#25 Largest Private Schools in the Northeast
Central Catholic
Independent Catholic school · Grades 9–12
1,494 students
Lawrence, MA
BOverall grade1,494 students17 students per teacher
2026 lists
Largest Private Schools in the Northeast
The private schools in the Northeast with the most students. Top 50 of 3,938 schools.
#26 Largest Private Schools in the Northeast
Salanter Akiba Riverdale Academy
Jewish day school · Grades Pre-K–12
1,488 students
Bronx, NY
AOverall grade1,488 students6 students per teacher
#27 Largest Private Schools in the Northeast
Yeshiva Orchos Chaim
Jewish day school · Grades K–8
1,468 students
Lakewood, NJ
BOverall gradeAll boys1,468 students12 students per teacher
#28 Largest Private Schools in the Northeast
St. Johns Preparatory School
Independent Catholic school · Grades 6–12
1,453 students
Danvers, MA
A-Overall gradeAll boys1,453 students10 students per teacher
#29 Largest Private Schools in the Northeast
La Salle Academy
Independent Catholic school · Grades 6–12
1,443 students
Providence, RI
AOverall grade1,443 students12 students per teacher
#30 Largest Private Schools in the Northeast
Boston College High School
Independent Catholic school · Grades 7–12
1,439 students
Dorchester, MA
AOverall gradeAll boys1,439 students13 students per teacher
#31 Largest Private Schools in the Northeast
Bnos Bais Yaakov-Far Rockaway
Jewish day school · Grades Pre-K–12
1,331 students
Far Rockaway, NY
B+Overall gradeAll girls1,331 students6 students per teacher
#32 Largest Private Schools in the Northeast
Dalton School
Independent school · Grades K–12
1,330 students
New York, NY
A+Overall grade1,330 students6 students per teacher
#33 Largest Private Schools in the Northeast
Dalton School
Independent school · Grades K–12
1,330 students
New York, NY
A+Overall grade1,330 students6 students per teacher
#34 Largest Private Schools in the Northeast
Bnos Margulia Viznitz - DBA of Yeshiva Imrei Chaim
Early childhood program · Kindergarten only
1,324 students
Brooklyn, NY
B-Overall gradeAll boys1,324 students18 students per teacher
#35 Largest Private Schools in the Northeast
The Greenwich Country Day School
Independent school · Grades Pre-K–12
1,315 students
Greenwich, CT
BOverall grade1,315 students8 students per teacher
#36 Largest Private Schools in the Northeast
The Episcopal Academy
Episcopal school · Grades Pre-K–12
1,252 students
Newtown Square, PA
A+Overall grade1,252 students8 students per teacher
#37 Largest Private Schools in the Northeast
The Episcopal Academy
Episcopal school · Grades Pre-K–12
1,252 students
Newtown Square, PA
A+Overall grade1,252 students7 students per teacher
#38 Largest Private Schools in the Northeast
Cardinal Spellman High School
Diocesan school · Grades 9–12
1,187 students
Bronx, NY
B+Overall grade1,187 students20 students per teacher
#39 Largest Private Schools in the Northeast
Beth Rochel School-Girls
Jewish day school · Grades Pre-K–12
1,183 students
Monsey, NY
B-Overall gradeAll girls1,183 students26 students per teacher
#40 Largest Private Schools in the Northeast
La Salle College High School
Independent Catholic school · Grades 9–12
1,158 students
Wyndmoor, PA
A+Overall gradeAll boys1,158 students11 students per teacher
#41 Largest Private Schools in the Northeast
Phillips Academy
Independent school · Grades 9–12
1,154 students
Andover, MA
A+Overall grade1,154 students6 students per teacher
#42 Largest Private Schools in the Northeast
Columbia Grammar & Preparatory School
Independent school · Grades Pre-K–12
1,138 students
New York, NY
A+Overall grade1,138 students6 students per teacher
#43 Largest Private Schools in the Northeast
Poly Prep Country Day School
Independent school · Grades Pre-K–12
1,122 students
Brooklyn, NY
A+Overall grade1,122 students6 students per teacher
#44 Largest Private Schools in the Northeast
Hebrew Academy of Five Towns & Rockaway
Jewish day school · Grades Pre-K–12
1,119 students
Lawrence, NY
A+Overall grade1,119 students6 students per teacher
#45 Largest Private Schools in the Northeast
Shady Side Academy
Independent school · Grades Pre-K–12
1,118 students
Pittsburgh, PA
B+Overall grade1,118 students21 students per teacher
#46 Largest Private Schools in the Northeast
Shady Side Academy
Independent school · Grades Pre-K–12
1,118 students
Pittsburgh, PA
A-Overall grade1,118 students8 students per teacher
#47 Largest Private Schools in the Northeast
North Shore Hebrew Academy
Jewish day school · Grades Pre-K–12
1,116 students
Great Neck, NY
A-Overall grade1,116 students6 students per teacher
#48 Largest Private Schools in the Northeast
Lycee Francais De New York
Independent school · Grades Pre-K–12
1,089 students
New York, NY
A-Overall grade1,089 students10 students per teacher
From official public records, updated October 2026.