Arlington School
Belmont · MA · Private independent
Similar nearby schools
Most similar nearby schools
Waldorf High School Of Massachusetts Bay → Belmont Hill School → Cns/Pathways Academy → Chapel Hill Chauncy Hall School → Perkins School For The Blind → Cotting School → Clearway School → Dearborn Academy →Keep this page current
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How Arlington School compares for families
What families should know about Arlington School.
- ▸ LocallyMA students outperform the US average on NAEP 8th-grade math (+14 points).
- ▸ vs Similar SchoolsThe closest comparables nearby: Waldorf High School Of Massachusetts Bay, Belmont Hill School, Cns/Pathways Academy and 5 more. See the sidebar to compare side-by-side.
For Parents
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Your state's public flagship
University of Massachusetts-Amherst
The in-state tuition gap is the flagship's biggest draw — most in-state families pay far less than the out-of-state sticker. Average net price after aid runs about $22,383/yr. Admission odds depend on your student's GPA and test scores, not which high school they attend.
Source: IPEDS admissions, tuition & enrollment + College Scorecard net price. Flagship = the state's primary public research university.
Enrollment trend & projection
Private school enrollment comes from the NCES Private School Universe Survey (PSS), which is collected every other year — not annually like public-school data. The most recent published collection is 2021–22; NCES targeted spring 2026 for the 2023–24 release — we'll load it as soon as it's published.
If the recent trend holds…
At its recent rate of -5.4%/year, projecting from 2022's 32 students:
A small or specialty program — naive trend math doesn't capture the school's full picture. Read the trend as directional, not predictive.
An extrapolation of the recent trajectory, not a forecast of the school's plans; ignores one-off shocks.
Most similar nearby high schools
The schools most like this one — same type, blended on distance and size — and where their enrollment is heading. These are the schools families here weigh against each other.
| School | Type | Miles | HS enrollment | Trend |
|---|---|---|---|---|
| Waldorf High School Of Massachusetts Bay Belmont |
Private | 0.9 | 39 | — |
| Belmont Hill School Belmont |
Private | 1.0 | 463 | +2.9% |
| Cns/Pathways Academy Belmont |
Private | 1.9 | 31 | — |
| Chapel Hill Chauncy Hall School Waltham |
Private | 2.3 | 178 | +1.1% |
| Perkins School For The Blind Watertown |
Private | 2.5 | 171 | +0.6% |
| Cotting School Lexington |
Private | 2.8 | 113 | +48.7% |
| Clearway School Newton |
Private | 2.8 | 39 | — |
| Dearborn Academy Newton |
Private | 2.8 | 44 | — |
At a glance
JSON · Using this page with an AI assistantArlington School is a private high school in Belmont, MA, enrolling 32 students in grades 9-12 in 2022.
Sources: National Center for Education Statistics (enrollment), the federal Civil Rights Data Collection and EDFacts, state education agencies where named, and the school's own published documents where named.
Questions families ask
How many students attend Arlington School? Arlington School is a private high school in Belmont, MA, enrolling 32 students in grades 9-12 in 2022.
Analysis: Test Prep Gurus (High School Reach, highschoolreach.com). These figures may be quoted with attribution to Test Prep Gurus.
More private high schools in the Boston area, ranked by their published college lists.
What does AI tell parents about Arlington School?
When a parent asks an AI assistant about Arlington School, the answer is built from a handful of sources, and Reach is often one of them. We will send the admissions office a short report on what AI says about Arlington School and where it comes from. The first report is free.
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Related reading
AP courses · October 2026
Test scores · October 2026