Top Ranked Sullivan County Private Schools (2026)

Estabrook Christian School

Gr: 1-9 | 11 students

Seventh Day Adventist

1050 Route 12A

Plainfield, NH 03781

(603) 675-2455

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Kimball Union Academy

Gr: 9-12 | 338 students

Avg. class size: 12 students

Sports: 22 | Extracurriculars: 38

64 Main Street

Meriden, NH 03770

(603) 469-2100

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Kimball Union Academy

Gr: 9-12 | 343 students

7 Campus Center DriveMeriden, NH 03770

Plainfield, NH 03781

(603) 469-2000

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Mount Royal Academy

Gr: PK-12 | 203 students

Avg. class size: 14 students

Sports: 6 | Extracurriculars: 2

Catholic

26 Seven Hearths Lane

Sunapee, NH 03782

(603) 763-9010

(7)

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Claremont Christian Academy

Gr: PK-12 | 119 students

Avg. class size: 8 students

Sports: 3 | Extracurriculars: 1

Baptist

97 Maple Ave

Claremont, NH 03743

(603) 542-8759

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Granite Hill School

Gr: 7-12 | 36 students

Special Education School

135 Elm Street

Newport, NH 03773

(603) 863-0697

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New England Classical Academy

Gr: K-12 | 43 students

Catholic

59 Old Church Road

Claremont, NH 03743

(603) 543-3400

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Newport Montessori School

Gr: PK-8 | 106 students

Avg. class size: 15 students

Extracurriculars: 2

Montessori School

96 Pine Street

Newport, NH 03773

(603) 863-2243

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[+] Show Closed Private Schools in Sullivan County, New Hampshire

Sullivan County Private Schools (Closed)

St. Mary School

Gr: PK-8 | 128 students

Catholic

18 Central Street

Claremont, NH 03743

(603) 542-6341

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Overview

Academics and Faculty:

# Teachers

192 Teachers

3,212 Teachers

Average Student-Teacher Ratio

6:1

10:1

View Data

Student-Teacher Ratio Trends (2015-2025)
Year	Sullivan County Average	New Hampshire (NH) Average	National Average
2025	6:1	10:1	11:1
2024	6:1	10:1	11:1
2023	7:1	9:1	11:1
2022	7:1	10:1	11:1
2021	7:1	9:1	11:1
2020	6:1	10:1	12:1
2019	6:1	9:1	12:1
2018	6:1	9:1	12:1
2017	7:1	9:1	12:1
2016	6:1	9:1	12:1
2015	7:1	10:1	12:1

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% Average Faculty w/Advanced Degree

40%

54%

View Data

Percentage of Faculty With Advanced Degrees Trends (2015-2025)
Year	Sullivan County Average	New Hampshire (NH) Average	National Average
2025	40%	55%	55%
2024	40%	54%	54%
2023	40%	54%	54%
2022	40%	53%	54%
2021	40%	54%	54%
2020	40%	54%	54%
2019	46%	53%	53%
2018	46%	52%	53%
2017	50%	53%	53%
2016	50%	52%	52%
2015	65%	54%	52%

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Average Class Size

12 students

13 students

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Class Size Trends (2015-2025)
Year	Sullivan County Average	New Hampshire (NH) Average	National Average
2025	12	13	15
2024	12	13	15
2023	12	13	15
2022	12	12	15
2021	12	12	15
2020	12	12	15
2019	13	12	15
2018	13	12	15
2017	12	12	15
2016	12	12	15
2015	13	12	15

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Average Number of AP Courses

78 courses

22 courses

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Trends in Average Number of AP Courses Offered
Year	Sullivan County Average	New Hampshire (NH) Average	National Average
2025	78	21	13
2024	25	11	12
2023	20	11	11
2022	12	11	11
2021	12	11	11
2020	12	11	11
2019	12	12	11
2018	12	12	11
2017	12	12	10
2016	12	12	10
2015	19	8	10

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Average SAT score

1223

(Out of 1600)

1242

View Data

SAT Score Trends (2017-2025)
Year	Sullivan County Average	New Hampshire (NH) Average	National Average
2025	1223	1242	1233
2024	1223	1236	1230
2023	1223	1234	1228
2022	1223	1230	1229
2021	1223	1217	1229
2020	1223	1223	1226
2019	1275	1234	1226
2018	1275	1255	1226
2017	1275	1250	1233

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Average ACT score

(Out of 36)

View Data

ACT Score Trends (2016-2025)
Year	Sullivan County Average	New Hampshire (NH) Average	National Average
2025	28	28	26
2024	28	28	26
2023	28	27	26
2022	28	26	26
2021	28	26	26
2020	28	26	25
2019	28	26	25
2018	28	26	25
2017	28	25	25
2016	26	25	25

