For the 2026 school year, there are 3 private high schools serving 1,717 students in Washington, CT.
The top-ranked private high schools in Washington, CT include Horace Mann School John Dorr Nature Laboratory and The Frederick Gunn School.
Top-Ranked Washington Private High Schools (2026)
School
Location
Quick Facts
99 Green Hill Rd
Washington, CT 06793
(860) 868-7334
Washington, CT 06793
(860) 868-7334
Gr: 9-12 | 330 students Avg. class size: 12 students Sports: 15 | Extracurrculars: 21 Tuition listed
220 Nettleton Hollow Rd
Washington, CT 06793
(860) 868-2230
Washington, CT 06793
(860) 868-2230
Gr: 2-12 | 1,330 student
Devereux Glenholme School
Special Education School
81 Sabbaday Lane
Washington, CT 06793
(860) 868-7377
Washington, CT 06793
(860) 868-7377
Gr: 5-12 | 57 students Avg. class size: 10 students Sports: 4 | Extracurrculars: 15 Tuition listed
Overview
This Town (Washington)
This State (CT)
# Schools
3 Schools
Student Body:
# Students
1,717 Students
36,258 Students
% Average Students of Color
14%
30%
Academics and Faculty:
# Teachers
75 Teachers
5,444 Teachers
Average Student-Teacher Ratio
23:1
7:1
% Average Faculty w/Advanced Degree
78%
73%
Average Class Size
11 students
12 students
Average Number of AP Courses
32 courses
17 courses
Tuition and Acceptance Rate:
Average Yearly Tuition Cost
$68,100
$39,344
Average Financial Aid Grant
$35,000
$24,420
Average Endowment Size
$27 million
$68.2 million
Students by Ethnicity:
Diversity Score
0.12
0.56
# American Indian Students
n/a
645 Students
% American Indian Students
n/a
2%
# Asian Students
n/a
2,248 Students
% Asian Students
n/a
6%
# Hispanic Students
n/a
2,914 Students
% Hispanic Students
n/a
8%
# Black Students
4 Students
2,975 Students
% Black Students
6%
9%
# White Students
60 Students
22,237 Students
% White Students
94%
64%
# Hawaiian Students
n/a
29 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
n/a
3,650 Students
% of Others Students
n/a
11%
All Ethnic Groups
Extracurriculars and Sports:
Average Number of Extracurriculars
18 extracurriculars
18 extracurriculars
Average Number of Sports
10 sports
13 sports
Frequently Asked Questions
What are the top-ranked private high schools in Washington, CT?
The top-ranked private high schools in Washington, CT include Horace Mann School John Dorr Nature Laboratory and The Frederick Gunn School.
How many private high schools are located in Washington?
3 private high schools are located in Washington.
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