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Best Waltham Private High Schools (2026)

For the 2026 school year, there are 3 private high schools serving 584 students in Waltham, MA.

The private high schools in Waltham, MA include Gann Academy-the New Jewish High School, Chapel Hill Chauncy Hall School, and Milestones Day School.

The average acceptance rate is 60%, which is lower than the Massachusetts private high school average acceptance rate of 62%.

33% of private high schools in Waltham, MA are religiously affiliated (most commonly Jewish).

Milestones Day School Photo - Milestones Day School

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.

Top-Ranked Waltham Private High Schools (2026)

School

Location

Quick Facts

Milestones Day School

Special Education School

Add to Compare

410 Totten Pond Road
Waltham, MA 02451
(781) 895-3200

Gr: K-12 | 63 students Avg. class size: 5 students Extracurrculars: 4

Chapel Hill Chauncy Hall School

Add to Compare

(1)

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

Special Program Emphasis (Jewish)

Add to Compare

333 Forest Street
Waltham, MA 02452
(781) 642-6800

Gr: 9-12 | 321 students Avg. class size: 16 students Sports: 11 Tuition listed

[+] Show Closed ��ԭ��s in Waltham, Massachusetts

Waltham, Massachusetts ��ԭ��s (Closed)

School

Location

Quick Facts

Bartlett School (Closed 2000)

1841 Trapelo Road
Waltham, MA 02451
(781) 890-1865

Gr: PK-6 | 92 students

Saint Jude School (Closed 2019)

(Catholic)

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

3 Schools

View Data

Trends in Total Number of Private High Schools
Year	Waltham, MA Total Schools
2025	3
2024	3
2023	3
2022	3
2021	3
2020	3
2019	3
2018	3
2017	3
2016	4
2015	4

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Student Body:

# Students

584 Students

57,306 Students

View Data

Trends in the Average Number of Students Per Private High School
Year	Waltham, MA Average	Massachusetts (MA) Average	National Average
2025	195	225	253
2024	195	223	245
2023	177	237	247
2022	196	240	257
2021	196	234	249
2020	196	227	235
2019	196	231	242
2018	196	229	238
2017	196	233	246
2016	164	235	241
2015	164	213	220

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% Average Students of Color

10%

27%

View Data

Percentage of Students of Color Trends (2015-2025)
Year	Waltham, MA Average	Massachusetts (MA) Average	National Average
2025	10%	27%	32%
2024	10%	24%	31%
2023	18%	27%	31%
2022	18%	28%	30%
2021	18%	27%	30%
2020	18%	24%	29%
2019	18%	23%	29%
2018	18%	22%	28%
2017	22%	25%	30%
2016	21%	25%	30%
2015	20%	28%	30%

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Academics and Faculty:

# Teachers

121 Teachers

8,493 Teachers

Average Student-Teacher Ratio

5:1

7:1

View Data

Student-Teacher Ratio Trends (2015-2025)
Year	Waltham, MA Average	Massachusetts (MA) Average	National Average
2025	5:1	6:1	10:1
2024	5:1	7:1	10:1
2023	4:1	7:1	10:1
2022	5:1	7:1	10:1
2021	5:1	7:1	10:1
2020	5:1	7:1	10:1
2019	5:1	7:1	10:1
2018	5:1	7:1	10:1
2017	5:1	7:1	10:1
2016	3:1	7:1	10:1
2015	3:1	7:1	10:1

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% Average Faculty w/Advanced Degree

83%

70%

View Data

Percentage of Faculty With Advanced Degrees Trends (2015-2025)
Year	Waltham, MA Average	Massachusetts (MA) Average	National Average
2025	83%	70%	57%
2024	83%	71%	57%
2023	83%	70%	57%
2022	83%	70%	56%
2021	83%	69%	56%
2020	83%	69%	56%
2019	83%	67%	55%
2018	70%	66%	55%
2017	70%	65%	55%
2016	70%	63%	54%
2015	70%	63%	54%

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Average Class Size

10 students

12 students

View Data

Class Size Trends (2015-2025)
Year	Waltham, MA Average	Massachusetts (MA) Average	National Average
2025	10	12	14
2024	10	12	14
2023	10	12	14
2022	10	12	14
2021	10	12	14
2020	10	12	14
2019	10	12	14
2018	11	12	14
2017	11	12	14
2016	11	12	14
2015	11	12	14

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Average Number of AP Courses

4 courses

16 courses

View Data

Trends in Average Number of AP Courses Offered
Year	Waltham, MA Average	Massachusetts (MA) Average	National Average
2025	4	16	13
2024	4	15	12
2023	4	14	12
2022	4	15	12
2021	4	14	12
2020	4	14	12
2019	4	13	11
2018	5	13	11
2017	5	13	11
2016	5	12	11
2015	2	11	10