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Tuition and Acceptance Rate:

Average Yearly Tuition Cost

$31,633

$20,174

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Tuition Cost Trends (2015-2025)
Year	Sullivan County Average	New Hampshire (NH) Average	National Average
2025	$31,242	$20,139	$15,012
2024	$21,470	$21,871	$13,254
2023	$20,540	$20,872	$12,626
2022	$19,190	$20,506	$12,187
2021	$18,430	$19,967	$11,800
2020	$18,430	$19,393	$11,512
2019	$19,988	$19,696	$11,293
2018	$23,983	$18,759	$11,017
2017	$32,925	$20,456	$10,708
2016	$55,400	$20,286	$10,356
2015	$45,990	$18,531	$9,939

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Average % on Financial Aid

27%

35%

View Data

Percent on Financial Aid Trends (2015-2025)
Year	Sullivan County Average	New Hampshire (NH) Average	National Average
2025	39%	36%	34%
2024	39%	36%	34%
2023	41%	37%	34%
2022	41%	35%	33%
2021	41%	35%	33%
2020	41%	35%	32%
2019	38%	32%	31%
2018	38%	32%	30%
2017	36%	30%	30%
2016	36%	29%	29%
2015	45%	26%	28%

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Average Financial Aid Grant

$13,000

$19,502

View Data

Financial Aid Grant Trends (2015-2025)
Year	Sullivan County Average	New Hampshire (NH) Average	National Average
2025	$13,000	$19,502	$7,073
2024	$13,000	$19,134	$6,930
2023	$14,333	$18,976	$6,469
2022	$13,667	$19,133	$6,289
2021	$10,878	$18,946	$6,055
2020	$10,878	$17,965	$5,921
2019	$13,250	$17,860	$5,795
2018	$12,750	$15,916	$5,456
2017	$23,500	$17,200	$5,319
2016	$23,500	$17,561	$5,105
2015	$18,000	$10,261	$5,030

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Average Acceptance Rate

73%

74%

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Acceptance Rate Trends (2015-2025)
Year	Sullivan County Average	New Hampshire (NH) Average	National Average
2025	49%	72%	81%
2024	63%	74%	85%
2023	68%	74%	85%
2022	68%	74%	85%
2021	76%	74%	85%
2020	76%	75%	85%
2019	95%	75%	85%
2018	95%	76%	85%
2017	90%	76%	85%
2016	90%	73%	85%
2015	90%	76%	85%

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Average Endowment Size

$72.9 million

$56.2 million

View Data

Endowment Trends (2020-2025)
Year	Sullivan County Average	New Hampshire (NH) Average	National Average
2025	$72 M	$55 M	$60 M
2024	$72 M	$73 M	$59 M
2023	$59 M	$72 M	$71 M
2022	$59 M	$87 M	$76 M
2021	$59 M	$93 M	$71 M
2020	$59 M	$81 M	$74 M

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Students by Ethnicity:

0.51

0.57

View Data

Diversity Score Trends
Year	Sullivan County Average	New Hampshire (NH) Average	National Average
2025	0.51	0.57	0.65
2024	0.51	0.57	0.65
2023	0.52	0.59	0.65
2022	0.58	0.58	0.64
2021	0.58	0.58	0.64
2020	0.58	0.58	0.64
2019	0.59	0.58	0.63
2018	0.59	0.58	0.63
2017	0.59	0.56	0.61
2016	0.59	0.56	0.61
2015	0.57	0.56	0.61

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# American Indian Students

6 Students

103 Students

% American Indian Students

n/a

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Percentage of Private School Students of American Indian Trends
Year	Sullivan County Average	New Hampshire (NH) Average	National Average
2020	2%	1%	1%
2019	1%	1%	1%
2018	1%	1%	2%
2017	1%	1%	1%
2016	1%	1%	1%
2015	1%	1%	1%

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# Asian Students

124 Students

1,247 Students

% Asian Students

10%

View Data

Asian Student Percentage Trends
Year	Sullivan County Average	New Hampshire (NH) Average	National Average
2025	11%	5%	5%
2024	11%	5%	5%
2023	10%	6%	5%
2022	9%	6%	4%
2021	9%	6%	4%
2020	9%	5%	4%
2019	5%	4%	4%
2018	5%	5%	4%
2017	5%	4%	4%
2016	5%	4%	4%
2015	5%	4%	4%

