Liabilities / Assets
66th percentile
Higher debt load relative to assets than 66% of similar nonprofits.
EIN 54-1538212 • 501(c)3 • Oakton, VA
Profile
Flint Hill is a private nonsectarian school of 1,081 preschool through high school students from 95 countries. We create developmental experiences that embrace the best practices of traditional and contemporary education. Through continuous growth,
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
66th percentile
Higher debt load relative to assets than 66% of similar nonprofits.
Liabilities / Revenue
71st percentile
Higher debt load relative to revenue than 71% of similar nonprofits.
Net Margin
48th percentile
Higher net margin than 48% of similar nonprofits.
Top Officer Pay
67th percentile
Higher top officer pay than 67% of similar nonprofits.
Top officer pay equals 0.9% of source-year revenue.
Asset Growth
58th percentile
Faster asset growth than 58% of similar nonprofits.
Revenue Growth
52nd percentile
Faster revenue growth than 52% of similar nonprofits.
Assets
Up$99,430,257
Up $7,378,273 (+8.0%) from 2023
Liabilities
Down$42,715,918
Down $369,742 (-0.9%) from 2023
Net Assets
Up$56,714,339
Up $7,748,015 (+16%) from 2023
Revenue
Up$54,016,398
Up $4,608,558 (+9.3%) from 2023
Expenses
Up$51,813,183
Up $1,881,143 (+3.8%) from 2023
Net Income
Up$2,203,215
Up $2,727,415 (+520%) from 2023
Most recent year
2024 • Form 990Detailed filing. Detailed filing data is available for this year.
Flint Hill is a private nonsectarian school of 1,049 preschool through high school students from 95 countries. We create developmental experiences that embrace the best practices of traditional and contemporary education. Through continuous growth,
Flint Hill is a private nonsectarian school of 1,081 preschool through high school students from 95 countries. We create developmental experiences that embrace the best practices of traditional and contemporary education. Through continuous growth,
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Land, Buildings, and Equipment, Net | $59,124,399 | $58,953,945 | ▼ $170,454 |
| Savings and Temporary Cash Investments | $24,310,762 | $25,742,002 | ▲ $1,431,240 |
| Investments in Publicly Traded Securities | $6,425,693 | $7,060,177 | ▲ $634,484 |
| Accounts Receivable | $536,830 | $5,501,321 | ▲ $4,964,491 |
| Prepaid Expenses and Deferred Charges | $602,016 | $430,867 | ▼ $171,149 |
| Cash and Non-Interest-Bearing Accounts | $-127,903 | $69,391 | ▲ $197,294 |
| Inventories for Sale or Use | $51,747 | $54,484 | ▲ $2,737 |
| Pledges and Grants Receivable | $447,885 | $45,900 | ▼ $401,985 |
| Total Assets | $92,051,984 | $99,430,257 | ▲ $7,378,273 |
| Other Assets Total | $680,555 | $1,572,170 | ▲ $891,615 |
| Liabilities | |||
| Tax Exempt Bond Liabilities | $23,206,082 | $21,671,957 | ▼ $1,534,125 |
| Deferred Revenue | $18,488,901 | $17,913,045 | ▼ $575,856 |
| Other Liabilities | $533,258 | $1,588,640 | ▲ $1,055,382 |
| Accounts Payable and Accrued Expenses | $857,419 | $1,542,276 | ▲ $684,857 |
| Total Liabilities | $43,085,660 | $42,715,918 | ▼ $369,742 |
| Net Assets / Fund Balance | |||
| Net Assets Without Donor Restrictions | $42,508,899 | $49,621,316 | ▲ $7,112,417 |
| Net Assets With Donor Restrictions | $6,457,425 | $7,093,023 | ▲ $635,598 |
| Total Net Assets Fund Balance | $48,966,324 | $56,714,339 | ▲ $7,748,015 |
| Total Liabilities and Net Assets / Fund Balance | $92,051,984 | $99,430,257 | ▲ $7,378,273 |
| Asset | Book Value | Depreciation | Basis |
|---|---|---|---|
| Buildings | $39,528,628 | $28,960,405 | $68,489,033 |
| Equipment | $5,782,611 | $5,200,902 | $10,983,513 |
| Land | $9,255,066 | - | $9,255,066 |
| Other Land Buildings | $4,387,640 | $4,623,456 | $9,011,096 |
| Period | Beginning | Contrib. | Gain/Loss | Other Uses | End |
