For the 2026 school year, there is 1 private school serving 39 students in Deep River, CT (there are 3 public schools, serving 901 public students). 4% of all K-12 students in Deep River, CT are educated in private schools (compared to the CT state average of 12%).
Private Schools in Deep River, CT (2026)
School
Location
Quick Facts
Mt. Saint John
All-boys | Special Education School
135 Kirtland St
Deep River, CT 06417
(860) 343-1300
Deep River, CT 06417
(860) 343-1300
Gr: 9-12 | 39 students
Overview
This Town (Deep River)
This State (CT)
# Schools
1 School
Student Body:
# Students
39 Students
64,297 Students
% Average Students of Color
88%
31%
Academics and Faculty:
# Teachers
7 Teachers
7,917 Teachers
Average Student-Teacher Ratio
6:1
8:1
Tuition and Acceptance Rate:
Students by Ethnicity:
Diversity Score
0.71
0.63
# American Indian Students
n/a
716 Students
% American Indian Students
n/a
1%
# Asian Students
n/a
2,908 Students
% Asian Students
n/a
5%
# Hispanic Students
10 Students
5,564 Students
% Hispanic Students
26%
9%
# Black Students
11 Students
4,896 Students
% Black Students
28%
8%
# White Students
3 Students
35,016 Students
% White Students
8%
56%
# Hawaiian Students
n/a
63 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
15 Students
12,839 Students
% of Others Students
38%
21%
All Ethnic Groups
Extracurriculars and Sports:
Frequently Asked Questions
How many private schools are located in Deep River, CT?
1 private schools are located in Deep River, CT.
What percentage of students in Deep River go to private school?
4% of all K-12 students in Deep River are educated in private schools (compared to the CT state average of 12%).
Recent Articles
Free Private Schools & Voucher Programs in 2025
Updated guide to free private schools and school voucher programs, 2025 policies, costs, equity issues, and how families access tuition support.
Social Emotional Learning 2025: Policy, Practice and Outcomes
Updated 2025 review of social emotional learning in schools, research outcomes, key trends, challenges and future paths for parents and educators.
Private School Admissions for Siblings: Costs and Timing
Learn how private school admissions for siblings affect costs, discounts, and timing strategies for families planning multiple enrollments.