Liabilities / Assets
58th percentile
Higher debt load relative to assets than 58% of similar nonprofits.
EIN 68-0187708 • 501(c)3 • St Helena, CA
Profile
To teach the Dr. Maria Montessori philosophy of education and provide learning materials and methods to motivate the child to explore and study mathematics, religion, language, science, history, geography, art, music, and practical skills.
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
58th percentile
Higher debt load relative to assets than 58% of similar nonprofits.
Liabilities / Revenue
81st percentile
Higher debt load relative to revenue than 81% of similar nonprofits.
Net Margin
75th percentile
Higher net margin than 75% of similar nonprofits.
Top Officer Pay
Score unavailable
No filing with officer rows is available for this organization yet.
Asset Growth
47th percentile
Faster asset growth than 47% of similar nonprofits.
Revenue Growth
84th percentile
Faster revenue growth than 84% of similar nonprofits.
Assets
Up$31,936,918
Up $1,419,815 (+4.7%) from 2023
Liabilities
Down$9,591,979
Down $91,997 (-0.9%) from 2023
Net Assets
Up$22,344,939
Up $1,511,812 (+7.3%) from 2023
Revenue
Up$7,448,608
Up $2,010,939 (+37%) from 2023
Expenses
Up$5,936,796
Up $492,355 (+9.0%) from 2023
Net Income
Up$1,511,812
Up $1,518,584 (+22424%) from 2023
Most recent year
2024 • Form 990Detailed filing. Detailed filing data is available for this year.
To teach the Dr. Maria Montessori philosophy of education and provide learning materials and methods to motivate the child to explore and study mathematics, religion, language, science, history, geography, art, music, and practical skills.
St. Helena Montessori School was founded in 1981 and incorporated in 1989 as a nonprofit education organization. The School has been accredited by the Association Montessori International and WASC and offers a complete developmental program from Pk to 12th grade.
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Land, Buildings, and Equipment, Net | $27,946,437 | $27,542,474 | ▼ $403,963 |
| Investments in Publicly Traded Securities | $1,441,684 | $3,575,185 | ▲ $2,133,501 |
| Cash and Non-Interest-Bearing Accounts | $403,645 | $582,871 | ▲ $179,226 |
| Prepaid Expenses and Deferred Charges | $80,824 | $130,535 | ▲ $49,711 |
| Accounts Receivable | $31,842 | $80,021 | ▲ $48,179 |
| Savings and Temporary Cash Investments | $612,671 | $25,832 | ▼ $586,839 |
| Other Notes and Loans Receivable, Net | - | $0 | - |
| Pledges and Grants Receivable | - | $0 | - |
| Receivable From Disqualified Prsn | - | $0 | - |
| Receivables From Officers Etc | - | $0 | - |
| Investments Other Securities | - | $0 | - |
| Investments Program Related | - | $0 | - |
| Intangible Assets | - | $0 | - |
| Inventories for Sale or Use | - | $0 | - |
| Total Assets | $30,517,103 | $31,936,918 | ▲ $1,419,815 |
| Other Assets Total | - | $0 | - |
| Liabilities | |||
| Mortgage Notes Payable Secured by Investment Property | $8,958,117 | $8,760,540 | ▼ $197,577 |
| Deferred Revenue | $468,802 | $566,239 | ▲ $97,437 |
| Accounts Payable and Accrued Expenses | $257,057 | $265,200 | ▲ $8,143 |
| Total Liabilities | $9,683,976 | $9,591,979 | ▼ $91,997 |
| Net Assets / Fund Balance | |||
| Net Assets Without Donor Restrictions | $20,833,127 | $20,303,236 | ▼ $529,891 |
| Net Assets With Donor Restrictions | - | $2,041,703 | - |
| Total Net Assets Fund Balance | $20,833,127 | $22,344,939 | ▲ $1,511,812 |
| Total Liabilities and Net Assets / Fund Balance | $30,517,103 | $31,936,918 | ▲ $1,419,815 |
| Asset | Book Value | Depreciation | Basis |
|---|---|---|---|
| Buildings | $20,272,039 | $6,762,078 | $27,034,117 |
| Land | $6,798,148 | - | $6,798,148 |
| Equipment | $271,386 | $448,676 | $720,062 |
| Other Land Buildings | $200,901 | $42,250 | $243,151 |
| Period | Beginning | Contrib. | Gain/Loss | Other Uses | End |
|---|---|---|---|---|---|
| 2023 | $1,440,684 | $40,210 | ▲ $93,291 | - | $1,574,185 |
| 2022 | $504,480 | $907,274 | ▲ $28,930 | - | $1,440,684 |