|---|---|---|---|---|---|
| 2023 | $6,425,693 | $58,824 | ▲ $768,470 | $192,810 | $7,060,177 |
| 2022 | $5,769,666 | $400,408 | ▲ $428,709 | $173,090 | $6,425,693 |
| 2021 | $6,140,679 | $354,490 | ▼ $541,283 | $184,220 | $5,769,666 |
| 2020 | $5,030,134 | $120,550 | ▲ $1,140,899 | $150,904 | $6,140,679 |
| 2019 | $4,716,027 | $52,850 | ▲ $402,738 | $141,481 | $5,030,134 |
| Name | Title | Full / Part Time | Base | Other | Total |
|---|---|---|---|---|---|
| Patrick McHonett | Secretary/Head of School | FT | $450,709 | $40,304 | $491,013 |
| Patrick McHonett | - | - | $450,709 | $40,304 | $491,013 |
| Meredith Vanduyne | Asst Head of Sch - Institutional Advancement | FT | $222,114 | $46,665 | $268,779 |
| Meredith Vanduyne | - | - | $222,114 | $46,665 | $268,779 |
| Donald Paige | - | - | $161,803 | $42,404 | $204,207 |
| Donald Paige | Director of Upper School | FT | $161,803 | $42,403 | $204,206 |
| Mark Cappello | Director of Facilities | FT | $164,409 | $37,074 | $201,483 |
| Mark Cappello | - | - | $164,409 | $37,074 | $201,483 |
| Jennifer Webb | Director of Mkting and Communications | FT | $152,410 | $41,773 | $194,183 |
| Jennifer Webb | - | - | $152,410 | $41,773 | $194,183 |
| Melissa Holder-Murray | Director of Human Resources | FT | $154,008 | $38,320 | $192,328 |
| Melissa Holder-Murray | - | - | $154,008 | $38,320 | $192,328 |
| Rick Clark | Controller | FT | $147,507 | $41,353 | $188,860 |
| Rick Clark | - | - | $147,507 | $41,353 | $188,860 |
| Mia Burton | Director of Institutional Equity & Inclusion | FT | $160,513 | $23,844 | $184,357 |
| Mia Burton | - | - | $160,513 | $23,844 | $184,357 |
| Anne Peterson | Asst Secretary/Asst Head of Sch for Finance and Operations | FT | $151,315 | $10,695 | $162,010 |
| Anne Peterson | - | - | $151,315 | $10,695 | $162,010 |
| Name | Title |
|---|---|
| Lucia Anna Trigiani | Chair |
| Lisa Wright Renner | Vice Chair |
| Alexandra Bettius | Board of Trustees |
| Dave Wiley | Board of Trustees |
| David White | Board of Trustees |
| Edward Dean III | Board of Trustees |
| Eric Hemmer | Board of Trustees |
| Howard-John Wesley | Board of Trustees |
| Hugh Taylor | Board of Trustees |
| Joe Musella | Board of Trustees |
| Kelly Nakamoto | Board of Trustees |
| Linnie Haynesworth | Board of Trustees |
| Mahesh Shenai | Board of Trustees |
| Miki King | Board of Trustees |
| Nate Davis | Board of Trustees |
| Omar Balkissoon | Board of Trustees |
| Richard Moxley | Board of Trustees |
| Scott McCandless | Board of Trustees |
| Tanaia Parker | Board of Trustees |
| Taylor Chess | Board of Trustees |
| Terry Nelson | Board of Trustees |
| Tim Rupli | Board of Trustees |
| John Wasson | Treasurer |
| Contribution Type | Contribution Count | Reported Amount | Valuation Method |
|---|---|---|---|
| Securities Publicly Traded | 10 | $38,004 | Fair Market Value (FMV) |
| Other Non Cash Contri Table | 27 | $7,020 | Fair Market Value (FMV) |
| Total Noncash Contributions | 37 | $45,024 | - |
| Line Item | Amount |
|---|---|
| Salaries, Compensation, and Employee Benefits | $31,696,822 |
| Other Expenses | $14,740,491 |
| Grants and Similar Amounts Paid | $5,375,870 |
| Total Fundraising Expense | $1,817,896 |
| Professional Fundraising Fees | $0 |
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Other Salaries and Wages | $20,451,044 | $667,554 | $839,178 | $21,957,776 |
| Other Employee Benefits | $5,335,106 | $138,786 | $147,063 | $5,620,955 |
| Grants to Domestic Individuals | $5,375,870 | - | - | $5,375,870 |
| Depreciation Depletion | $3,116,840 | $350,214 | $35,021 | $3,502,075 |
| Occupancy | $3,130,310 | $98,383 | $6,700 | $3,235,393 |
| Payroll Taxes | $1,523,253 | $88,009 | $77,365 | $1,688,627 |
