[+] Show Closed Private Schools in Suffolk County, Massachusetts

Overview

Academics and Faculty:

# Teachers

1,335 Teachers

11,919 Teachers

Average Student-Teacher Ratio

8:1

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Student-Teacher Ratio Trends (2015-2025)
Year	Suffolk County Average	Massachusetts (MA) Average	National Average
2025	8:1	8:1	11:1
2024	8:1	8:1	11:1
2023	9:1	8:1	11:1
2022	9:1	8:1	11:1
2021	9:1	8:1	11:1
2020	9:1	8:1	11:1
2019	9:1	8:1	11:1
2018	10:1	9:1	11:1
2017	10:1	9:1	11:1
2016	11:1	9:1	12:1
2015	11:1	9:1	12:1

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% Average Faculty w/Advanced Degree

70%

68%

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Percentage of Faculty With Advanced Degrees Trends (2015-2025)
Year	Suffolk County Average	Massachusetts (MA) Average	National Average
2025	71%	68%	54%
2024	72%	68%	54%
2023	70%	68%	53%
2022	71%	68%	53%
2021	71%	68%	53%
2020	69%	66%	53%
2019	70%	66%	52%
2018	71%	65%	52%
2017	67%	65%	51%
2016	64%	64%	51%
2015	65%	65%	50%

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Average Class Size

14 students

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Class Size Trends (2015-2025)
Year	Suffolk County Average	Massachusetts (MA) Average	National Average
2025	14	14	16
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	14	14	15
2015	14	13	15

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Average Number of AP Courses

14 courses

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

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Average SAT score

1347

(Out of 1600)

1267

View Data

SAT Score Trends (2017-2025)
Year	Suffolk County Average	Massachusetts (MA) Average	National Average
2025	1347	1274	1236
2024	1347	1274	1233
2023	1281	1251	1231
2022	1281	1260	1232
2021	1281	1257	1232
2020	1281	1253	1229
2019	1281	1231	1230
2018	1180	1226	1227
2017	1367	1251	1232

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Average ACT score

(Out of 36)

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ACT Score Trends (2020-2025)
Year	Suffolk County Average	Massachusetts (MA) Average	National Average
2025	30	29	26
2024	30	29	26
2023	30	29	26
2022	30	29	26
2021	30	29	26
2020	30	29	26

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Tuition and Acceptance Rate:

Average Yearly Tuition Cost

$20,891

$24,964

View Data

Tuition Cost Trends (2015-2025)
Year	Suffolk County Average	Massachusetts (MA) Average	National Average
2025	$20,612	$24,810	$14,043
2024	$22,413	$24,458	$12,357
2023	$21,426	$22,154	$11,693
2022	$20,670	$21,460	$11,199
2021	$19,487	$19,366	$10,824
2020	$19,324	$18,487	$10,496
2019	$19,613	$17,868	$10,300
2018	$17,768	$17,895	$10,056
2017	$16,466	$17,409	$9,712
2016	$14,706	$17,097	$9,307
2015	$13,187	$17,131	$8,903

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Average Summer Program Cost

$794

$2,946

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Summer Program Cost Trends (2019-2025)
Year	Suffolk County Average	Massachusetts (MA) Average	National Average
2025	$794	$3,048	$1,115
2024	$727	$2,731	$1,094
2023	$1,092	$2,548	$1,136
2022	$1,175	$2,381	$1,075
2021	$1,175	$2,412	$1,028
2020	$1,175	$2,034	$1,130
2019	$1,413	$1,871	$1,199

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Average % on Financial Aid

41%

36%

View Data

Percent on Financial Aid Trends (2015-2025)
Year	Suffolk County Average	Massachusetts (MA) Average	National Average
2025	41%	36%	34%
2024	42%	36%	33%
2023	47%	37%	33%
2022	45%	35%	32%
2021	47%	35%	32%
2020	52%	35%	31%
2019	52%	34%	30%
2018	52%	33%	29%
2017	47%	31%	29%
2016	47%	30%	28%
2015	57%	30%	27%

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Average Financial Aid Grant

$20,267

$13,224

View Data

Financial Aid Grant Trends (2015-2025)
Year	Suffolk County Average	Massachusetts (MA) Average	National Average
2025	$18,873	$12,764	$6,227
2024	$18,873	$12,052	$6,113
2023	$17,730	$10,933	$5,785
2022	$14,081	$10,420	$5,514
2021	$13,993	$9,238	$5,269
2020	$15,325	$9,286	$5,141
2019	$14,991	$8,233	$5,007
2018	$11,606	$8,348	$4,752
2017	$9,649	$7,869	$4,582
2016	$10,445	$8,488	$4,396
2015	$10,356	$8,678	$4,230

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Average Acceptance Rate

74%

73%

View Data

Acceptance Rate Trends (2015-2025)
Year	Suffolk County Average	Massachusetts (MA) Average	National Average
2025	74%	73%	81%
2024	63%	71%	85%
2023	66%	73%	85%
2022	65%	73%	85%
2021	65%	75%	86%
2020	62%	74%	86%
2019	62%	74%	85%
2018	59%	73%	85%
2017	67%	74%	86%
2016	59%	72%	85%
2015	51%	71%	86%

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Average Endowment Size

$50.14 million

$53.72 million

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Endowment Trends (2018-2025)
Year	Suffolk County Average	Massachusetts (MA) Average	National Average
2025	$50 M	$50 M	$33 M
2024	$39 M	$55 M	$24 M
2023	$39 M	$54 M	$24 M
2022	$39 M	$53 M	$24 M
2021	$70 M	$55 M	$23 M
2020	$70 M	$54 M	$21 M
2019	$70 M	$44 M	$20 M
2018	$70 M	$55 M	$22 M

