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Best Thompson Private Schools (2026)

For the 2026 school year, there are 2 private schools serving 32 students in Thompson, CT.

The private school in Thompson, CT is Marianapolis Preparatory School.

50% of private schools in Thompson, CT are religiously affiliated (most commonly Catholic).

Top-Ranked Thompson Private Schools (2026)

School

Location

Quick Facts

Marianapolis Preparatory School

(Catholic)

Add to Compare

26 Chase Road
Thompson, CT 06277
(860) 923-9245

Gr: 9-12 Avg. class size: 15 students Sports: 16 | Extracurrculars: 34 Tuition listed

River Run Academy At The Susan Wayne Center Of Excel

Special Education School

Add to Compare

75 Church St
Thompson, CT 06277
(860) 928-5900

Gr: 6-12 | 32 students

Overview

This Town (Thompson)

This State (CT)

# Schools

2 Schools

View Data

Trends in Total Number of Private Schools
Year	Thompson, CT Total Schools
2025	2
2024	2
2023	2
2022	2
2021	2
2020	2
2019	2
2018	2
2017	2
2016	2
2015	2

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Student Body:

# Students

32 Students

64,180 Students

View Data

Trends in the Average Number of Students Per Private School
Year	Thompson, CT Average	Connecticut (CT) Average	National Average
2025	32	165	179
2024	166	161	172
2023	180	163	174
2022	193	168	185
2021	193	166	180
2020	193	163	171
2019	195	167	175
2018	220	165	172
2017	214	175	180
2016	214	172	178
2015	208	167	167

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% Average Students of Color

40%

31%

View Data

Percentage of Students of Color Trends (2015-2025)
Year	Thompson, CT Average	Connecticut (CT) Average	National Average
2025	40%	31%	34%
2024	33%	31%	34%
2023	22%	30%	33%
2022	19%	28%	33%
2021	19%	28%	32%
2020	34%	28%	32%
2019	35%	25%	31%
2018	34%	25%	31%
2017	64%	25%	32%
2016	64%	25%	32%
2015	64%	27%	32%

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Academics and Faculty:

# Teachers

57 Teachers

7,939 Teachers

Average Student-Teacher Ratio

5:1

8:1

View Data

Student-Teacher Ratio Trends (2015-2025)
Year	Thompson, CT Average	Connecticut (CT) Average	National Average
2025	5:1	8:1	11:1
2024	6:1	8:1	11:1
2023	7:1	8:1	11:1
2022	6:1	8:1	11:1
2021	6:1	8:1	11:1
2020	6:1	8:1	12:1
2019	6:1	8:1	12:1
2018	7:1	8:1	12:1
2017	7:1	9:1	12:1
2016	7:1	9:1	12:1
2015	8:1	9:1	12:1

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% Average Faculty w/Advanced Degree

70%

View Data

Percentage of Faculty With Advanced Degrees Trends (2017-2025)
Year	Thompson, CT Average	Connecticut (CT) Average	National Average
2025	70%	70%	55%
2024	71%	70%	54%
2023	71%	68%	54%
2022	78%	68%	54%
2021	78%	69%	54%
2020	71%	69%	54%
2019	71%	69%	53%
2018	47%	68%	53%
2017	47%	68%	53%

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Average Class Size

15 students

14 students

View Data

Class Size Trends (2015-2025)
Year	Thompson, CT Average	Connecticut (CT) Average	National Average
2025	15	14	15
2024	12	13	15
2023	12	13	15
2022	12	13	15
2021	12	13	15
2020	12	14	15
2019	12	14	15
2018	12	14	15
2017	12	14	15
2016	14	14	15
2015	15	13	15

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Average Number of AP Courses

25 courses

16 courses

View Data

Trends in Average Number of AP Courses Offered
Year	Thompson, CT Average	Connecticut (CT) Average	National Average
2025	25	16	13
2024	22	15	12
2023	22	15	11
2022	22	15	11
2021	22	15	11
2020	20	16	11
2019	20	16	11
2018	20	15	11
2017	16	14	10
2016	13	14	10
2015	13	15	10

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Tuition and Acceptance Rate:

Average Yearly Tuition Cost

$19,733

$28,501

View Data

Tuition Cost Trends (2015-2025)
Year	Thompson, CT Average	Connecticut (CT) Average	National Average
2025	$19,733	$28,288	$15,012
2018	$55,141	$25,386	$11,017
2017	$52,515	$24,171	$10,708
2016	$50,014	$23,194	$10,356
2015	$39,170	$21,099	$9,939

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Average Summer Program Cost

$1,100

$4,239

View Data

Summer Program Cost Trends (2021-2025)
Year	Thompson, CT Average	Connecticut (CT) Average	National Average
2025	$1,100	$4,194	$1,152
2024	$1,100	$4,479	$1,128
2023	$1,100	$3,566	$1,156
2022	$1,000	$3,340	$1,102
2021	$1,000	$3,320	$1,125