| Pension Plan Contributions | $1,204,717 | $66,015 | $60,059 | $1,330,791 |
| Current Officers, Directors, Trustees, and Key Employees | $0 | $803,774 | $294,899 | $1,098,673 |
| Information Technology | $880,808 | $0 | $0 | $880,808 |
| Interest | $767,614 | $86,249 | $8,625 | $862,488 |
| Other Expenses | $771,247 | $0 | $0 | $771,247 |
| Insurance | $62,846 | $338,976 | $0 | $401,822 |
| Fees for Services Other | $189,247 | $159,672 | $0 | $348,919 |
| Office Expenses | $249,779 | $47,255 | $30,311 | $327,345 |
| All Other Expenses | $178,364 | $109,600 | $3,682 | $291,646 |
| Travel | $109,436 | $0 | $0 | $109,436 |
| Advertising | $45,430 | $0 | $0 | $45,430 |
| Fees for Service Investment Mgmnt Fees | $0 | $29,589 | $0 | $29,589 |
| Fees for Services Legal | $0 | $20,077 | $0 | $20,077 |
| Total Functional Expenses | $46,751,398 | $3,243,889 | $1,817,896 | $51,813,183 |
| Line Item | Amount |
|---|---|
| Total Expenses per Form 990 | $51,813,183 |
| Total Expenses per Audited Statements | $46,628,225 |
| Expenses per Audited Statements | $46,407,724 |
| Expenses Not Reported on Financial Statements | $5,405,459 |
| Other Expense Adjustments | $5,375,870 |
| Expenses Not Reported on Form 990 | $220,501 |
| Line Item | Amount |
|---|---|
| Fundraising Direct Expenses | $121,840 |
| Fundraising Gross Income | $97,909 |
| Gaming Gross Income | $4,339 |
| Gaming Direct Expenses | $107 |
| Professional Fundraising Fees | $0 |
| Event | Gross Receipts | Gross Revenue | Direct Expenses | Net Income |
|---|---|---|---|---|
| Concessions | $87,134 | $74,924 | $74,924 | $0 |
| Golf Tournament | $82,585 | $22,985 | $1,645 | $21,340 |
| Total Events | $169,719 | $97,909 | $121,840 | $-23,931 |
| Liability | Amount |
|---|---|
| Finance leases payable | $982,729 |
| Operating lease liability | $480,911 |
| Refundable advance | $125,000 |
| Bond | Issuer | Issued | Issue Price | Purpose |
|---|---|---|---|---|
| A | Educational Series 2019 Facilities Revenue Bonds | 2019-06-24 | $26,000,000 | Financing new construction |
| Bond | Total Proceeds | Spent | Retired | Issuance Costs |
|---|---|---|---|---|
| A | $26,000,000 | $0 | $0 | $49,885 |
“The auditor reviews the Form 990 with the Executive Committee of the Board of Trustees prior to the form being filed.”
“The Board of Trustees has a written Conflict of Interest policy and a copy is given to each Trustee once a year to be read, signed and collected by the Board Secretary and filed for record.”
“The School is a member of the national, state and regional independent school organizations which collect statistical data every year including salary and benefit information of the Head of School. The results are used as comparability data in determining fair salaries. The Head of Schools salary and expense account are determined by the Executive Committee (4 others) of the Board of Trustees, with discussion to come to a decision. All other benefits for the Head of School are the same as all other employees of the school.”
“The process is the same as 15a above. The salary for the Assistant Head of School for Finance and Operations and other key employees is determined using the same comparability data, with annual increases determined as a percentage by the full Board of Trustees.”
“School makes these documents available to the public upon request.”
“The primary use of these funds is to provide income for the School. Within these funds the donors have specified uses for scholarships, technology, and learning center.”
“Financial aid ($5,375,870) and investment fees ($29,589).”
“Special events and gaming ($121,947) and cost of goods sold ($98,554).”
“Special events and gaming ($121,947) and cost of goods sold ($98,554).”
“Financial aid ($5,375,870) and investment fees ($29,589).”
