Milestones Day School
Waltham · MA · Private independent · K-12 combined
Similar nearby schools
Most similar nearby schools
The Cambridge School Of Weston → Chapel Hill Chauncy Hall School → Cotting School → Gifford School → Arlington School → Waldorf High School Of Massachusetts Bay → Learning Prep School → Meadowridge Pelham Academy →Keep this page current
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How Milestones Day School compares for families
What families should know about Milestones Day School.
- ▸ LocallyMA students outperform the US average on NAEP 8th-grade math (+14 points).
- ▸ vs Similar SchoolsThe closest comparables nearby: The Cambridge School Of Weston, Chapel Hill Chauncy Hall School, Cotting School 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 +0.3%/year, projecting from 2022's 80 students:
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 |
|---|---|---|---|---|
| The Cambridge School Of Weston Weston |
Private | 1.1 | 306 | -7.0% |
| Chapel Hill Chauncy Hall School Waltham |
Private | 1.1 | 178 | +1.1% |
| Cotting School Lexington |
Private | 2.0 | 113 | +48.7% |
| Gifford School Weston |
Private | 2.2 | 90 | — |
| Arlington School Belmont |
Private | 3.2 | 32 | — |
| Waldorf High School Of Massachusetts Bay Belmont |
Private | 3.5 | 39 | — |
| Learning Prep School West Newton |
Private | 3.5 | 146 | -9.3% |
| Meadowridge Pelham Academy Lexington |
Private | 3.6 | 29 | — |
At a glance
JSON · Using this page with an AI assistantMilestones Day School is a private high school in Waltham, MA, enrolling 80 students in grades 9-12 in 2022.
Enrollment is up 1% from 2018 to 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 Milestones Day School? Milestones Day School is a private high school in Waltham, MA, enrolling 80 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 Milestones Day School?
When a parent asks an AI assistant about Milestones Day 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 Milestones Day 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