#1 Largest Private Schools in South Central Connecticut County, CT
Choate Rosemary Hall
Independent school · Grades 9–12
842 students
Wallingford, CT
AOverall grade842 students7 students per teacher
2026 lists
Largest Private Schools in South Central Connecticut County, CT
The private schools in South Central Connecticut County, CT with the most students. Top 32 of 32 schools.
#2 Largest Private Schools in South Central Connecticut County, CT
Hamden Hall Country Day School
Independent school · Grades Pre-K–12
621 students
Hamden, CT
B+Overall grade621 students10 students per teacher
#3 Largest Private Schools in South Central Connecticut County, CT
Notre Dame High School
Independent Catholic school · Grades 9–12
471 students
West Haven, CT
A+Overall gradeAll boys471 students12 students per teacher
#4 Largest Private Schools in South Central Connecticut County, CT
The Foote School
Independent school · Grades K–9
426 students
New Haven, CT
A+Overall grade426 students4 students per teacher
#5 Largest Private Schools in South Central Connecticut County, CT
Sacred Heart Academy
Independent Catholic school · Grades 9–12
316 students
Hamden, CT
A+Overall gradeAll girls316 students10 students per teacher
#6 Largest Private Schools in South Central Connecticut County, CT
St. Rita School
Parish school · Grades Pre-K–8
313 students
Hamden, CT
AOverall grade313 students13 students per teacher
#7 Largest Private Schools in South Central Connecticut County, CT
St. Mary School
Diocesan school · Grades Pre-K–8
311 students
Milford, CT
BOverall grade311 students15 students per teacher
#8 Largest Private Schools in South Central Connecticut County, CT
Academy of Our Lady of Mercy, Lauralton Hall
Independent Catholic school · Grades 9–12
238 students
Milford, CT
A+Overall gradeAll girls238 students9 students per teacher
#9 Largest Private Schools in South Central Connecticut County, CT
Midstate Christian Academy
Christian school (nondenominational) · Grades Pre-K–12
195 students
Meriden, CT
A+Overall grade195 students10 students per teacher
#10 Largest Private Schools in South Central Connecticut County, CT
East Shoreline Catholic Academy
Parish school · Grades Pre-K–8
173 students
Branford, CT
B+Overall grade173 students11 students per teacher
#11 Largest Private Schools in South Central Connecticut County, CT
St. Lawrence School
Diocesan school · Grades Pre-K–8
172 students
West Haven, CT
B+Overall grade172 students18 students per teacher
#12 Largest Private Schools in South Central Connecticut County, CT
Southern Connecticut Hebrew Academy
Jewish day school · Grades Pre-K–12
169 students
Orange, CT
B+Overall grade169 students6 students per teacher
#13 Largest Private Schools in South Central Connecticut County, CT
The Country School
Independent school · Grades Pre-K–8
163 students
Madison, CT
A-Overall grade163 students5 students per teacher
#14 Largest Private Schools in South Central Connecticut County, CT
All Saints Catholic Academy
Independent Catholic school · Grades K–8
150 students
New Haven, CT
A-Overall grade150 students13 students per teacher
#15 Largest Private Schools in South Central Connecticut County, CT
Cold Spring School
Montessori school · Grades Pre-K–6
136 students
New Haven, CT
BOverall grade136 students6 students per teacher
#16 Largest Private Schools in South Central Connecticut County, CT
St. Thomas's Day School
Episcopal school · Grades K–6
119 students
New Haven, CT
A+Overall grade119 students6 students per teacher
#17 Largest Private Schools in South Central Connecticut County, CT
Grove School
Special education school · Grades 8–12
96 students
Madison, CT
B+Overall grade96 students4 students per teacher
#18 Largest Private Schools in South Central Connecticut County, CT
Milestones Behavioral Services
Special education school · Grades 1–12
93 students
Orange, CT
BOverall grade93 students6 students per teacher
#19 Largest Private Schools in South Central Connecticut County, CT
Ezra Academy
Jewish day school · Grades Pre-K–8
76 students
Woodbridge, CT
A-Overall grade76 students6 students per teacher
#20 Largest Private Schools in South Central Connecticut County, CT
St. Martin De Porres Academy
Independent Catholic school · Grades 5–8
72 students
New Haven, CT
A+Overall grade72 students9 students per teacher
#21 Largest Private Schools in South Central Connecticut County, CT
Heritage Baptist Academy
Baptist school · Grades Pre-K–12
64 students
Wallingford, CT
A-Overall grade64 students11 students per teacher
#22 Largest Private Schools in South Central Connecticut County, CT
The Cheder New Haven
Jewish day school · Grades K–8
60 students
New Haven, CT
B+Overall grade60 students4 students per teacher
#23 Largest Private Schools in South Central Connecticut County, CT
Cedarhurst School
Special education school · Grades 7–12
54 students
Hamden, CT
BOverall grade54 students6 students per teacher
#24 Largest Private Schools in South Central Connecticut County, CT
Meliora Academy
Special education school · Grades Pre-K–12
50 students
Meriden, CT
BOverall grade50 students13 students per teacher
From official public records, updated October 2026.