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/AccountsReceivableGrp/EOYAmt | 0 | 5501321 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | false |
| IRS990/ActivityOrMissionDesc | 0 | Flint Hill is a private nonsectarian school of 1,081 preschool through high school students from 95 countries. We create developmental experiences that embrace the best practices of traditional and contemporary education. Through continuous growth, |
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| IRS990/AdvertisingGrp/ManagementAndGeneralAmt | 0 | 0 |
| IRS990/AdvertisingGrp/ProgramServicesAmt | 0 | 45430 |
| IRS990/AdvertisingGrp/TotalAmt | 0 | 45430 |
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| IRS990/AllOtherExpensesGrp/ProgramServicesAmt | 0 | 178364 |
| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 291646 |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | true |
| IRS990/AuditCommitteeInd | 0 | true |
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| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 7035842300 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 3320 Jermantown Road |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | Oakton |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | VA |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 22124 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | false |
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| IRS990/DepreciationDepletionGrp/TotalAmt | 0 | 3502075 |
| IRS990/Desc | 0 | Educational Programs, General/Other: The School provides a private nonsectarian school of instruction for children in preschool, kindergarten, grade school and high school. The School has 1,081 preschool through high school students. |
| IRS990/DescribedInSection501c3Ind | 0 | true |
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| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 1 | 46665 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 2 | 37074 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 3 | 42403 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 4 | 23844 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 5 | 38320 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 6 | 41773 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 7 | 10695 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 8 | 41353 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 12 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 13 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 14 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 15 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 16 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 17 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 18 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 19 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 20 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 21 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 22 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 23 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 24 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 25 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 26 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 27 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 28 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 29 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 30 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 31 | 0 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | Patrick McHonett |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | Meredith Vanduyne |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | Mark Cappello |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | Donald Paige |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | Mia Burton |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | Melissa Holder-Murray |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | Jennifer Webb |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | Anne Peterson |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | Rick Clark |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 9 | Tim Rupli |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 10 | Howard-John Wesley |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 11 | Dave Wiley |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 12 | Miki King |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 13 | Linnie Haynesworth |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 14 | David White |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 15 | Taylor Chess |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 16 | Kelly Nakamoto |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 17 | Terry Nelson |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 18 | Nate Davis |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 19 | Richard Moxley |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 20 | Edward Dean III |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 21 | Mahesh Shenai |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 22 | Eric Hemmer |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 23 | Hugh Taylor |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 24 | Omar Balkissoon |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 25 | Alexandra Bettius |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 26 | Joe Musella |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 27 | Tanaia Parker |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 28 | Scott McCandless |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 29 | Lisa Wright Renner |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 30 | John Wasson |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 31 | Lucia Anna Trigiani |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 450709 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 1 | 222114 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 2 | 164409 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 3 | 161803 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 4 | 160513 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 5 | 154008 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 6 | 152410 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 7 | 151315 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 8 | 147507 |
