertisingGrp/TotalAmt | 0 | 8268 |
| IRS990/AllOtherContributionsAmt | 0 | 244583 |
| IRS990/AllOtherExpensesGrp/FundraisingAmt | 0 | 142 |
| IRS990/AllOtherExpensesGrp/ManagementAndGeneralAmt | 0 | 5701 |
| IRS990/AllOtherExpensesGrp/ProgramServicesAmt | 0 | 35389 |
| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 41232 |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | 1 |
| IRS990/AuditCommitteeInd | 0 | 1 |
| IRS990/BackupWthldComplianceInd | 0 | 1 |
| IRS990/BooksInCareOfDetail/PersonNm | 0 | VICKY LAU |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 6172774593 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 25 KENNARD ROAD |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | BROOKLINE |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | MA |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 02445 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | 0 |
| IRS990/BusinessRlnWithFamMemInd | 0 | 0 |
| IRS990/BusinessRlnWithOrgMemInd | 0 | 0 |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 241714 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 221652 |
| IRS990/ChangeToOrgDocumentsInd | 0 | 0 |
| IRS990/CntrctRcvdGreaterThan100KCnt | 0 | 0 |
| IRS990/CollectionsOfArtInd | 0 | 0 |
| IRS990/CompCurrentOfcrDirectorsGrp/FundraisingAmt | 0 | 21220 |
| IRS990/CompCurrentOfcrDirectorsGrp/ManagementAndGeneralAmt | 0 | 216769 |
| IRS990/CompCurrentOfcrDirectorsGrp/ProgramServicesAmt | 0 | 44208 |
| IRS990/CompCurrentOfcrDirectorsGrp/TotalAmt | 0 | 282197 |
| IRS990/CompensationFromOtherSrcsInd | 0 | 0 |
| IRS990/CompensationProcessCEOInd | 0 | 1 |
| IRS990/CompensationProcessOtherInd | 0 | 1 |
| IRS990/ConferencesMeetingsGrp/FundraisingAmt | 0 | 1942 |
| IRS990/ConferencesMeetingsGrp/TotalAmt | 0 | 1942 |
| IRS990/ConflictOfInterestPolicyInd | 0 | 1 |
| IRS990/ConservationEasementsInd | 0 | 0 |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | 0 |
| IRS990/CreditCounselingInd | 0 | 0 |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 244583 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 63283 |
| IRS990/CYInvestmentIncomeAmt | 0 | 97281 |
| IRS990/CYOtherExpensesAmt | 0 | 377288 |
| IRS990/CYOtherRevenueAmt | 0 | -10888 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 2068789 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 117614 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 1841580 |
| IRS990/CYTotalExpensesAmt | 0 | 2282151 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 66345 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 2399765 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | 0 |
| IRS990/DeductibleArtContributionInd | 0 | 1 |
| IRS990/DeductibleNonCashContriInd | 0 | 1 |
| IRS990/DeferredRevenueGrp/BOYAmt | 0 | 565013 |
| IRS990/DeferredRevenueGrp/EOYAmt | 0 | 497673 |
| IRS990/DelegationOfMgmtDutiesInd | 0 | 0 |
| IRS990/DepreciationDepletionGrp/FundraisingAmt | 0 | 688 |
| IRS990/DepreciationDepletionGrp/ManagementAndGeneralAmt | 0 | 4936 |
| IRS990/DepreciationDepletionGrp/ProgramServicesAmt | 0 | 41489 |
| IRS990/DepreciationDepletionGrp/TotalAmt | 0 | 47113 |
| IRS990/Desc | 0 | MUSIC INSTRUCTION THROUGH PRIVATE LESSONS, CLASSES, AND PROGRAMS, WHICH INCLUDE A BROAD RANGE OF INSTRUMENT AND VOICE LEARNING OPPORTUNITIES FOR ITS STUDENTS. THE SCHOOL SERVES APPROXIMATELY 1,000 STUDENTS ANNUALLY. |
| IRS990/DescribedInSection501c3Ind | 0 | 1 |
| IRS990/DisregardedEntityInd | 0 | 0 |
| IRS990/DocumentRetentionPolicyInd | 0 | 1 |
| IRS990/DonorAdvisedFundInd | 0 | 0 |
| IRS990/DonorRestrictionNetAssetsGrp/BOYAmt | 0 | 38144 |
| IRS990/DonorRestrictionNetAssetsGrp/EOYAmt | 0 | 36739 |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | 1 |
| IRS990/ElectionOfBoardMembersInd | 0 | 0 |
| IRS990/EmployeeCnt | 0 | 105 |
| IRS990/EmploymentTaxReturnsFiledInd | 0 | 1 |
| IRS990/EngagedInExcessBenefitTransInd | 0 | 0 |
| IRS990/ExpenseAmt | 0 | 1641997 |
| IRS990/FamilyOrBusinessRlnInd | 0 | 1 |
| IRS990/FederalGrantAuditRequiredInd | 0 | 0 |
| IRS990/FeesForServicesAccountingGrp/ManagementAndGeneralAmt | 0 | 18825 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 18825 |
| IRS990/FeesForServicesLegalGrp/ManagementAndGeneralAmt | 0 | 6413 |
| IRS990/FeesForServicesLegalGrp/TotalAmt | 0 | 6413 |
| IRS990/FeesForServicesOtherGrp/FundraisingAmt | 0 | 6600 |
| IRS990/FeesForServicesOtherGrp/ManagementAndGeneralAmt | 0 | 175 |
| IRS990/FeesForServicesOtherGrp/ProgramServicesAmt | 0 | 14634 |
| IRS990/FeesForServicesOtherGrp/TotalAmt | 0 | 21409 |
| IRS990/ForeignActivitiesInd | 0 | 0 |
| IRS990/ForeignFinancialAccountInd | 0 | 0 |
| IRS990/ForeignOfficeInd | 0 | 0 |