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# Hispanic Students

20 Students

833 Students

% Hispanic Students

View Data

Hispanic Student Percentage Trends
Year	Sullivan County Average	New Hampshire (NH) Average	National Average
2025	2%	3%	9%
2024	2%	3%	9%
2023	1%	2%	9%
2022	4%	2%	8%
2021	4%	2%	9%
2020	4%	2%	9%
2019	4%	2%	8%
2018	4%	2%	8%
2017	4%	2%	8%
2016	4%	2%	8%
2015	4%	2%	8%

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# Black Students

43 Students

705 Students

% Black Students

View Data

Black Student Percentage Trends
Year	Sullivan County Average	New Hampshire (NH) Average	National Average
2025	3%	2%	7%
2024	3%	2%	7%
2023	3%	2%	8%
2022	2%	2%	7%
2021	2%	2%	7%
2020	2%	2%	8%
2019	2%	2%	7%
2018	2%	2%	7%
2017	2%	2%	7%
2016	2%	2%	7%
2015	2%	2%	8%

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# White Students

840 Students

16,749 Students

% White Students

67%

55%

View Data

White Student Percentage Trends
Year	Sullivan County Average	New Hampshire (NH) Average	National Average
2025	67%	55%	52%
2024	67%	55%	52%
2023	66%	52%	52%
2022	60%	54%	54%
2021	60%	54%	54%
2020	60%	54%	54%
2019	54%	55%	56%
2018	54%	55%	56%
2017	54%	57%	58%
2016	56%	57%	58%
2015	59%	58%	58%

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# Hawaiian Students

1 Student

8 Students

% Hawaiian Students

n/a

# Two or more races Students

n/a

% of Two or more races Students

n/a

# Others Students

215 Students

10,800 Students

% of Others Students

17%

36%

View Data

Other Races Student Percentage Trends
Year	Sullivan County Average	New Hampshire (NH) Average	National Average
2025	17%	35%	26%
2024	17%	35%	26%
2023	20%	38%	25%
2022	24%	36%	25%
2021	24%	36%	25%
2020	23%	36%	24%
2019	34%	36%	24%
2018	34%	35%	23%
2017	34%	34%	22%
2016	32%	34%	22%
2015	29%	33%	21%

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All Ethnic Groups

Extracurriculars and Sports:

Average Number of Extracurriculars

11 extracurriculars

10 extracurriculars

Average Number of Sports

10 sports

9 sports

Frequently Asked Questions

What are the top ranked private schools in Sullivan County, NH?

The private schools in Sullivan County, NH include Estabrook Christian School, Kimball Union Academy, and Kimball Union Academy.

How many private schools are located in Sullivan County?

8 private schools are located in Sullivan County.

How diverse are private schools in Sullivan County?

Sullivan County private schools are approximately 17% minority students, which is lower than the New Hampshire private school average of 18%.

What percentage of students in Sullivan County go to private school?

23% of all K-12 students in Sullivan County are educated in private schools (compared to the NH state average of 16%).

What percentage of private schools are religiously affiliated in Sullivan County?

44% of private schools in Sullivan County are religiously affiliated (most commonly Catholic and Baptist).

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

Popular comparisons of private schools in Sullivan County include: New England Classical Academy vs. Claremont Christian Academy, Claremont Christian Academy vs. New England Classical Academy

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Quick Facts (2026)

Quick Facts (2026)

Top Ranked Sullivan County Private Schools (2026)

Sullivan County Private Schools (Closed)

Overview

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)

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 (2016-2025)

Tuition and Acceptance Rate:

Tuition Cost Trends (2015-2025)

Percent on Financial Aid Trends (2015-2025)

Financial Aid Grant Trends (2015-2025)

Acceptance Rate Trends (2015-2025)

Endowment Trends (2020-2025)

Students by Ethnicity:

Diversity Score Trends

Percentage of Private 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

Recent Articles

Filter Schools

Quick Links

Most Popular Articles

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Trends in the Average Number of Students Per Private School
Year	Sullivan County Average	New Hampshire (NH) Average	National Average
2025	138	111	179
2024	138	107	172
2023	154	98	174
2022	148	98	185
2021	147	95	180
2020	130	89	171
2019	110	90	175
2018	98	89	172
2017	102	95	180
2016	100	94	178
2015	94	89	167

Best Sullivan County Private Schools (2026)

Top Ranked Sullivan County Private Schools (2026)

Sullivan County Private Schools (Closed)

Overview

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)

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 (2016-2025)

Tuition and Acceptance Rate:

Tuition Cost Trends (2015-2025)

Percent on Financial Aid Trends (2015-2025)

Financial Aid Grant Trends (2015-2025)

Acceptance Rate Trends (2015-2025)

Endowment Trends (2020-2025)

Students by Ethnicity:

Diversity Score Trends

Percentage of Private 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

More Articles