| 2021 | $371,170 | $148,201 | ▼ $13,617 | - | $504,480 |
| 2020 | $61,507 | $309,643 | ▲ $20 | - | $371,170 |
| 2019 | $46,264 | $15,243 | - | - | $61,507 |
| Name | Title | Full / Part Time | Base | Other | Total |
|---|---|---|---|---|---|
| Alexander Heil | Adolesc Prog Director | FT | $124,809 | $15,860 | $140,669 |
| Elena Heil | Head of School | FT | $119,676 | $5,841 | $125,517 |
| Delvina Christian | Elem. Program Director | FT | $113,632 | $7,030 | $120,662 |
| Name | Title |
|---|---|
| Henry Gundling | Director |
| Robert Orellana | Director |
| Julie Dickson | Secretary |
| Peter White | Treasurer |
| Contribution Type | Contribution Count | Reported Amount | Valuation Method |
|---|---|---|---|
| Other Non Cash Contri Table | 384 | $245,826 | Fair Market Value (FMV) |
| Other Non Cash Contri Table | 46 | $18,233 | Fair Market Value (FMV) |
| Food Inventory | 1 | $15,600 | Fair Market Value (FMV) |
| Other Non Cash Contri Table | 1 | $12,000 | Fair Market Value (FMV) |
| Cars and Other Vehicles | 1 | $3,000 | Fair Market Value (FMV) |
| Other Non Cash Contri Table | 2 | $840 | Fair Market Value (FMV) |
| Total Noncash Contributions | 435 | $295,499 | - |
| Line Item | Amount |
|---|---|
| Salaries, Compensation, and Employee Benefits | $3,098,701 |
| Other Expenses | $2,407,987 |
| Grants and Similar Amounts Paid | $394,108 |
| Total Fundraising Expense | $310,074 |
| Professional Fundraising Fees | $36,000 |
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Other Salaries and Wages | $1,526,192 | $437,053 | $17,950 | $1,981,195 |
| Depreciation Depletion | $776,772 | $26,013 | $4,047 | $806,832 |
| Interest | $432,182 | $15,756 | $2,251 | $450,189 |
| Other Employee Benefits | $317,516 | $100,948 | $4,369 | $422,833 |
| Grants to Domestic Individuals | $394,108 | - | - | $394,108 |
| Comp Disqual Persons | $330,430 | - | - | $330,430 |
| Insurance | $223,084 | $8,133 | $1,162 | $232,379 |
| Fees for Services Other | $110,421 | $51,735 | $27,211 | $189,367 |
| Payroll Taxes | $140,624 | $42,557 | $1,851 | $185,032 |
| Office Expenses | $114,873 | $53,211 | $2,525 | $170,609 |
| Occupancy | $149,869 | $5,464 | $780 | $156,113 |
| Current Officers, Directors, Trustees, and Key Employees | - | $120,536 | $6,344 | $126,880 |
| Conferences and Meetings | $8,090 | $84,428 | - | $92,518 |
| Pension Plan Contributions | $40,250 | $11,607 | $474 | $52,331 |
| Fees for Services Professional Fundraising | - | - | $36,000 | $36,000 |
| Fees for Services Accounting | - | $29,865 | - | $29,865 |
| Information Technology | - | $24,674 | - | $24,674 |
| Other Expenses | $8,797 | $10,607 | $481 | $10,607 |
| Fees for Services Legal | - | $7,601 | - | $7,601 |
| Advertising | $2,319 | $1,194 | - | $3,513 |
| Total Functional Expenses | $4,575,527 | $1,051,195 | $310,074 | $5,936,796 |
| Line Item | Amount |
|---|---|
| Fundraising Direct Expenses | $54,278 |
| Professional Fundraising Fees | $36,000 |
| Event | Gross Receipts | Gross Revenue | Direct Expenses | Net Income |
|---|---|---|---|---|
| Festa Primavera | $734,199 | - | $12,000 | - |
| Total Events | $734,199 | - | $54,278 | $-54,278 |
| Interested Party | Relationship | Description | Shared Revenue | Amount |
|---|---|---|---|---|
| Alex Heil | Board family | Employee compensation | No | $154,041 |
| Jennifer Heil | Board family | Employee compensation | No | $111,737 |
| Mary White | Board family | Employee compensation | No | $64,652 |
| Matthew Heil | Board family | Contract services | No | $36,000 |
| Line Item | Beginning | End | Change |
|---|---|---|---|
| Receivables from Disqualified Persons | - | $0 | - |
| Receivables from Officers, Directors, Trustees, and Key Employees | - | $0 | - |
“Elena Heil (Head of School) is the mother of: Alex Heil (AP director) and Matthew Heil (director of Development), and the mother-in-law of Jennifer P Heil (Head AP teacher). Peter White is on the board, and his wife Mary White is a teacher's assistant.”