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Average % on Financial Aid

67%

36%

View Data

Percent on Financial Aid Trends (2019-2025)
Year	Thompson, CT Average	Connecticut (CT) Average	National Average
2025	67%	36%	34%
2024	65%	37%	34%
2023	65%	36%	34%
2022	65%	35%	33%
2021	65%	35%	33%
2020	62%	35%	32%
2019	62%	33%	31%

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Students by Ethnicity:

0.50

0.63

View Data

Diversity Score Trends
Year	Thompson, CT Average	Connecticut (CT) Average	National Average
2025	0.50	0.63	0.65
2024	0.65	0.63	0.65
2023	0.67	0.62	0.65
2022	0.68	0.59	0.64
2021	0.68	0.59	0.64
2020	0.68	0.59	0.64
2019	0.68	0.56	0.63
2018	0.68	0.56	0.63
2017	0.67	0.53	0.61
2016	0.67	0.54	0.61
2015	0.67	0.54	0.61

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# American Indian Students

1 Student

716 Students

% American Indian Students

n/a

# Asian Students

59 Students

2,908 Students

% Asian Students

22%

View Data

Asian Student Percentage Trends
Year	Thompson, CT Average	Connecticut (CT) Average	National Average
2025	22%	5%	5%
2024	18%	5%	5%
2023	19%	5%	5%
2022	16%	5%	4%
2021	16%	5%	4%
2020	16%	5%	4%
2019	15%	5%	4%
2018	13%	5%	4%
2017	14%	4%	4%
2016	14%	4%	4%
2015	14%	4%	4%

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# Hispanic Students

15 Students

5,562 Students

% Hispanic Students

View Data

Hispanic Student Percentage Trends
Year	Thompson, CT Average	Connecticut (CT) Average	National Average
2025	6%	9%	9%
2024	4%	9%	9%
2023	6%	8%	9%
2022	4%	7%	8%
2021	4%	7%	9%
2020	4%	8%	9%
2019	5%	6%	8%
2018	4%	6%	8%
2017	5%	5%	8%
2016	5%	6%	8%
2015	6%	6%	8%

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# Black Students

12 Students

4,891 Students

% Black Students

View Data

Black Student Percentage Trends
Year	Thompson, CT Average	Connecticut (CT) Average	National Average
2025	5%	8%	7%
2024	4%	8%	7%
2023	3%	7%	8%
2022	4%	8%	7%
2021	4%	8%	7%
2020	4%	8%	8%
2019	4%	7%	7%
2018	4%	7%	7%
2017	2%	7%	7%
2016	2%	7%	7%
2015	2%	8%	8%

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# White Students

178 Students

34,992 Students

% White Students

67%

56%

View Data

White Student Percentage Trends
Year	Thompson, CT Average	Connecticut (CT) Average	National Average
2025	67%	56%	52%
2024	53%	56%	52%
2023	50%	58%	52%
2022	44%	61%	54%
2021	44%	60%	54%
2020	44%	60%	54%
2019	44%	64%	56%
2018	39%	64%	56%
2017	39%	66%	58%
2016	39%	65%	58%
2015	40%	65%	58%

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# Hawaiian Students

n/a

63 Students

% Hawaiian Students

n/a

# Two or more races Students

n/a

% of Two or more races Students

n/a

# Others Students

n/a

12,753 Students

% of Others Students

n/a

21%

View Data

Other Races Student Percentage Trends
Year	Thompson, CT Average	Connecticut (CT) Average	National Average
2024	21%	21%	26%
2023	22%	20%	25%
2022	32%	19%	25%
2021	32%	20%	25%
2020	32%	19%	24%
2019	32%	18%	24%
2018	40%	18%	23%
2017	40%	18%	22%
2016	40%	18%	22%
2015	38%	17%	21%

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All Ethnic Groups

Extracurriculars and Sports:

Average Number of Extracurriculars

34 extracurriculars

12 extracurriculars

Average Number of Sports

16 sports

10 sports

Frequently Asked Questions

What are the top-ranked private schools in Thompson, CT?

The private schools in Thompson, CT is Marianapolis Preparatory School.

How many private schools are located in Thompson?

2 private schools are located in Thompson.

What percentage of private schools are religiously affiliated in Thompson?

50% of private schools in Thompson are religiously affiliated (most commonly Catholic).

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PRIVATE SCHOOL DATA:

Best Thompson Private Schools (2026)

Top-Ranked Thompson Private Schools (2026)

Overview

Trends in Total Number of Private Schools

Student Body:

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 (2017-2025)

Class Size Trends (2015-2025)

Trends in Average Number of AP Courses Offered

Tuition and Acceptance Rate:

Tuition Cost Trends (2015-2025)

Summer Program Cost Trends (2021-2025)

Percent on Financial Aid Trends (2019-2025)

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