#49 Largest Private Schools in Connecticut
Whitby School
Montessori school · Grades Pre-K–8
253 students
Greenwich, CT
A+Overall grade253 students3 students per teacher
2026 lists
Largest Private Schools in Connecticut
The private schools in Connecticut with the most students. Top 50 of 204 schools.
#50 Largest Private Schools in Connecticut
St. Peter School
Diocesan school · Grades Pre-K–8
245 students
Danbury, CT
BOverall grade245 students14 students per teacher
From official public records, updated October 2026.