Is it real?
Yes. Never revoked by the IRS. Latest filing on record: FY2025. IRS ruling in Nov 1934.
IRS Pub. 78 · IRS Auto-Revocation List · IRS Business Master File
Where the money goes
69 cents of each dollar spent went to programs.
Form 990 Part IX, line 25, columns B–D. Every line is in By the numbers.
Something off? Claim to add context
Who runs it and what they're paid
33 people listed on the 990-T; $1.9M paid to officers and key staff.
Temba Maqubela’s $690K as Headmaster is at the 96th percentile of top reported officer pay among 3683 $10–100M education nonprofits. Peer set: organizations in the same NTEE major field of work and revenue-size band, compared on each org’s own highest-paid officer/key-employee, from Form 990 Part VII / 990-PF Part VIII. Descriptive placement, not a verdict on whether the pay is appropriate.
Compensation history total reportable pay by year · 8 named individuals · Part VII
| Name | FY2025 | FY2024 | FY2023 | FY2022 | FY2021 | FY2020 |
|---|---|---|---|---|---|---|
| Temba Maqubela | $689,697 | $648,845 | $692,058 | $557,609 | $494,475 | $602,794 |
| John Maceachern | $489,648 | $319,513 | $305,431 | $297,712 | $293,573 | $292,058 |
| Julie Dolan | — | $361,650 | $326,448 | $321,655 | $302,717 | $151,187 |
| John Herlihy | $328,550 | $48,956 | — | — | — | — |
| Vuyelwa Maqubela | — | $221,913 | — | — | — | — |
| James Raney | $217,228 | — | — | — | — | — |
| Harold W Anderson III | $215,520 | $203,305 | $192,371 | $186,647 | $182,506 | $178,650 |
| John T Conner | $200,640 | — | — | — | — | — |
Total reportable compensation (Form 990 Part VII column D / Schedule J column E) by filing year, matched by name within this organization. The Schedule J base / bonus / deferred breakdown is not parsed into this dataset.
See Groton School executive salaries →Questions the 990 asks
The form asks each of these directly. These are the filed answers.
- Family or business ties among officersPt VI · Ln 2No
- Top official's pay set by an independent reviewPt VI · Ln 15aYes
Programs and updates
Educates students in grades eight to twelve for college and university.
Questions for Groton School
Your first name shows with your question. Groton School answers here, for everyone.
Education of 377 students in grades eight through twelve in a non-profit, co-educational college preparatory boarding school. The School provides aid assistance for 44% of its students in the form of tuition grants, housing support, travel assistance, and subsidies for books, supplies, and laptop purchases.
Funders
Who pays for it.
From grant filings on record. Receipts are incomplete: individual donors are never listed.
Grants
By the numbers
The FY2022 990-T, line by line.
Download 990
Filing history
| Year | Money in | Money out | In minus out | Net assets | Download |
|---|---|---|---|---|---|
| FY2025 LatestFiled with the IRS May 12, 2026 | $66.9M | $58.3M | $8.7M | $640.1M | 990 PDF |
| FY2024Filed with the IRS May 12, 2025 | $71.6M | $55.3M | $16.2M | $602.9M | 990 PDF |
| FY2023Filed with the IRS May 15, 2024 | $54.7M | $55.1M | −$366K | $554.6M | 990 PDF |
| FY2022 Viewing | $61.8M | $54.9M | $6.9M | $537.3M | 990 PDF |
| FY2021Filed with the IRS May 6, 2022 | $71.0M | $54.9M | $16.2M | $547.1M | 990 PDF |
| FY2020Filed with the IRS May 11, 2021 | $50.7M | $51.2M | −$449K | $414.7M | 990 PDF |
Schedules filed Part IV
Form 990 e-file (XML) FY2022 from the IRS · Classification, formation year and address from the IRS Business Master File
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