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Average SAT score

1109

(Out of 1600)

1288

View Data

SAT Score Trends (2017-2025)
Year	Waltham, MA Average	Massachusetts (MA) Average	National Average
2025	1,109	1,289	1,233
2024	1,109	1,291	1,231
2023	1,109	1,272	1,229
2022	1,109	1,266	1,230
2021	1,109	1,263	1,230
2020	1,109	1,254	1,227
2019	1,109	1,238	1,226
2018	1,150	1,235	1,226
2017	1,590	1,277	1,233

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Average ACT score

(Out of 36)

View Data

ACT Score Trends (2017-2025)
Year	Waltham, MA Average	Massachusetts (MA) Average	National Average
2025	23	29	26
2024	23	29	26
2023	23	29	26
2022	23	29	26
2021	23	29	26
2020	23	29	26
2019	23	28	25
2018	24	28	25
2017	24	28	25

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Tuition and Acceptance Rate:

Average Yearly Tuition Cost

$49,975

$40,534

View Data

Tuition Cost Trends (2015-2025)
Year	Waltham, MA Average	Massachusetts (MA) Average	National Average
2025	$49,975	$40,860	$17,997
2024	$49,975	$40,275	$17,011
2023	$49,975	$36,992	$16,191
2022	$45,375	$36,355	$15,821
2021	$45,375	$33,672	$15,331
2020	$45,375	$32,017	$15,046
2019	$45,375	$31,024	$14,791
2018	$42,725	$31,240	$14,527
2017	$42,725	$31,028	$14,161
2016	$39,100	$30,547	$13,713
2015	$35,838	$29,745	$13,065

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Average % on Financial Aid

47%

39%

View Data

Percent on Financial Aid Trends (2015-2025)
Year	Waltham, MA Average	Massachusetts (MA) Average	National Average
2025	47%	39%	38%
2024	47%	40%	37%
2023	47%	40%	36%
2022	37%	38%	36%
2021	37%	37%	36%
2020	37%	37%	35%
2019	37%	35%	34%
2018	34%	35%	33%
2017	34%	34%	32%
2016	27%	32%	31%
2015	27%	33%	30%

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Average Financial Aid Grant

$36,000

$28,121

View Data

Financial Aid Grant Trends (2017-2025)
Year	Waltham, MA Average	Massachusetts (MA) Average	National Average
2025	$36,000	$27,597	$9,714
2024	$36,000	$26,276	$9,498
2023	$36,000	$25,898	$8,890
2022	$40,176	$24,748	$8,717
2021	$40,176	$24,315	$8,472
2020	$40,176	$23,298	$8,370
2019	$40,176	$22,827	$7,924
2018	$38,530	$20,996	$7,471
2017	$38,530	$21,066	$7,202

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Average Acceptance Rate

60%

62%

View Data

Acceptance Rate Trends (2017-2025)
Year	Waltham, MA Average	Massachusetts (MA) Average	National Average
2025	60%	62%	79%
2024	60%	54%	81%
2023	60%	55%	81%
2022	60%	55%	81%
2021	60%	56%	81%
2020	60%	57%	81%
2019	60%	56%	81%
2018	60%	56%	80%
2017	60%	57%	81%

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Average Endowment Size

$2.86 million

$112.28 million

View Data

Endowment Trends (2017-2025)
Year	Waltham, MA Average	Massachusetts (MA) Average	National Average
2025	$2 M	$110 M	$65 M
2024	$2 M	$132 M	$65 M
2023	$2 M	$129 M	$65 M
2022	$2 M	$125 M	$67 M
2021	$2 M	$127 M	$75 M
2020	$2 M	$121 M	$76 M
2019	$2 M	$130 M	$61 M
2018	$2 M	$142 M	$55 M
2017	$2 M	$141 M	$57 M

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Students by Ethnicity:

0.31

0.52

View Data

Diversity Score Trends
Year	Waltham, MA Average	Massachusetts (MA) Average	National Average
2025	0.31	0.52	0.61
2024	0.31	0.52	0.60
2023	0.32	0.51	0.60
2022	0.61	0.50	0.58
2021	0.61	0.49	0.57
2020	0.61	0.48	0.57
2019	0.61	0.45	0.56
2018	0.61	0.45	0.55
2017	0.61	0.46	0.54
2016	0.63	0.46	0.54
2015	0.63	0.45	0.53

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# American Indian Students

n/a

127 Students

% American Indian Students

n/a

View Data

Percentage of Private High School Students of American Indian Trends
Year	Waltham, MA Average	Massachusetts (MA) Average	National Average
2016	1%	1%	1%
2015	2%	1%	1%

