Chapel Hill Chauncy Hall School Photo - Located on a 40-acre, beautiful suburban campus,just ten miles from Boston. The Museum of Fine Arts, Fenway Park, Copley Square, Museum of Science, and Faneuil Hall are just a short train ride away.

Best Waltham Private Schools (2026)

For the 2026 school year, there are 4 private schools serving 956 students in Waltham, MA (there are 10 public schools, serving 5,709 public students). 14% of all K-12 students in Waltham, MA are educated in private schools (compared to the MA state average of 12%).
The top-ranked private schools in Waltham, MA include Chapel Hill Chauncy Hall School, Gann Academy-the New Jewish High School, and Our Ladys Academy.
The average acceptance rate is 60%, which is lower than the Massachusetts private school average acceptance rate of 71%.
50% of private schools in Waltham, MA are religiously affiliated (most commonly Catholic and Jewish).

Top-Ranked Waltham Private Schools (2026)

School
Location
Quick Facts
Milestones Day School
Milestones Day School Photo - Milestones Day School
Special Education School
410 Totten Pond Road
Waltham, MA 02451
(781) 895-3200
Gr: K-12 | 63 students Avg. class size: 5 students Extracurrculars: 4
785 Beaver Street
Waltham, MA 02452
(781) 314-0804
Gr: 7-12 | 200 students Avg. class size: 10 students Sports: 11 | Extracurrculars: 26 Tuition & acceptance rate listed
Gann Academy-the New Jewish High School
Gann Academy-the New Jewish High School Photo - Gann students volunteer at Cradles to Crayons in Boston.
Special Program Emphasis (Jewish)
333 Forest Street
Waltham, MA 02452
(781) 642-6800
Gr: 9-12 | 321 students Avg. class size: 16 students Sports: 11 Tuition listed
Our Ladys Academy
(Catholic)
(2)
920 Trapelo Road
Waltham, MA 02452
(178) 189-9035
Gr: PK-8 | 372 students Avg. class size: 18 students Tuition listed
[+] Show Closed Private Schools in Waltham, Massachusetts

Waltham, Massachusetts Private Schools (Closed)

School
Location
Quick Facts
1841 Trapelo Road
Waltham, MA 02451
(781) 890-1865
Gr: PK-6 | 92 students
175 Main Street
Waltham, MA 02453
(781) 899-3644
Gr: PK-8 | 153 students Avg. class size: 15 students Tuition listed

Overview

This Town (Waltham)
This State (MA)
# Schools
4 Schools

Student Body:

# Students
956 Students
126,979 Students
% Average Students of Color
13%
31%

Academics and Faculty:

# Teachers
159 Teachers
15,736 Teachers
Average Student-Teacher Ratio
6:1
8:1
% Average Faculty w/Advanced Degree
83%
67%
Average Class Size
12 students
14 students
Average Number of AP Courses
4 courses
16 courses
Average SAT score
1109
(Out of 1600)
1289
Average ACT score
23
(Out of 36)
29

Tuition and Acceptance Rate:

Average Yearly Tuition Cost
$36,810
$26,435
Average % on Financial Aid
47%
36%
Average Financial Aid Grant
$36,000
$17,299
Average Acceptance Rate
60%
71%
Average Endowment Size
$2.86 million
$85.49 million

Students by Ethnicity:

0.42
0.63
# American Indian Students
n/a
187 Students
% American Indian Students
n/a
n/a
# Asian Students
36 Students
6,792 Students
% Asian Students
4%
5%
# Hispanic Students
32 Students
7,581 Students
% Hispanic Students
3%
6%
# Black Students
32 Students
8,702 Students
% Black Students
3%
7%
# White Students
729 Students
67,960 Students
% White Students
75%
55%
# Hawaiian Students
1 Student
83 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
142 Students
33,470 Students
% of Others Students
15%
27%
All Ethnic Groups

Extracurriculars and Sports:

Average Number of Extracurriculars
15 extracurriculars
13 extracurriculars
Average Number of Sports
11 sports
9 sports

Frequently Asked Questions

What are the top-ranked private schools in Waltham, MA?
The top-ranked private schools in Waltham, MA include Chapel Hill Chauncy Hall School, Gann Academy-the New Jewish High School, and Our Ladys Academy.
How many private schools are located in Waltham?
4 private schools are located in Waltham.
What percentage of students in Waltham go to private school?
14% of all K-12 students in Waltham are educated in private schools (compared to the MA state average of 12%).
What percentage of private schools are religiously affiliated in Waltham?
50% of private schools in Waltham are religiously affiliated (most commonly Catholic and Jewish).

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