“The bylaws were updated to state: "The Articles may be amended or restated only by a vote of at least 80% of the Directors then serving and These Bylaws may be amended or repealed and new Bylaws adopted only by a vote of at least 80% of the Directors then serving".”
“We let the board know it is complete and offer it upon request in both soft and hard copy.”
“This is discussed at all board meetings and clearly communicated.”
“Elena Heil did full research for payment to Director of Development and AP Director positions to ensure they were getting what is fair and in the spectrum of the particular jobs.”
“Elena Heil, Head of School and Board President determines all salaries and wages based on comparable data and cost of living increases when possible.”
“It is given to anyone upon written or verbal request.”
“The Organization has a Parents' Guild with a handbook written by the school staff and the guild is closely overseen at all times by the administration.”
This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.
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|---|---|---|
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| IRS990/AccountsPayableAccrExpnssGrp/BOYAmt | 0 | 257057 |
| IRS990/AccountsPayableAccrExpnssGrp/EOYAmt | 0 | 265200 |
| IRS990/AccountsReceivableGrp/BOYAmt | 0 | 31842 |
| IRS990/AccountsReceivableGrp/EOYAmt | 0 | 80021 |
| IRS990/AcctCompileOrReviewBasisGrp/SeparateBasisFinclStmtInd | 0 | X |
| IRS990/ActivitiesConductedPrtshpInd | 0 | false |
| IRS990/ActivityOrMissionDesc | 0 | St. Helena Montessori School was founded in 1981 and incorporated in 1989 as a nonprofit education organization. The School has been accredited by the Association Montessori International and WASC and offers a complete developmental program from Pk to 12th grade. |
| IRS990/AdvertisingGrp/ManagementAndGeneralAmt | 0 | 1194 |
| IRS990/AdvertisingGrp/ProgramServicesAmt | 0 | 2319 |
| IRS990/AdvertisingGrp/TotalAmt | 0 | 3513 |
| IRS990/AllOtherContributionsAmt | 0 | 2424287 |
| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 0 |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | true |
| IRS990/AuditCommitteeInd | 0 | true |
| IRS990/BackupWthldComplianceInd | 0 | true |
| IRS990/BenefitsToMembersGrp/TotalAmt | 0 | 0 |
| IRS990/BooksInCareOfDetail/PersonNm | 0 | S Grimes Granados Hillman LLP |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 7079631527 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 880 College Ave |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | St Helena |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | CA |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 94574 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | false |
| IRS990/BusinessRlnWithFamMemInd | 0 | true |
| IRS990/BusinessRlnWithOrgMemInd | 0 | false |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 403645 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 582871 |
| IRS990/ChangeToOrgDocumentsInd | 0 | true |
| IRS990/CntrctRcvdGreaterThan100KCnt | 0 | 0 |
| IRS990/CollectionsOfArtInd | 0 | false |
| IRS990/CompCurrentOfcrDirectorsGrp/FundraisingAmt | 0 | 6344 |
| IRS990/CompCurrentOfcrDirectorsGrp/ManagementAndGeneralAmt | 0 | 120536 |
| IRS990/CompCurrentOfcrDirectorsGrp/TotalAmt | 0 | 126880 |
| IRS990/CompDisqualPersonsGrp/ProgramServicesAmt | 0 | 330430 |
| IRS990/CompDisqualPersonsGrp/TotalAmt | 0 | 330430 |
| IRS990/CompensationFromOtherSrcsInd | 0 | false |
| IRS990/CompensationProcessCEOInd | 0 | true |
| IRS990/CompensationProcessOtherInd | 0 | true |
| IRS990/ConferencesMeetingsGrp/ManagementAndGeneralAmt | 0 | 84428 |
| IRS990/ConferencesMeetingsGrp/ProgramServicesAmt | 0 | 8090 |
