Boston, MA Private School Trends (10-Year)

Private Schools

-8.0% (-2 schools) 10-yr

3,485

Students

-10.9% (-426 students) 10-yr

$36,294

Avg. Tuition

+76.1% (+$15,682) 10-yr

Avg. Class Size

35%

Students of Color

6:1

Student-Teacher Ratio

-25.0% (-2.0) 10-yr

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Enrollment & Diversity

Category

This Town (Boston)

This State (MA)

# Schools

23 Schools

852 Schools

View Data

Trends in Total Number of Private Schools
Year	Boston, MA Total Schools
2025	23
2024	22
2023	21
2022	21
2021	21
2020	22
2019	24
2018	23
2017	21
2016	26
2015	25

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# Students

3,485 Students

126,402 Students

View Data

Trends in the Average Number of Students Per Private School
Year	Boston, MA Avg	Massachusetts (MA)	National
2025	176	159	179
2024	173	156	172
2023	171	159	174
2022	180	162	185
2021	181	159	180
2020	169	155	171
2019	196	157	175
2018	181	157	172
2017	167	160	180
2016	236	159	178
2015	170	152	167

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% Students of Color

35%

31%

View Data

Percentage of Students of Color Trends (2015-2025)
Year	Boston, MA Avg	Massachusetts (MA)	National
2025	34%	31%	34%
2024	32%	29%	34%
2023	42%	30%	33%
2022	35%	29%	33%
2021	35%	28%	32%
2020	29%	27%	32%
2019	31%	26%	31%
2018	27%	25%	31%
2017	38%	26%	32%
2016	27%	27%	32%
2015	35%	28%	32%

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0.69

0.63

View Data

Diversity Score Trends
Year	Boston, MA Avg	Massachusetts (MA)	National
2025	0.69	0.63	0.65
2024	0.70	0.63	0.65
2023	0.70	0.62	0.65
2022	0.68	0.60	0.64
2021	0.68	0.60	0.64
2020	0.67	0.59	0.64
2019	0.64	0.57	0.63
2018	0.66	0.58	0.63
2017	0.66	0.55	0.61
2016	0.58	0.55	0.61
2015	0.67	0.55	0.61

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▼ Show more data/charts: racial breakdown

# American Indian Students

7 Students

187 Students

% American Indian Students

n/a

# Asian Students

226 Students

6,792 Students

% Asian Students

View Data

Asian Student Percentage Trends
Year	Boston, MA Avg	Massachusetts (MA)	National
2025	7%	6%	5%
2024	8%	6%	5%
2023	7%	6%	5%
2022	9%	7%	4%
2021	9%	6%	4%
2020	8%	7%	4%
2019	6%	6%	4%
2018	6%	5%	4%
2017	6%	6%	4%
2016	6%	5%	4%
2015	7%	5%	4%

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# Hispanic Students

158 Students

7,577 Students

% Hispanic Students

View Data

Hispanic Student Percentage Trends
Year	Boston, MA Avg	Massachusetts (MA)	National
2025	5%	6%	9%
2024	5%	6%	9%
2023	5%	6%	9%
2022	5%	5%	8%
2021	5%	5%	9%
2020	5%	5%	9%
2019	4%	5%	8%
2018	4%	5%	8%
2017	4%	4%	8%
2016	3%	4%	8%
2015	6%	5%	8%

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# Black Students

410 Students

8,696 Students

% Black Students

13%

View Data

Black Student Percentage Trends
Year	Boston, MA Avg	Massachusetts (MA)	National
2025	12%	7%	7%
2024	13%	7%	7%
2023	14%	7%	8%
2022	8%	6%	7%
2021	8%	6%	7%
2020	8%	6%	8%
2019	6%	6%	7%
2018	7%	6%	7%
2017	9%	6%	7%
2016	8%	6%	7%
2015	11%	7%	8%

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# White Students

1,433 Students

67,960 Students

% White Students

43%

55%

View Data

White Student Percentage Trends
Year	Boston, MA Avg	Massachusetts (MA)	National
2025	43%	54%	52%
2024	44%	54%	52%
2023	44%	56%	52%
2022	45%	58%	54%
2021	45%	59%	54%
2020	44%	59%	54%
2019	42%	61%	56%
2018	43%	61%	56%
2017	46%	63%	58%
2016	60%	64%	58%
2015	49%	64%	58%