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# Asian Students

23 Students

4,063 Students

% Asian Students

View Data

Asian Student Percentage Trends
Year	Waltham, MA Average	Massachusetts (MA) Average	National Average
2025	4%	7%	5%
2024	4%	8%	6%
2023	4%	8%	6%
2022	7%	7%	5%
2021	7%	8%	5%
2020	7%	8%	5%
2019	7%	7%	5%
2018	7%	7%	5%
2017	7%	5%	4%
2016	6%	5%	4%
2015	6%	6%	4%

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# Hispanic Students

7 Students

3,645 Students

% Hispanic Students

View Data

Hispanic Student Percentage Trends
Year	Waltham, MA Average	Massachusetts (MA) Average	National Average
2025	1%	6%	9%
2024	1%	6%	9%
2023	1%	6%	8%
2022	2%	5%	8%
2021	2%	5%	8%
2020	2%	5%	8%
2019	2%	5%	8%
2018	2%	5%	8%
2017	2%	5%	7%
2016	4%	5%	8%
2015	4%	5%	8%

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# Black Students

18 Students

3,816 Students

% Black Students

View Data

Black Student Percentage Trends
Year	Waltham, MA Average	Massachusetts (MA) Average	National Average
2025	3%	7%	8%
2024	3%	7%	8%
2023	3%	7%	8%
2022	5%	6%	8%
2021	5%	6%	8%
2020	5%	6%	8%
2019	5%	6%	8%
2018	5%	6%	8%
2017	5%	7%	8%
2016	6%	7%	8%
2015	6%	8%	9%

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# White Students

494 Students

39,391 Students

% White Students

82%

67%

View Data

White Student Percentage Trends
Year	Waltham, MA Average	Massachusetts (MA) Average	National Average
2025	82%	67%	59%
2024	82%	67%	60%
2023	82%	68%	60%
2022	51%	70%	62%
2021	51%	70%	63%
2020	51%	71%	64%
2019	51%	73%	64%
2018	51%	73%	65%
2017	51%	73%	66%
2016	53%	73%	66%
2015	53%	73%	66%

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# Hawaiian Students

1 Student

35 Students

% Hawaiian Students

n/a

# Two or more races Students

n/a

% of Two or more races Students

n/a

# Others Students

57 Students

7,482 Students

% of Others Students

10%

13%

View Data

Other Races Student Percentage Trends
Year	Waltham, MA Average	Massachusetts (MA) Average	National Average
2025	10%	13%	17%
2024	10%	12%	15%
2023	10%	11%	16%
2022	35%	12%	16%
2021	35%	11%	15%
2020	35%	10%	14%
2019	35%	9%	14%
2018	35%	9%	13%
2017	35%	9%	14%
2016	30%	9%	13%
2015	29%	7%	12%

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All Ethnic Groups

Extracurriculars and Sports:

Average Number of Extracurriculars

15 extracurriculars

20 extracurriculars

Average Number of Sports

11 sports

12 sports

Frequently Asked Questions

What are the top-ranked private high schools in Waltham, MA?

The private high schools in Waltham, MA include Gann Academy-the New Jewish High School, Chapel Hill Chauncy Hall School, and Milestones Day School.

How many private high schools are located in Waltham?

3 private high schools are located in Waltham.

What percentage of private high schools are religiously affiliated in Waltham?

33% of private high schools in Waltham are religiously affiliated (most commonly Jewish).

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����ԭ��

Best Waltham Private High Schools (2026)

Top-Ranked Waltham Private High Schools (2026)

Waltham, Massachusetts ����ԭ��s (Closed)

Overview

Trends in Total Number of Private High Schools

Student Body:

Trends in the Average Number of Students Per Private High School

Percentage of Students of Color Trends (2015-2025)

Academics and Faculty:

Student-Teacher Ratio Trends (2015-2025)

Percentage of Faculty With Advanced Degrees Trends (2015-2025)

Class Size Trends (2015-2025)

Trends in Average Number of AP Courses Offered

SAT Score Trends (2017-2025)

ACT Score Trends (2017-2025)

Tuition and Acceptance Rate:

Tuition Cost Trends (2015-2025)

Percent on Financial Aid Trends (2015-2025)

Financial Aid Grant Trends (2017-2025)

Acceptance Rate Trends (2017-2025)

Endowment Trends (2017-2025)

Students by Ethnicity:

Diversity Score Trends

Percentage of Private High School Students of American Indian Trends

Asian Student Percentage Trends

Hispanic Student Percentage Trends

Black Student Percentage Trends

White Student Percentage Trends

Other Races Student Percentage Trends

Extracurriculars and Sports:

Frequently Asked Questions

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Waltham, Massachusetts ��ԭ��s (Closed)