| IRS990/ConferencesMeetingsGrp/TotalAmt | 0 | 92518 |
| IRS990/ConflictOfInterestPolicyInd | 0 | true |
| IRS990/ConservationEasementsInd | 0 | false |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | false |
| IRS990/ContriRptFundraisingEventAmt | 0 | 734199 |
| IRS990/CreditCounselingInd | 0 | false |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 3158486 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 394108 |
| IRS990/CYInvestmentIncomeAmt | 0 | 196482 |
| IRS990/CYOtherExpensesAmt | 0 | 2407987 |
| IRS990/CYOtherRevenueAmt | 0 | -24573 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 4118213 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 1511812 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 3098701 |
| IRS990/CYTotalExpensesAmt | 0 | 5936796 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 310074 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 36000 |
| IRS990/CYTotalRevenueAmt | 0 | 7448608 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | false |
| IRS990/DeductibleArtContributionInd | 0 | false |
| IRS990/DeductibleNonCashContriInd | 0 | true |
| IRS990/DeferredRevenueGrp/BOYAmt | 0 | 468802 |
| IRS990/DeferredRevenueGrp/EOYAmt | 0 | 566239 |
| IRS990/DelegationOfMgmtDutiesInd | 0 | false |
| IRS990/DepreciationDepletionGrp/FundraisingAmt | 0 | 4047 |
| IRS990/DepreciationDepletionGrp/ManagementAndGeneralAmt | 0 | 26013 |
| IRS990/DepreciationDepletionGrp/ProgramServicesAmt | 0 | 776772 |
| IRS990/DepreciationDepletionGrp/TotalAmt | 0 | 806832 |
| IRS990/Desc | 0 | SHMS runs a school and offers a Montessori Education to children from age 18 months to 17 years old. |
| IRS990/DescribedInSection501c3Ind | 0 | true |
| IRS990/DisregardedEntityInd | 0 | false |
| IRS990/DocumentRetentionPolicyInd | 0 | true |
| IRS990/DonorAdvisedFundInd | 0 | false |
| IRS990/DonorRestrictionNetAssetsGrp/EOYAmt | 0 | 2041703 |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | true |
| IRS990/ElectionOfBoardMembersInd | 0 | false |
| IRS990/EmployeeCnt | 0 | 48 |
| IRS990/EmploymentTaxReturnsFiledInd | 0 | true |
| IRS990/EngagedInExcessBenefitTransInd | 0 | false |
| IRS990/ExpenseAmt | 0 | 4575527 |
| IRS990/FamilyOrBusinessRlnInd | 0 | true |
| IRS990/FederalGrantAuditRequiredInd | 0 | false |
| IRS990/FeesForServicesAccountingGrp/ManagementAndGeneralAmt | 0 | 29865 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 29865 |
| IRS990/FeesForServicesLegalGrp/ManagementAndGeneralAmt | 0 | 7601 |
| IRS990/FeesForServicesLegalGrp/TotalAmt | 0 | 7601 |
| IRS990/FeesForServicesLobbyingGrp/TotalAmt | 0 | 0 |
| IRS990/FeesForServicesManagementGrp/TotalAmt | 0 | 0 |
| IRS990/FeesForServicesOtherGrp/FundraisingAmt | 0 | 27211 |
| IRS990/FeesForServicesOtherGrp/ManagementAndGeneralAmt | 0 | 51735 |
| IRS990/FeesForServicesOtherGrp/ProgramServicesAmt | 0 | 110421 |
| IRS990/FeesForServicesOtherGrp/TotalAmt | 0 | 189367 |
| IRS990/FeesForServicesProfFundraising/FundraisingAmt | 0 | 36000 |
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| IRS990/FeesForSrvcInvstMgmntFeesGrp/TotalAmt | 0 | 0 |
| IRS990/ForeignActivitiesInd | 0 | false |
| IRS990/ForeignFinancialAccountInd | 0 | false |
| IRS990/ForeignGrantsGrp/TotalAmt | 0 | 0 |
| IRS990/ForeignOfficeInd | 0 | false |
| IRS990/Form1098CFiledInd | 0 | true |
| IRS990/Form8282FiledCnt | 0 | 0 |
| IRS990/Form8282PropertyDisposedOfInd | 0 | false |
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| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 3 | 0.00 |
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| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 6 | 0.50 |