| IRS990/Form8282PropertyDisposedOfInd | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 7.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 5 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 6 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 7 | 4.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 8 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 9 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 10 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 11 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 12 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 13 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 14 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 15 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 16 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 17 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 18 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 19 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 20 | 50.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 21 | 50.00 |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 4 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 5 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 6 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 7 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 8 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 9 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 10 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 11 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 12 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 13 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 14 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 15 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 16 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 17 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 18 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 19 | 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/OfficerInd | 5 | X |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 12 | 0 |
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| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 15 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 16 | 0 |
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| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 20 | 6831 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 21 | 13471 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | SUSAN LASTER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | AMY INTILLE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | IOANNIS PROTOPAPADAKIS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | YUKIKO EGOZY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | BIFF MILLER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | LOGAN CHANDLER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | ALVARO CUERVO |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | SUSAN EMMANOUILIDIS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | LINDA KLINE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 9 | MARK LOWENSTEIN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 10 | ELIZABETH MAHERAS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 11 | KAREN MINN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 12 | ANGELA KILLILEA |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 13 | SALLY ROTH |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 14 | JULIE SALTZMAN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 15 | JIN SUK |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 16 | ALAN BROOMHEAD |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 17 | SURYA KOLLURI |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 18 | VICTORIA JOSHI |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 19 | PAULA PAUL |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 20 | DAVID TIERNEY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 21 | VICKY LAU |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 12 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 13 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 14 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 15 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 16 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 17 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 18 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 19 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 20 | 170000 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 21 | 91894 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 12 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 13 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 14 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 15 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 16 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 17 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 18 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 19 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 20 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 21 | 0 |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 0 | PRESIDENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | VICE PRESIDENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | TREASURER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | CLERK |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | DIRECTOR |
