#1 College-Bound Private High Schools in Middlesex County, MA
Austin Preparatory School
Independent Catholic school · Grades 6–12
100% of graduates go to four-year colleges
Reading, MA
B+Overall grade806 students11 students per teacher
2026 lists
College-Bound Private High Schools in Middlesex County, MA
Private high schools in Middlesex County, MA where the most graduates go on to four-year colleges. Top 20 of 20 schools.
#2 College-Bound Private High Schools in Middlesex County, MA
The Rivers School
Independent school · Grades 6–12
100% of graduates go to four-year colleges
Weston, MA
A+Overall grade525 students6 students per teacher
#3 College-Bound Private High Schools in Middlesex County, MA
Academy of Notre Dame
Diocesan school · Grades Pre-K–12
100% of graduates go to four-year colleges
Tyngsboro, MA
A-Overall grade502 students11 students per teacher
#4 College-Bound Private High Schools in Middlesex County, MA
Groton School
Episcopal school · Grades 8–12
100% of graduates go to four-year colleges
Groton, MA
A+Overall grade381 students6 students per teacher
#5 College-Bound Private High Schools in Middlesex County, MA
Newton Country Day School
Independent Catholic school · Grades 5–12
100% of graduates go to four-year colleges
Newton, MA
A+Overall gradeAll girls374 students5 students per teacher
#6 College-Bound Private High Schools in Middlesex County, MA
The Cambridge School of Weston
Independent school · Grades 9–12
100% of graduates go to four-year colleges
Weston, MA
A+Overall grade307 students7 students per teacher
#7 College-Bound Private High Schools in Middlesex County, MA
Chapel Hill Chauncy Hall School
Independent school · Grades 8–12
100% of graduates go to four-year colleges
Waltham, MA
A+Overall grade198 students5 students per teacher
#8 College-Bound Private High Schools in Middlesex County, MA
Learning Prep School
Special education school · Grades 4–12
100% of graduates go to four-year colleges
West Newton, MA
A+Overall grade130 students2 students per teacher
#9 College-Bound Private High Schools in Middlesex County, MA
Corwin-Russell School at Broccoli Hall
Independent school · Grades 6–12
100% of graduates go to four-year colleges
Sudbury, MA
A+Overall grade40 students3 students per teacher
#10 College-Bound Private High Schools in Middlesex County, MA
Massachusetts Mayflower Academy
Independent school · Grades 10–12
100% of graduates go to four-year colleges
Maynard, MA
B+Overall grade12 students12 students per teacher
#11 College-Bound Private High Schools in Middlesex County, MA
Gann Academy-The New Jewish High School
Jewish day school · Grades 9–12
99% of graduates go to four-year colleges
Waltham, MA
AOverall grade351 students7 students per teacher
#12 College-Bound Private High Schools in Middlesex County, MA
Lexington Christian Academy
Christian school (nondenominational) · Grades 6–12
99% of graduates go to four-year colleges
Lexington, MA
A+Overall grade290 students9 students per teacher
#13 College-Bound Private High Schools in Middlesex County, MA
Malden Catholic High School
Independent Catholic school · Grades 9–12
98% of graduates go to four-year colleges
Malden, MA
A+Overall grade863 students12 students per teacher
#14 College-Bound Private High Schools in Middlesex County, MA
Arlington Catholic High School/Saint Agnes School
Diocesan school · Grades Pre-K–12
98% of graduates go to four-year colleges
Arlington, MA
A-Overall grade851 students10 students per teacher
#15 College-Bound Private High Schools in Middlesex County, MA
Brimmer & May School
Independent school · Grades Pre-K–12
98% of graduates go to four-year colleges
Chestnut Hill, MA
A+Overall grade394 students6 students per teacher
#16 College-Bound Private High Schools in Middlesex County, MA
Lawrence Academy
Independent school · Grades 9–12
96% of graduates go to four-year colleges
Groton, MA
A-Overall grade415 students7 students per teacher
#17 College-Bound Private High Schools in Middlesex County, MA
Lowell Catholic
Diocesan school · Grades Pre-K–12
80% of graduates go to four-year colleges
Lowell, MA
B-Overall grade705 students11 students per teacher
#18 College-Bound Private High Schools in Middlesex County, MA
Cambridge High School M-Gymnasium LLD
Church of God school · Grades 1–12
75% of graduates go to four-year colleges
Cambridge, MA
BOverall grade105 students7 students per teacher
#19 College-Bound Private High Schools in Middlesex County, MA
Fusion Academy Newton
Alternative school · Grades 6–12
75% of graduates go to four-year colleges
Newton, MA
A-Overall grade69 students3 students per teacher
#20 College-Bound Private High Schools in Middlesex County, MA
Willow Hill School
Special education school · Grades 6–12
73% of graduates go to four-year colleges
Sudbury, MA
B+Overall grade66 students4 students per teacher
From official public records, updated October 2026.