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Students by Ethnicity:

0.72

0.61

View Data

Diversity Score Trends
Year	Suffolk County Average	Massachusetts (MA) Average	National Average
2025	0.72	0.61	0.64
2024	0.73	0.61	0.64
2023	0.69	0.59	0.63
2022	0.67	0.57	0.62
2021	0.68	0.57	0.62
2020	0.69	0.56	0.62
2019	0.66	0.54	0.61
2018	0.67	0.54	0.60
2017	0.67	0.52	0.59
2016	0.67	0.51	0.59
2015	0.69	0.52	0.58

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# American Indian Students

9 Students

119 Students

% American Indian Students

n/a

# Asian Students

417 Students

4,948 Students

% Asian Students

View Data

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

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# Hispanic Students

908 Students

5,988 Students

% Hispanic Students

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

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# Black Students

2,456 Students

7,413 Students

% Black Students

23%

View Data

Black Student Percentage Trends
Year	Suffolk County Average	Massachusetts (MA) Average	National Average
2025	23%	8%	8%
2024	23%	8%	8%
2023	20%	7%	8%
2022	14%	7%	7%
2021	14%	7%	8%
2020	15%	7%	8%
2019	13%	7%	8%
2018	13%	7%	8%
2017	16%	7%	7%
2016	16%	7%	8%
2015	18%	8%	8%

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# White Students

4,330 Students

54,151 Students

% White Students

41%

58%

View Data

White Student Percentage Trends
Year	Suffolk County Average	Massachusetts (MA) Average	National Average
2025	41%	58%	55%
2024	40%	58%	55%
2023	48%	60%	55%
2022	50%	62%	57%
2021	49%	63%	57%
2020	47%	63%	58%
2019	51%	66%	59%
2018	50%	65%	59%
2017	50%	67%	61%
2016	51%	68%	61%
2015	48%	67%	61%

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# Hawaiian Students

12 Students

61 Students

% Hawaiian Students

n/a

# Two or more races Students

n/a

% of Two or more races Students

n/a

# Others Students

2,514 Students

20,106 Students

% of Others Students

24%

22%

View Data

Other Races Student Percentage Trends
Year	Suffolk County Average	Massachusetts (MA) Average	National Average
2025	23%	22%	22%
2024	25%	22%	22%
2023	19%	21%	22%
2022	24%	19%	22%
2021	24%	18%	20%
2020	24%	18%	19%
2019	24%	17%	20%
2018	26%	18%	20%
2017	23%	17%	19%
2016	22%	16%	18%
2015	22%	15%	18%

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All Ethnic Groups

Extracurriculars and Sports:

Average Number of Extracurriculars

11 extracurriculars

Average Number of Sports

7 sports

8 sports

Frequently Asked Questions

What are the top ranked private elementary schools in Suffolk County, MA?

The private elementary schools in Suffolk County, MA include Winsor School, Saint Columbkille Partnership School, and Boston College High School.

How many private elementary schools are located in Suffolk County?

48 private elementary schools are located in Suffolk County.

How much do private elementary schools cost in Suffolk County?

The average tuition cost is $20,891, which is lower than the Massachusetts private school average tuition cost of $24,964.

How diverse are private elementary schools in Suffolk County?

Suffolk County private elementary schools are approximately 50% minority students, which is higher than the Massachusetts private school average of 31%.

What percentage of private elementary schools are religiously affiliated in Suffolk County?

55% of private elementary schools in Suffolk County are religiously affiliated (most commonly Catholic and Christian).

Which private elementary schools in Suffolk County are often viewed compared to one another?

Popular comparisons of private elementary schools in Suffolk County include: Holy Name Parish School vs. St. Theresa School, The Croft School: South End vs. Kingsley Montessori School, Park Street School vs. The Advent School

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Year	Suffolk County Average	Massachusetts (MA) Average	National Average
2025	223	191	199
2024	219	188	192
2023	231	189	193
2022	223	189	205
2021	223	186	201
2020	221	181	188
2019	229	188	193
2018	231	188	190
2017	222	189	199
2016	226	189	196
2015	217	175	183

Quick Facts (2026-27)

Quick Facts (2026-27)

Top Ranked Suffolk County Private Elementary Schools (2026-27)

Suffolk County Private Elementary Schools (Closed)

Overview

Trends in Total Number of Private Elementary Schools

Trends in the Average Number of Students Per Private Elementary 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 (2020-2025)

Tuition and Acceptance Rate:

Tuition Cost Trends (2015-2025)

Summer Program Cost Trends (2019-2025)

Percent on Financial Aid Trends (2015-2025)

Financial Aid Grant Trends (2015-2025)

Acceptance Rate Trends (2015-2025)

Endowment Trends (2018-2025)

Students by Ethnicity:

Diversity Score 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

Recent Articles

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Best Suffolk County Private Elementary Schools (2026-27)

Top Ranked Suffolk County Private Elementary Schools (2026-27)

Suffolk County Private Elementary Schools (Closed)

Overview

Trends in Total Number of Private Elementary Schools

Trends in the Average Number of Students Per Private Elementary 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 (2020-2025)

Tuition and Acceptance Rate:

Tuition Cost Trends (2015-2025)

Summer Program Cost Trends (2019-2025)

Percent on Financial Aid Trends (2015-2025)

Financial Aid Grant Trends (2015-2025)

Acceptance Rate Trends (2015-2025)

Endowment Trends (2018-2025)

Students by Ethnicity:

Diversity Score 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

More Articles