| 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/Form990PartVIISectionAGrp/TitleTxt | 10 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 11 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 12 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 13 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 14 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 15 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 16 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 17 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 18 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 19 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 20 | EXECUTIVE DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 21 | DIRECTOR OF FINANCE & ADMI |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | 1 |
| IRS990/FormationYr | 0 | 1924 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | 0 |
| IRS990/FSAuditedBasisGrp/SeparateBasisFinclStmtInd | 0 | X |
| IRS990/FSAuditedInd | 0 | 1 |
| IRS990/FundraisingActivitiesInd | 0 | 1 |
| IRS990/FundraisingDirectExpensesAmt | 0 | 30188 |
| IRS990/FundraisingGrossIncomeAmt | 0 | 19300 |
| IRS990/GainOrLossGrp/SecuritiesAmt | 0 | 33382 |
| IRS990/GamingActivitiesInd | 0 | 0 |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 20 |
| IRS990/GrantAmt | 0 | 63283 |
| IRS990/GrantsToDomesticIndividualsGrp/ProgramServicesAmt | 0 | 63283 |
| IRS990/GrantsToDomesticIndividualsGrp/TotalAmt | 0 | 63283 |
| IRS990/GrantsToIndividualsInd | 0 | 1 |
| IRS990/GrantsToOrganizationsInd | 0 | 0 |
| IRS990/GrantToRelatedPersonInd | 0 | 0 |
| IRS990/GrossAmountSalesAssetsGrp/SecuritiesAmt | 0 | 249158 |
| IRS990/GrossReceiptsAmt | 0 | 2645729 |
| IRS990/GroupReturnForAffiliatesInd | 0 | 0 |
| IRS990/IncludeFIN48FootnoteInd | 0 | 0 |
| IRS990/IndependentAuditFinclStmtInd | 0 | 1 |
| IRS990/IndependentVotingMemberCnt | 0 | 20 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 1 |
| IRS990/IndoorTanningServicesInd | 0 | 0 |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InformationTechnologyGrp/FundraisingAmt | 0 | 284 |
| IRS990/InformationTechnologyGrp/ManagementAndGeneralAmt | 0 | 23588 |
| IRS990/InformationTechnologyGrp/ProgramServicesAmt | 0 | 7983 |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 31855 |
| IRS990/InsuranceGrp/ManagementAndGeneralAmt | 0 | 17989 |
| IRS990/InsuranceGrp/ProgramServicesAmt | 0 | 9829 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 27818 |
| IRS990/IntangibleAssetsGrp/EOYAmt | 0 | 20000 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 63899 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 63899 |
| IRS990/InvestmentInJointVentureInd | 0 | 0 |
| IRS990/InvestmentsPubTradedSecGrp/BOYAmt | 0 | 2413546 |
| IRS990/InvestmentsPubTradedSecGrp/EOYAmt | 0 | 2031485 |
| IRS990/IRPDocumentCnt | 0 | 13 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LandBldgEquipAccumDeprecAmt | 0 | 1396249 |
| IRS990/LandBldgEquipBasisNetGrp/BOYAmt | 0 | 258532 |
| IRS990/LandBldgEquipBasisNetGrp/EOYAmt | 0 | 323065 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 1719314 |
| IRS990/LegalDomicileStateCd | 0 | MA |
| IRS990/LessCostOthBasisSalesExpnssGrp/SecuritiesAmt | 0 | 215776 |
| IRS990/LoanOutstandingInd | 0 | 0 |
| IRS990/LobbyingActivitiesInd | 0 | 0 |
| IRS990/LocalChaptersInd | 0 | 0 |
| IRS990/MaterialDiversionOrMisuseInd | 0 | 0 |
| IRS990/MembersOrStockholdersInd | 0 | 0 |
| IRS990/MethodOfAccountingAccrualInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | 1 |
| IRS990/MinutesOfGoverningBodyInd | 0 | 1 |
| IRS990/MissionDesc | 0 | BROOKLINE MUSIC SCHOOL'S MISSION IS TO AWAKEN AND NURTURE JOY OF LEARNING, PLAYING, AND LISTENING TO MUSIC AND TO CREATE A WELCOMING MUSICAL COMMUNITY FOR ALL AGES, ABILITIES, AND INTERESTS. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | 0 |
| IRS990/MoreThan5000KToOrgInd | 0 | 0 |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 2816370 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 3106796 |
| IRS990/NetGainOrLossInvestmentsGrp/ExclusionAmt | 0 | 33382 |
| IRS990/NetGainOrLossInvestmentsGrp/TotalRevenueColumnAmt | 0 | 33382 |