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| IRS990/Form990PartVIISectionAGrp/OfficerInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 0 | 15860 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 1 | 5841 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 2 | 7030 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | Alexander Heil |
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| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | Delvina Christian |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | Julie Dickson |
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| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 4 | 0 |
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| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 3 | 0 |
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| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | Head of School |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | Elem. Program Dir. |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | Secretary |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | Treasurer |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | Director |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | Director |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | true |
| IRS990/FormationYr | 0 | 1989 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | false |
| IRS990/FSAuditedInd | 0 | false |
| IRS990/FundraisingActivitiesInd | 0 | true |
| IRS990/FundraisingAmt | 0 | 734199 |
| IRS990/FundraisingDirectExpensesAmt | 0 | 54278 |
| IRS990/GamingActivitiesInd | 0 | false |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 5 |
| IRS990/GrantAmt | 0 | 394108 |
| IRS990/GrantsToDomesticIndividualsGrp/ProgramServicesAmt | 0 | 394108 |
| IRS990/GrantsToDomesticIndividualsGrp/TotalAmt | 0 | 394108 |
| IRS990/GrantsToDomesticOrgsGrp/TotalAmt | 0 | 0 |
| IRS990/GrantsToIndividualsInd | 0 | true |
| IRS990/GrantsToOrganizationsInd | 0 | false |
| IRS990/GrantToRelatedPersonInd | 0 | true |
| IRS990/GrossReceiptsAmt | 0 | 7502886 |
| IRS990/GrossRentsGrp/RealAmt | 0 | 12663 |
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| IRS990/IncmFromInvestBondProceedsGrp/TotalRevenueColumnAmt | 0 | 0 |
| IRS990/IndependentAuditFinclStmtInd | 0 | false |
| IRS990/IndependentVotingMemberCnt | 0 | 3 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 3 |
| IRS990/IndoorTanningServicesInd | 0 | false |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InformationTechnologyGrp/ManagementAndGeneralAmt | 0 | 24674 |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 24674 |
| IRS990/InsuranceGrp/FundraisingAmt | 0 | 1162 |
| IRS990/InsuranceGrp/ManagementAndGeneralAmt | 0 | 8133 |
| IRS990/InsuranceGrp/ProgramServicesAmt | 0 | 223084 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 232379 |
| IRS990/IntangibleAssetsGrp/EOYAmt | 0 | 0 |
| IRS990/InterestGrp/FundraisingAmt | 0 | 2251 |
| IRS990/InterestGrp/ManagementAndGeneralAmt | 0 | 15756 |
| IRS990/InterestGrp/ProgramServicesAmt | 0 | 432182 |
| IRS990/InterestGrp/TotalAmt | 0 | 450189 |
| IRS990/InventoriesForSaleOrUseGrp/EOYAmt | 0 | 0 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 196482 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 196482 |
| IRS990/InvestmentInJointVentureInd | 0 | false |
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| IRS990/InvestmentsPubTradedSecGrp/EOYAmt | 0 | 3575185 |
| IRS990/IRPDocumentCnt | 0 | 40 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
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| IRS990/LandBldgEquipBasisNetGrp/BOYAmt | 0 | 27946437 |
| IRS990/LandBldgEquipBasisNetGrp/EOYAmt | 0 | 27542474 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 34795478 |