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# Hawaiian Students

1 Student

83 Students

% Hawaiian Students

n/a

# Two or more races Students

n/a

% of Two or more races Students

n/a

# Others Students

1,069 Students

33,225 Students

% of Others Students

32%

27%

View Data

Other Races Student Percentage Trends
Year	Boston, MA Avg	Massachusetts (MA)	National
2025	33%	27%	26%
2024	30%	27%	26%
2023	30%	25%	25%
2022	33%	24%	25%
2021	33%	24%	25%
2020	35%	23%	24%
2019	42%	22%	24%
2018	40%	23%	23%
2017	35%	21%	22%
2016	23%	21%	22%
2015	27%	19%	21%

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All Ethnic Groups

Academics

# Teachers

563 Teachers

15,704 Teachers

Average Student-Teacher Ratio

6:1

8:1

View Data

Student-Teacher Ratio Trends (2015-2025)
Year	Boston, MA Avg	Massachusetts (MA)	National
2025	6:1	8:1	11:1
2024	6:1	8:1	11:1
2023	7:1	8:1	11:1
2022	7:1	8:1	11:1
2021	7:1	8:1	11:1
2020	7:1	8:1	12:1
2019	7:1	9:1	12:1
2018	7:1	9:1	12:1
2017	7:1	9:1	12:1
2016	9:1	9:1	12:1
2015	8:1	9:1	12:1

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% Average Faculty w/Advanced Degree

75%

67%

View Data

Percentage of Faculty With Advanced Degrees Trends (2015-2025)
Year	Boston, MA Avg	Massachusetts (MA)	National
2025	77%	67%	55%
2024	75%	67%	54%
2023	74%	67%	54%
2022	73%	67%	54%
2021	73%	67%	54%
2020	66%	66%	54%
2019	72%	66%	53%
2018	73%	65%	53%
2017	73%	64%	53%
2016	69%	64%	52%
2015	68%	64%	52%

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Average Class Size

14 students

View Data

Class Size Trends (2015-2025)
Year	Boston, MA Avg	Massachusetts (MA)	National
2025	14	14	15
2024	14	14	15
2023	14	14	15
2022	14	14	15
2021	14	14	15
2020	14	14	15
2019	14	14	15
2018	14	14	15
2017	14	14	15
2016	15	14	15
2015	14	14	15

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Average Number of AP Courses

10 courses

16 courses

View Data

Trends in Average Number of AP Courses Offered
Year	Boston, MA Avg	Massachusetts (MA)	National
2025	11	16	13
2024	11	15	12
2023	11	14	11
2022	11	15	11
2021	11	14	11
2020	10	14	11
2019	13	13	11
2018	13	13	11
2017	9	13	10
2016	12	12	10
2015	9	11	10

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Average SAT score

1416

(Out of 1600)

1287

View Data

SAT Score Trends (2015-2025)
Year	Boston, MA Avg	Massachusetts (MA)	National
2025	1411	1289	1233
2024	1428	1291	1230
2023	1371	1272	1228
2022	1286	1266	1229
2021	1286	1263	1229
2020	1204	1254	1226
2019	1204	1238	1226
2018	1103	1235	1226
2017	1370	1277	1233
2016	1500	1338	1306
2015	1216	1102	1258

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Average ACT score

(Out of 36)

View Data

ACT Score Trends (2019-2025)
Year	Boston, MA Avg	Massachusetts (MA)	National
2025	31	29	26
2024	31	29	26
2023	32	29	26
2022	32	29	26
2021	32	29	26
2020	32	29	25
2019	32	28	25

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Tuition & Aid

Average Yearly Tuition Cost

$36,294

$26,745

View Data

Tuition Cost Trends (2015-2025)
Year	Boston, MA Avg	Massachusetts (MA)	National
2025	$35,319	$26,485	$15,012
2024	$35,604	$27,159	$13,254
2023	$36,796	$25,129	$12,626
2022	$33,124	$24,457	$12,187
2021	$32,318	$22,623	$11,800
2020	$32,444	$21,672	$11,512
2019	$30,655	$20,983	$11,293
2018	$29,278	$20,804	$11,017
2017	$28,501	$20,615	$10,708
2016	$22,497	$20,164	$10,356
2015	$20,612	$19,785	$9,939

