#1 Largest Private Schools in Essex County, MA
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 Essex County, MA
The private schools in Essex County, MA with the most students. Top 50 of 51 schools.
#2 Largest Private Schools in Essex County, MA
St. Johns Preparatory School
Independent Catholic school · Grades 6–12
1,453 students
Danvers, MA
A-Overall gradeAll boys1,453 students10 students per teacher
#3 Largest Private Schools in Essex County, MA
Phillips Academy
Independent school · Grades 9–12
1,154 students
Andover, MA
A+Overall grade1,154 students6 students per teacher
#4 Largest Private Schools in Essex County, MA
Bishop Fenwick High School
Independent Catholic school · Grades 9–12
458 students
Peabody, MA
A+Overall grade458 students12 students per teacher
#5 Largest Private Schools in Essex County, MA
St. Michael Elementary School
Parish school · Grades Pre-K–8
454 students
North Andover, MA
B-Overall grade454 students20 students per teacher
#6 Largest Private Schools in Essex County, MA
Sacred Hearts School
Diocesan school · Grades Pre-K–8
420 students
Bradford, MA
BOverall grade420 students17 students per teacher
#7 Largest Private Schools in Essex County, MA
The Governors Academy
Independent school · Grades 9–12
413 students
Byfield, MA
AOverall grade413 students7 students per teacher
#8 Largest Private Schools in Essex County, MA
Lawrence Catholic Academy
Diocesan school · Grades Pre-K–8
401 students
Lawrence, MA
B-Overall grade401 students17 students per teacher
#9 Largest Private Schools in Essex County, MA
Covenant Christian Academy
Christian school (nondenominational) · Grades Pre-K–12
392 students
Peabody, MA
BOverall grade392 students10 students per teacher
#10 Largest Private Schools in Essex County, MA
Brooks School
Episcopal school · Grades 9–12
363 students
North Andover, MA
A+Overall grade363 students7 students per teacher
#11 Largest Private Schools in Essex County, MA
St. John the Baptist School
Parish school · Grades Pre-K–8
351 students
Peabody, MA
AOverall grade351 students13 students per teacher
#12 Largest Private Schools in Essex County, MA
St. Augustine Elementary School
Parish school · Grades Pre-K–8
320 students
Andover, MA
AOverall grade320 students13 students per teacher
#13 Largest Private Schools in Essex County, MA
Our Lady of the Assumption SCH
Parish school · Grades Pre-K–8
306 students
Lynnfield, MA
AOverall grade306 students11 students per teacher
#14 Largest Private Schools in Essex County, MA
Notre Dame Cristo Rey High School
Independent Catholic school · Grades 9–12
283 students
Methuen, MA
BOverall grade283 students14 students per teacher
#15 Largest Private Schools in Essex County, MA
St. Pius V School
Parish school · Grades Pre-K–8
282 students
Lynn, MA
BOverall grade282 students17 students per teacher
#16 Largest Private Schools in Essex County, MA
Landmark High School
Special education school · Grades 9–12
281 students
Prides Crossing, MA
A+Overall grade281 students3 students per teacher
#17 Largest Private Schools in Essex County, MA
Shore Country Day School
Independent school · Grades Pre-K–8
275 students
Beverly, MA
A+Overall grade275 students5 students per teacher
#18 Largest Private Schools in Essex County, MA
Brookwood School
Independent school · Grades Pre-K–8
262 students
Manchester, MA
BOverall grade262 students8 students per teacher
#19 Largest Private Schools in Essex County, MA
St. Mary of the Annunciation School
Diocesan school · Grades Pre-K–8
232 students
Danvers, MA
B+Overall grade232 students12 students per teacher
#20 Largest Private Schools in Essex County, MA
St. Monica School
Parish school · Grades Pre-K–8
229 students
Methuen, MA
AOverall grade229 students14 students per teacher
#21 Largest Private Schools in Essex County, MA
Tower School
Independent school · Grades Pre-K–8
219 students
Marblehead, MA
A+Overall grade219 students4 students per teacher
#22 Largest Private Schools in Essex County, MA
Greater Grace Christian Academy
Christian school (nondenominational) · Grades K–12
216 students
Saugus, MA
BOverall grade216 students8 students per teacher
#23 Largest Private Schools in Essex County, MA
Immaculate Conception Newburyport
Diocesan school · Grades Pre-K–8
196 students
Newburyport, MA
BOverall grade196 students16 students per teacher
#24 Largest Private Schools in Essex County, MA
Bradford Christian Academy
Christian school (nondenominational) · Grades K–12
186 students
Bradford, MA
A+Overall grade186 students7 students per teacher
From official public records, updated October 2026.