| IRS990/LegalDomicileStateCd | 0 | CA |
| IRS990/LoanOutstandingInd | 0 | false |
| IRS990/LobbyingActivitiesInd | 0 | false |
| IRS990/LocalChaptersInd | 0 | true |
| IRS990/MaterialDiversionOrMisuseInd | 0 | false |
| IRS990/MembersOrStockholdersInd | 0 | false |
| IRS990/MethodOfAccountingAccrualInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | true |
| IRS990/MinutesOfGoverningBodyInd | 0 | true |
| IRS990/MissionDesc | 0 | To teach the Dr. Maria Montessori philosophy of education and provide learning materials and methods to motivate the child to explore and study mathematics, religion, language, science, history, geography, art, music, and practical skills. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | false |
| IRS990/MoreThan5000KToOrgInd | 0 | false |
| IRS990/MortgNotesPyblScrdInvstPropGrp/BOYAmt | 0 | 8958117 |
| IRS990/MortgNotesPyblScrdInvstPropGrp/EOYAmt | 0 | 8760540 |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 20833127 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 22344939 |
| IRS990/NetGainOrLossInvestmentsGrp/TotalRevenueColumnAmt | 0 | 0 |
| IRS990/NetIncmFromFundraisingEvtGrp/ExclusionAmt | 0 | -54278 |
| IRS990/NetIncmFromFundraisingEvtGrp/TotalRevenueColumnAmt | 0 | -54278 |
| IRS990/NetIncomeFromGamingGrp/TotalRevenueColumnAmt | 0 | 0 |
| IRS990/NetIncomeOrLossGrp/TotalRevenueColumnAmt | 0 | 0 |
| IRS990/NetRentalIncomeOrLossGrp/RelatedOrExemptFuncIncomeAmt | 0 | 12663 |
| IRS990/NetRentalIncomeOrLossGrp/TotalRevenueColumnAmt | 0 | 12663 |
| IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt | 0 | 20833127 |
| IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt | 0 | 20303236 |
| IRS990/NoncashContributionsAmt | 0 | 295499 |
| IRS990/NondeductibleContributionsInd | 0 | false |
| IRS990/OccupancyGrp/FundraisingAmt | 0 | 780 |
| IRS990/OccupancyGrp/ManagementAndGeneralAmt | 0 | 5464 |
| IRS990/OccupancyGrp/ProgramServicesAmt | 0 | 149869 |
| IRS990/OccupancyGrp/TotalAmt | 0 | 156113 |
| IRS990/OfficeExpensesGrp/FundraisingAmt | 0 | 2525 |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 53211 |
| IRS990/OfficeExpensesGrp/ProgramServicesAmt | 0 | 114873 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 170609 |
| IRS990/OfficerMailingAddressInd | 0 | false |
| IRS990/OperateHospitalInd | 0 | false |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990/OtherAssetsTotalGrp/EOYAmt | 0 | 0 |
| IRS990/OtherEmployeeBenefitsGrp/FundraisingAmt | 0 | 4369 |
| IRS990/OtherEmployeeBenefitsGrp/ManagementAndGeneralAmt | 0 | 100948 |
| IRS990/OtherEmployeeBenefitsGrp/ProgramServicesAmt | 0 | 317516 |
| IRS990/OtherEmployeeBenefitsGrp/TotalAmt | 0 | 422833 |
| IRS990/OtherExpensesGrp/Desc | 0 | Event expenses |
| IRS990/OtherExpensesGrp/Desc | 1 | Other expenses |
| IRS990/OtherExpensesGrp/Desc | 2 | Equipment rental |
| IRS990/OtherExpensesGrp/FundraisingAmt | 0 | 204629 |
| IRS990/OtherExpensesGrp/FundraisingAmt | 1 | 481 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 0 | 19813 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 1 | 10607 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 8797 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 204629 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 29091 |
| IRS990/OtherExpensesGrp/TotalAmt | 2 | 10607 |
| IRS990/OtherRevenueMiscGrp/BusinessCd | 0 | 900099 |
| IRS990/OtherRevenueMiscGrp/Desc | 0 | Other income |
| IRS990/OtherRevenueMiscGrp/ExclusionAmt | 0 | 17042 |
| IRS990/OtherRevenueMiscGrp/TotalRevenueColumnAmt | 0 | 17042 |
| IRS990/OtherRevenueTotalAmt | 0 | 17042 |
| IRS990/OtherSalariesAndWagesGrp/FundraisingAmt | 0 | 17950 |