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Average Summer Program Cost

$805

$2,802

View Data

Summer Program Cost Trends (2019-2025)
Year	Boston, MA Avg	Massachusetts (MA)	National
2025	$805	$2,893	$1,152
2024	$837	$2,670	$1,128
2023	$1,470	$2,623	$1,156
2022	$2,400	$2,725	$1,102
2021	$2,400	$2,818	$1,125
2020	$2,400	$2,596	$1,217
2019	$1,413	$2,279	$1,305

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Average % on Financial Aid

29%

36%

View Data

Percent on Financial Aid Trends (2015-2025)
Year	Boston, MA Avg	Massachusetts (MA)	National
2025	29%	36%	34%
2024	30%	36%	34%
2023	32%	37%	34%
2022	37%	36%	33%
2021	37%	35%	33%
2020	36%	35%	32%
2019	38%	34%	31%
2018	38%	33%	30%
2017	31%	32%	30%
2016	27%	31%	29%
2015	37%	31%	28%

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Average Financial Aid Grant

$32,644

$17,671

View Data

Financial Aid Grant Trends (2015-2025)
Year	Boston, MA Avg	Massachusetts (MA)	National
2025	$30,264	$17,137	$7,073
2024	$30,240	$16,262	$6,930
2023	$35,446	$15,114	$6,469
2022	$24,837	$14,744	$6,289
2021	$24,747	$14,176	$6,055
2020	$23,423	$14,234	$5,921
2019	$23,423	$13,455	$5,795
2018	$18,476	$12,706	$5,456
2017	$18,313	$12,090	$5,319
2016	$17,818	$12,060	$5,105
2015	$15,278	$12,547	$5,030

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Average Endowment Size

$11.87 million

$87.87 million

View Data

Endowment Trends (2022-2025)
Year	Boston, MA Avg	Massachusetts (MA)	National
2025	$11 M	$83 M	$60 M
2024	$14 M	$105 M	$59 M
2023	$8 M	$103 M	$71 M
2022	$8 M	$100 M	$76 M

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Admissions & Athletics

Average Acceptance Rate

67%

71%

View Data

Acceptance Rate Trends (2015-2025)
Year	Boston, MA Avg	Massachusetts (MA)	National
2025	67%	71%	81%
2024	65%	70%	85%
2023	68%	71%	85%
2022	53%	70%	85%
2021	53%	71%	85%
2020	38%	71%	85%
2019	38%	71%	85%
2018	49%	71%	85%
2017	49%	71%	85%
2016	49%	70%	85%
2015	45%	69%	85%

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Average Number of Extracurriculars

17 extracurriculars

13 extracurriculars

Average Number of Sports

9 sports

Frequently Asked Questions

What are the top ranked private schools in Boston, MA?

The private schools in Boston, MA include Winsor School, Cathedral High School, and Kingsley Montessori School.

How many private schools are located in Boston?

23 private schools are located in Boston.

How much do private schools cost in Boston?

The average tuition cost is $36,294, which is higher than the Massachusetts private school average tuition cost of $26,745.

How diverse are private schools in Boston?

Boston private schools are approximately 35% minority students, which is higher than the Massachusetts private school average of 31%.

What percentage of students in Boston go to private school?

30% of all K-12 students in Boston are educated in private schools (compared to the MA state average of 12%).

What percentage of private schools are religiously affiliated in Boston?

22% of private schools in Boston are religiously affiliated (most commonly Catholic and Methodist).

Which private schools in Boston are often viewed compared to one another?

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Quick Facts (2026)

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Top Ranked Boston Private Schools (2026)

Boston, MA Private School Trends (10-Year)

Trends in Total Number of Private Schools

Trends in the Average Number of Students Per Private School

Percentage of Students of Color Trends (2015-2025)

Diversity Score Trends

Asian Student Percentage Trends

Hispanic Student Percentage Trends

Black Student Percentage Trends

White Student Percentage Trends

Other Races Student Percentage Trends

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 (2015-2025)

ACT Score Trends (2019-2025)

Tuition Cost Trends (2015-2025)

Summer Program Cost Trends (2019-2025)

Percent on Financial Aid Trends (2015-2025)

Financial Aid Grant Trends (2015-2025)

Endowment Trends (2022-2025)

Acceptance Rate Trends (2015-2025)

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