#1 Largest Private Schools in Northwest Hills County, CT
The Hotchkiss School
Independent school · Grades 9–12
602 students
Lakeville, CT
A+Overall grade602 students6 students per teacher
2026 lists
Largest Private Schools in Northwest Hills County, CT
The private schools in Northwest Hills County, CT with the most students. Top 13 of 13 schools.
#2 Largest Private Schools in Northwest Hills County, CT
Kent School
Episcopal school · Grades 9–12
516 students
Kent, CT
A+Overall grade516 students8 students per teacher
#3 Largest Private Schools in Northwest Hills County, CT
The Frederick Gunn School
Independent school · Grades 9–12
323 students
Washington, CT
BOverall grade323 students7 students per teacher
#4 Largest Private Schools in Northwest Hills County, CT
Salisbury School
Episcopal school · Grades 9–12
319 students
Salisbury, CT
A+Overall gradeAll boys319 students8 students per teacher
#5 Largest Private Schools in Northwest Hills County, CT
Rumsey Hall School
Independent school · Grades Pre-K–9
315 students
Washington Depot, CT
A+Overall grade315 students6 students per teacher
#6 Largest Private Schools in Northwest Hills County, CT
Indian Mountain School
Independent school · Grades Pre-K–9
311 students
Lakeville, CT
A+Overall grade311 students6 students per teacher
#7 Largest Private Schools in Northwest Hills County, CT
Forman School
Special education school · Grades 9–12
207 students
Litchfield, CT
AOverall grade207 students3 students per teacher
#8 Largest Private Schools in Northwest Hills County, CT
Washington Montessori School
Montessori school · Grades Pre-K–8
183 students
New Preston, CT
BOverall grade183 students8 students per teacher
#9 Largest Private Schools in Northwest Hills County, CT
St. John Paul the Great Stream Academy
Diocesan school · Grades Pre-K–8
174 students
Torrington, CT
BOverall grade174 students15 students per teacher
#10 Largest Private Schools in Northwest Hills County, CT
Torrington Christian Academy
Assembly of God school · Grades Pre-K–12
170 students
Torrington, CT
B-Overall grade170 students12 students per teacher
#11 Largest Private Schools in Northwest Hills County, CT
South Kent School
Episcopal school · Grades 9–12
151 students
South Kent, CT
A+Overall gradeAll boys151 students7 students per teacher
#12 Largest Private Schools in Northwest Hills County, CT
The Burlington Academy of Learning
Special education school · Grades Pre-K–K
78 students
Burlington, CT
BOverall grade78 students30 students per teacher
#13 Largest Private Schools in Northwest Hills County, CT
Litchfield Montessori School
Montessori school · Grades Pre-K–6
41 students
Northfield, CT
A-Overall grade41 students6 students per teacher
From official public records, updated October 2026.