| IRS990/OtherSalariesAndWagesGrp/ManagementAndGeneralAmt | 0 | 437053 |
| IRS990/OtherSalariesAndWagesGrp/ProgramServicesAmt | 0 | 1526192 |
| IRS990/OtherSalariesAndWagesGrp/TotalAmt | 0 | 1981195 |
| IRS990/OthNotesLoansReceivableNetGrp/EOYAmt | 0 | 0 |
| IRS990/PartialLiquidationInd | 0 | false |
| IRS990/PaymentsToAffiliatesGrp/TotalAmt | 0 | 0 |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | false |
| IRS990/PayrollTaxesGrp/FundraisingAmt | 0 | 1851 |
| IRS990/PayrollTaxesGrp/ManagementAndGeneralAmt | 0 | 42557 |
| IRS990/PayrollTaxesGrp/ProgramServicesAmt | 0 | 140624 |
| IRS990/PayrollTaxesGrp/TotalAmt | 0 | 185032 |
| IRS990/PensionPlanContributionsGrp/FundraisingAmt | 0 | 474 |
| IRS990/PensionPlanContributionsGrp/ManagementAndGeneralAmt | 0 | 11607 |
| IRS990/PensionPlanContributionsGrp/ProgramServicesAmt | 0 | 40250 |
| IRS990/PensionPlanContributionsGrp/TotalAmt | 0 | 52331 |
| IRS990/PledgesAndGrantsReceivableGrp/EOYAmt | 0 | 0 |
| IRS990/PoliciesReferenceChaptersInd | 0 | true |
| IRS990/PoliticalCampaignActyInd | 0 | false |
| IRS990/PrepaidExpensesDefrdChargesGrp/BOYAmt | 0 | 80824 |
| IRS990/PrepaidExpensesDefrdChargesGrp/EOYAmt | 0 | 130535 |
| IRS990/PrincipalOfficerNm | 0 | Elena Heil |
| IRS990/ProfessionalFundraisingInd | 0 | true |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 0 | 611600 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 1 | 611600 |
| IRS990/ProgramServiceRevenueGrp/Desc | 0 | App & registration fees |
| IRS990/ProgramServiceRevenueGrp/Desc | 1 | Tuition |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 63800 |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 1 | 4054413 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 0 | 63800 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 1 | 4054413 |
| IRS990/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990/PYContributionsGrantsAmt | 0 | 1346997 |
| IRS990/PYExcessBenefitTransInd | 0 | false |
| IRS990/PYGrantsAndSimilarPaidAmt | 0 | 337933 |
| IRS990/PYInvestmentIncomeAmt | 0 | 140872 |
| IRS990/PymtTravelEntrtnmntPubOfclGrp/TotalAmt | 0 | 0 |
| IRS990/PYOtherExpensesAmt | 0 | 2109599 |
| IRS990/PYOtherRevenueAmt | 0 | -14875 |
| IRS990/PYProgramServiceRevenueAmt | 0 | 3964675 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | -6772 |
| IRS990/PYSalariesCompEmpBnftPaidAmt | 0 | 2960909 |
| IRS990/PYTotalExpensesAmt | 0 | 5444441 |
| IRS990/PYTotalProfFndrsngExpnsAmt | 0 | 36000 |
| IRS990/PYTotalRevenueAmt | 0 | 5437669 |
| IRS990/QuidProQuoContributionsInd | 0 | true |
| IRS990/QuidProQuoContriDisclInd | 0 | true |
| IRS990/RcvblFromDisqualifiedPrsnGrp/EOYAmt | 0 | 0 |
| IRS990/RcvFndsToPayPrsnlBnftCntrctInd | 0 | false |
| IRS990/ReceivablesFromOfficersEtcGrp/EOYAmt | 0 | 0 |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | 1511812 |
| IRS990/RegularMonitoringEnfrcInd | 0 | true |
| IRS990/RelatedEntityInd | 0 | false |
| IRS990/RelatedOrganizationCtrlEntInd | 0 | false |
| IRS990/RentalIncomeOrLossGrp/RealAmt | 0 | 12663 |
| IRS990/ReportInvestmentsOtherSecInd | 0 | false |
| IRS990/ReportLandBuildingEquipmentInd | 0 | true |
| IRS990/ReportOtherAssetsInd | 0 | false |
| IRS990/ReportOtherLiabilitiesInd | 0 | false |
| IRS990/ReportProgramRelatedInvstInd | 0 | false |
| IRS990/RevenueAmt | 0 | 4118213 |
| IRS990/RoyaltiesGrp/TotalAmt | 0 | 0 |
| IRS990/RoyaltiesRevenueGrp/TotalRevenueColumnAmt | 0 | 0 |
| IRS990/SavingsAndTempCashInvstGrp/BOYAmt | 0 | 612671 |