| 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 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 21 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 22 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 23 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 24 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 25 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 26 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 27 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 28 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 29 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 30 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 31 | 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/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/ReportableCompFromRltdOrgAmt | 22 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 23 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 24 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 25 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 26 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 27 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 28 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 29 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 30 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 31 | 0 |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 0 | Secretary/Head of School |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | Asst Head of Sch - Institutional Advancement |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | Director of Facilities |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | Director of Upper School |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | Director of Institutional Equity & Inclusion |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | Director of Human Resources |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | Dir of Mkting and Communications |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | Asst Secretary/Asst Head of Sch for Finance and Operations |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | Controller |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 9 | Board of Trustees |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 10 | Board of Trustees |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 11 | Board of Trustees |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 12 | Board of Trustees |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 13 | Board of Trustees |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 14 | Board of Trustees |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 15 | Board of Trustees |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 16 | Board of Trustees |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 17 | Board of Trustees |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 18 | Board of Trustees |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 19 | Board of Trustees |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 20 | Board of Trustees |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 21 | Board of Trustees |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 22 | Board of Trustees |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 23 | Board of Trustees |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 24 | Board of Trustees |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 25 | Board of Trustees |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 26 | Board of Trustees |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 27 | Board of Trustees |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 28 | Board of Trustees |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 29 | Vice Chair |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 30 | Treasurer |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 31 | Chair |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | false |
| IRS990/FormationYr | 0 | 1958 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | false |
| IRS990/FSAuditedBasisGrp/SeparateBasisFinclStmtInd | 0 | X |
| IRS990/FSAuditedInd | 0 | true |
| IRS990/FundraisingActivitiesInd | 0 | true |
| IRS990/FundraisingAmt | 0 | 71810 |
| IRS990/FundraisingDirectExpensesAmt | 0 | 121840 |
| IRS990/FundraisingGrossIncomeAmt | 0 | 97909 |
| IRS990/GainOrLossGrp/OtherAmt | 0 | 83407 |
| IRS990/GainOrLossGrp/SecuritiesAmt | 0 | 53413 |
| IRS990/GamingActivitiesInd | 0 | false |
| IRS990/GamingDirectExpensesAmt | 0 | 107 |
| IRS990/GamingGrossIncomeAmt | 0 | 4339 |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 24 |
| IRS990/GrantAmt | 0 | 5375870 |
| IRS990/GrantsToDomesticIndividualsGrp/ProgramServicesAmt | 0 | 5375870 |
| IRS990/GrantsToDomesticIndividualsGrp/TotalAmt | 0 | 5375870 |
| IRS990/GrantsToIndividualsInd | 0 | true |
| IRS990/GrantsToOrganizationsInd | 0 | false |
| IRS990/GrantToRelatedPersonInd | 0 | false |
| IRS990/GrossAmountSalesAssetsGrp/OtherAmt | 0 | 96667 |
| IRS990/GrossAmountSalesAssetsGrp/SecuritiesAmt | 0 | 222399 |
| IRS990/GrossReceiptsAmt | 0 | 54419145 |
| IRS990/GrossSalesOfInventoryAmt | 0 | 125807 |
| IRS990/GroupReturnForAffiliatesInd | 0 | false |
| IRS990/IncludeFIN48FootnoteInd | 0 | false |
| IRS990/IndependentAuditFinclStmtInd | 0 | true |
| IRS990/IndependentVotingMemberCnt | 0 | 23 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 50 |
| IRS990/IndoorTanningServicesInd | 0 | false |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InformationTechnologyGrp/FundraisingAmt | 0 | 0 |
| IRS990/InformationTechnologyGrp/ManagementAndGeneralAmt | 0 | 0 |
| IRS990/InformationTechnologyGrp/ProgramServicesAmt | 0 | 880808 |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 880808 |
| IRS990/InsuranceGrp/FundraisingAmt | 0 | 0 |
| IRS990/InsuranceGrp/ManagementAndGeneralAmt | 0 | 338976 |
| IRS990/InsuranceGrp/ProgramServicesAmt | 0 | 62846 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 401822 |
| IRS990/InterestGrp/FundraisingAmt | 0 | 8625 |
| IRS990/InterestGrp/ManagementAndGeneralAmt | 0 | 86249 |
| IRS990/InterestGrp/ProgramServicesAmt | 0 | 767614 |
| IRS990/InterestGrp/TotalAmt | 0 | 862488 |
| IRS990/InventoriesForSaleOrUseGrp/BOYAmt | 0 | 51747 |
| IRS990/InventoriesForSaleOrUseGrp/EOYAmt | 0 | 54484 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 706270 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 706270 |
| IRS990/InvestmentIncomeGrp/UnrelatedBusinessRevenueAmt | 0 | 0 |
| IRS990/InvestmentInJointVentureInd | 0 | false |
| IRS990/InvestmentsPubTradedSecGrp/BOYAmt | 0 | 6425693 |
| IRS990/InvestmentsPubTradedSecGrp/EOYAmt | 0 | 7060177 |
| IRS990/InvestTaxExemptBondsInd | 0 | false |
| IRS990/IRPDocumentCnt | 0 | 15 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LandBldgEquipAccumDeprecAmt | 0 | 38784763 |
| IRS990/LandBldgEquipBasisNetGrp/BOYAmt | 0 | 59124399 |
| IRS990/LandBldgEquipBasisNetGrp/EOYAmt | 0 | 58953945 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 97738708 |
| IRS990/LegalDomicileStateCd | 0 | VA |
| IRS990/LessCostOthBasisSalesExpnssGrp/OtherAmt | 0 | 13260 |
| IRS990/LessCostOthBasisSalesExpnssGrp/SecuritiesAmt | 0 | 168986 |
| IRS990/LoanOutstandingInd | 0 | false |
| IRS990/LobbyingActivitiesInd | 0 | false |
| IRS990/LocalChaptersInd | 0 | false |
| IRS990/MaterialDiversionOrMisuseInd | 0 | false |
| IRS990/MembersOrStockholdersInd | 0 | false |
| IRS990/MethodOfAccountingAccrualInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | true |
| IRS990/MinutesOfGoverningBodyInd | 0 | true |
| IRS990/MissionDesc | 0 | Flint Hill is a private nonsectarian school of 1,081 preschool through high school students from 95 countries. We create developmental experiences that embrace the best practices of traditional and contemporary education. Through continuous growth, |
| IRS990/MoreThan5000KToIndividualsInd | 0 | false |
| IRS990/MoreThan5000KToOrgInd | 0 | false |
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