| IRS990/NetIncmFromFundraisingEvtGrp/ExclusionAmt | 0 | -10888 |
| IRS990/NetIncmFromFundraisingEvtGrp/TotalRevenueColumnAmt | 0 | -10888 |
| IRS990/NetUnrelatedBusTxblIncmAmt | 0 | 0 |
| IRS990/NetUnrlzdGainsLossesInvstAmt | 0 | 172812 |
| IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt | 0 | 2778226 |
| IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt | 0 | 3070057 |
| IRS990/NoncashContributionsAmt | 0 | 37613 |
| IRS990/NondeductibleContributionsInd | 0 | 0 |
| IRS990/OccupancyGrp/FundraisingAmt | 0 | 270 |
| IRS990/OccupancyGrp/ManagementAndGeneralAmt | 0 | 1940 |
| IRS990/OccupancyGrp/ProgramServicesAmt | 0 | 17957 |
| IRS990/OccupancyGrp/TotalAmt | 0 | 20167 |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 7959 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 7959 |
| IRS990/OfficerMailingAddressInd | 0 | 0 |
| IRS990/OperateHospitalInd | 0 | 0 |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990/OtherChangesInNetAssetsAmt | 0 | 0 |
| IRS990/OtherEmployeeBenefitsGrp/FundraisingAmt | 0 | 2408 |
| IRS990/OtherEmployeeBenefitsGrp/ManagementAndGeneralAmt | 0 | 5934 |
| IRS990/OtherEmployeeBenefitsGrp/ProgramServicesAmt | 0 | 91221 |
| IRS990/OtherEmployeeBenefitsGrp/TotalAmt | 0 | 99563 |
| IRS990/OtherExpensesGrp/Desc | 0 | REPAIRS AND MAINTENANCE |
| IRS990/OtherExpensesGrp/Desc | 1 | BANK FEES |
| IRS990/OtherExpensesGrp/Desc | 2 | TEACHING MATERIALS |
| IRS990/OtherExpensesGrp/Desc | 3 | POSTAGE AND PRINTING |
| IRS990/OtherExpensesGrp/FundraisingAmt | 0 | 815 |
| IRS990/OtherExpensesGrp/FundraisingAmt | 1 | 4913 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 0 | 5849 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 1 | 49140 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 2 | 1646 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 54134 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 1 | 18297 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 2 | 9493 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 60798 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 49140 |
| IRS990/OtherExpensesGrp/TotalAmt | 2 | 18297 |
| IRS990/OtherExpensesGrp/TotalAmt | 3 | 16052 |
| IRS990/OtherSalariesAndWagesGrp/FundraisingAmt | 0 | 23576 |
| IRS990/OtherSalariesAndWagesGrp/ManagementAndGeneralAmt | 0 | 115505 |
| IRS990/OtherSalariesAndWagesGrp/ProgramServicesAmt | 0 | 1194248 |
| IRS990/OtherSalariesAndWagesGrp/TotalAmt | 0 | 1333329 |
| IRS990/PartialLiquidationInd | 0 | 0 |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | 0 |
| IRS990/PayrollTaxesGrp/FundraisingAmt | 0 | 3487 |
| IRS990/PayrollTaxesGrp/ManagementAndGeneralAmt | 0 | 24938 |
| IRS990/PayrollTaxesGrp/ProgramServicesAmt | 0 | 98066 |
| IRS990/PayrollTaxesGrp/TotalAmt | 0 | 126491 |
| IRS990/PledgesAndGrantsReceivableGrp/EOYAmt | 0 | 11000 |
| IRS990/PoliticalCampaignActyInd | 0 | 0 |
| IRS990/PrepaidExpensesDefrdChargesGrp/BOYAmt | 0 | 11552 |
| IRS990/PrepaidExpensesDefrdChargesGrp/EOYAmt | 0 | 7797 |
| IRS990/PrincipalOfficerNm | 0 | DAVID TIERNEY |
| IRS990/ProfessionalFundraisingInd | 0 | 0 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 0 | 611600 |
| IRS990/ProgramServiceRevenueGrp/Desc | 0 | TUITION AND FEES |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 2068789 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 0 | 2068789 |
| IRS990/ProgSrvcAccomActy2Grp/Desc | 0 | COMMUNITY CONCERTS, PERFORMANCES, WORKSHOPS AND SPEAKER SERIES. |
| IRS990/ProgSrvcAccomActy2Grp/ExpenseAmt | 0 | 66502 |
| IRS990/ProgSrvcAccomActy2Grp/RevenueAmt | 0 | 15615 |
| IRS990/ProhibitedTaxShelterTransInd | 0 | 0 |
| IRS990/PYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/PYContributionsGrantsAmt | 0 | 186705 |
| IRS990/PYExcessBenefitTransInd | 0 | 0 |
| IRS990/PYGrantsAndSimilarPaidAmt | 0 | 47409 |
| IRS990/PYInvestmentIncomeAmt | 0 | 84239 |
| IRS990/PYOtherExpensesAmt | 0 | 368906 |
| IRS990/PYOtherRevenueAmt | 0 | 0 |
| IRS990/PYProgramServiceRevenueAmt | 0 | 1961361 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | 4873 |
| IRS990/PYSalariesCompEmpBnftPaidAmt | 0 | 1811117 |
| IRS990/PYTotalExpensesAmt | 0 | 2227432 |
| IRS990/PYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/PYTotalRevenueAmt | 0 | 2232305 |
| IRS990/QuidProQuoContributionsInd | 0 | 1 |
| IRS990/QuidProQuoContriDisclInd | 0 | 1 |
| IRS990/RcvFndsToPayPrsnlBnftCntrctInd | 0 | 0 |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | 117614 |
| IRS990/RegularMonitoringEnfrcInd | 0 | 1 |
| IRS990/RelatedEntityInd | 0 | 0 |
| IRS990/RelatedOrganizationCtrlEntInd | 0 | 0 |
| IRS990/ReportInvestmentsOtherSecInd | 0 | 0 |
| IRS990/ReportLandBuildingEquipmentInd | 0 | 1 |
| IRS990/ReportOtherAssetsInd | 0 | 0 |
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