| IRS990/SavingsAndTempCashInvstGrp/EOYAmt | 0 | 25832 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearAmt | 0 | 3158486 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus1YearAmt | 0 | 1346997 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 1925989 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 1315751 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 292954 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/TotalAmt | 0 | 8040177 |
| IRS990ScheduleA/GovtFurnSrvcFcltsVl170Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearAmt | 0 | 196722 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus1YearAmt | 0 | 165723 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 2772 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 224 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/TotalAmt | 0 | 365441 |
| IRS990ScheduleA/GrossReceiptsRltdActivitiesAmt | 0 | 18124854 |
| IRS990ScheduleA/OtherIncome170Grp/CurrentTaxYearAmt | 0 | 17042 |
| IRS990ScheduleA/OtherIncome170Grp/CurrentTaxYearMinus1YearAmt | 0 | 11912 |
| IRS990ScheduleA/OtherIncome170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 19060 |
| IRS990ScheduleA/OtherIncome170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 80473 |
| IRS990ScheduleA/OtherIncome170Grp/TotalAmt | 0 | 128487 |
| IRS990ScheduleA/PublicSupportCY170Pct | 0 | 0.67650 |
| IRS990ScheduleA/PublicSupportPY170Pct | 0 | 0.77610 |
| IRS990ScheduleA/PublicSupportTotal170Amt | 0 | 5773143 |
| IRS990ScheduleA/SchoolInd | 0 | X |
| IRS990ScheduleA/SubstantialContributorsTotAmt | 0 | 2267034 |
| IRS990ScheduleA/TaxRevLeviedOrgnztnlBnft170Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/ThirtyThrPctSuprtTestsCY170Ind | 0 | X |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearAmt | 0 | 3158486 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus1YearAmt | 0 | 1346997 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 1925989 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 1315751 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 292954 |
| IRS990ScheduleA/TotalCalendarYear170Grp/TotalAmt | 0 | 8040177 |
| IRS990ScheduleA/TotalSupportAmt | 0 | 8534105 |
| IRS990ScheduleA/UnrelatedBusinessNetIncm170Grp/TotalAmt | 0 | 0 |
| 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 |
| IRS990/ScheduleBRequiredInd | 0 | true |
| IRS990ScheduleD/BoardDesignatedBalanceEOYPct | 0 | 1.00000 |
| IRS990ScheduleD/BuildingsGrp/BookValueAmt | 0 | 20272039 |
| IRS990ScheduleD/BuildingsGrp/DepreciationAmt | 0 | 6762078 |
| IRS990ScheduleD/BuildingsGrp/OtherCostOrOtherBasisAmt | 0 | 27034117 |
| IRS990ScheduleD/CYEndwmtFundGrp/BeginningYearBalanceAmt | 0 | 1440684 |
| IRS990ScheduleD/CYEndwmtFundGrp/ContributionsAmt | 0 | 40210 |
| IRS990ScheduleD/CYEndwmtFundGrp/EndYearBalanceAmt | 0 | 1574185 |
| IRS990ScheduleD/CYEndwmtFundGrp/InvestmentEarningsOrLossesAmt | 0 | 93291 |
| IRS990ScheduleD/CYMinus1YrEndwmtFundGrp/BeginningYearBalanceAmt | 0 | 504480 |
| IRS990ScheduleD/CYMinus1YrEndwmtFundGrp/ContributionsAmt | 0 | 907274 |
| IRS990ScheduleD/CYMinus1YrEndwmtFundGrp/EndYearBalanceAmt | 0 | 1440684 |
| IRS990ScheduleD/CYMinus1YrEndwmtFundGrp/InvestmentEarningsOrLossesAmt | 0 | 28930 |
| IRS990ScheduleD/CYMinus2YrEndwmtFundGrp/AdministrativeExpensesAmt | 0 | 1274 |
| IRS990ScheduleD/CYMinus2YrEndwmtFundGrp/BeginningYearBalanceAmt | 0 | 371170 |
| IRS990ScheduleD/CYMinus2YrEndwmtFundGrp/ContributionsAmt | 0 | 148201 |
| IRS990ScheduleD/CYMinus2YrEndwmtFundGrp/EndYearBalanceAmt | 0 | 504480 |
| IRS990ScheduleD/CYMinus2YrEndwmtFundGrp/InvestmentEarningsOrLossesAmt | 0 | -13617 |
| IRS990ScheduleD/CYMinus3YrEndwmtFundGrp/BeginningYearBalanceAmt | 0 | 61507 |
| IRS990ScheduleD/CYMinus3YrEndwmtFundGrp/ContributionsAmt | 0 | 309643 |
| IRS990ScheduleD/CYMinus3YrEndwmtFundGrp/EndYearBalanceAmt | 0 | 371170 |
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