#1 Best Private Schools in the Northeast
St. Saviour High School
Diocesan school · Grades 9–12
Smaller classes than 81% of Catholic schools in New York
Brooklyn, NY
A+Overall gradeAll girls157 students9 students per teacher
2026 lists
Best Private Schools in the Northeast
Private schools in the Northeast with the highest overall grades. Top 50 of 2,444 schools.
#2 Best Private Schools in the Northeast
Doane Academy
Episcopal school · Grades Pre-K–12
100% of graduates go to four-year colleges
Burlington, NJ
A+Overall grade217 students6 students per teacher
#3 Best Private Schools in the Northeast
Mary Help of Christians Academy
Independent Catholic school · Grades 9–12
Smaller classes than 89% of Catholic schools in New Jersey
North Haledon, NJ
A+Overall gradeAll girls177 students7 students per teacher
#4 Best Private Schools in the Northeast
Lacordaire Academy
Independent Catholic school · Grades Pre-K–12
100% of graduates go to four-year colleges
Upper Montclair, NJ
A+Overall grade255 students8 students per teacher
#5 Best Private Schools in the Northeast
Notre Dame Jr/Sr High School
Diocesan school · Grades 7–12
Smaller classes than 86% of Catholic schools in Pennsylvania
East Stroudsburg, PA
A+Overall grade199 students9 students per teacher
#6 Best Private Schools in the Northeast
Marymount School of NY
Independent Catholic school · Grades Pre-K–12
Smaller classes than 95% of Catholic schools in New York
New York, NY
A+Overall gradeAll girls715 students5 students per teacher
#7 Best Private Schools in the Northeast
St. Dominic Academy
Independent Catholic school · Grades 8–12
The only all-girls school in Jersey City
Jersey City, NJ
A+Overall gradeAll girls189 students9 students per teacher
#8 Best Private Schools in the Northeast
Lasalle Academy
Independent Catholic school · Grades 9–12
Smaller classes than 92% of Catholic schools in New York
New York, NY
A+Overall gradeAll boys189 students6 students per teacher
#9 Best Private Schools in the Northeast
The Pennington School
Methodist school · Grades 6–12
The only Christian school in Pennington
Pennington, NJ
A+Overall grade537 students6 students per teacher
#10 Best Private Schools in the Northeast
Fontbonne Academy
Independent Catholic school · Grades 7–12
The only all-girls school in Milton
Milton, MA
A+Overall gradeAll girls317 students9 students per teacher
#11 Best Private Schools in the Northeast
Commonwealth School
Independent school · Grades 9–12
Smaller classes than 85% of independent schools in Massachusetts
Boston, MA
A+Overall grade154 students4 students per teacher
#12 Best Private Schools in the Northeast
The Newman School
Independent school · Grades 7–12
100% of graduates go to four-year colleges
Boston, MA
A+Overall grade251 students5 students per teacher
#13 Best Private Schools in the Northeast
Cathedral Preparatory School and Seminary
Diocesan school · Grades 9–12
The only all-boys school in Elmhurst
Elmhurst, NY
A+Overall gradeAll boys160 students11 students per teacher
#14 Best Private Schools in the Northeast
Our Lady of Mercy Academy
Independent Catholic school · Grades 9–12
The only all-girls school in Syosset
Syosset, NY
A+Overall gradeAll girls195 students7 students per teacher
#15 Best Private Schools in the Northeast
Academy of the Holy Angels
Independent Catholic school · Grades 6–12
100% of graduates go to four-year colleges
Demarest, NJ
A+Overall gradeAll girls519 students8 students per teacher
#16 Best Private Schools in the Northeast
Portsmouth Abbey School
Independent Catholic school · Grades 9–12
Smaller classes than 88% of Catholic schools nationwide
Portsmouth, RI
A+Overall grade337 students8 students per teacher
#17 Best Private Schools in the Northeast
Mount Saint Dominic Academy
Independent Catholic school · Grades 9–12
Smaller classes than 83% of Catholic schools in New Jersey
Caldwell, NJ
A+Overall gradeAll girls254 students8 students per teacher
#18 Best Private Schools in the Northeast
Mother Seton Regional High School
Diocesan school · Grades 9–12
The only Catholic school in Clark
Clark, NJ
A+Overall gradeAll girls181 students8 students per teacher
#19 Best Private Schools in the Northeast
St. Bernadette Elementary School
Parish school · Grades Pre-K–8
Smaller classes than 97% of Catholic schools in Massachusetts
Northborough, MA
A+Overall grade303 students6 students per teacher
#20 Best Private Schools in the Northeast
Villa Walsh Academy
Independent Catholic school · Grades 7–12
The only all-girls school in Morristown
Morristown, NJ
A+Overall gradeAll girls194 students6 students per teacher
#21 Best Private Schools in the Northeast
St. Thomas the Apostle School
Diocesan school · Grades Pre-K–8
The only Catholic school in Bloomfield
Bloomfield, NJ
A+Overall grade163 students8 students per teacher
#22 Best Private Schools in the Northeast
Moorestown Friends School
Quaker (Friends) school · Grades Pre-K–12
The only Christian school in Moorestown
Moorestown, NJ
A+Overall grade552 students7 students per teacher
#23 Best Private Schools in the Northeast
Delbarton School
Independent Catholic school · Grades 7–12
The only all-boys school in Morristown
Morristown, NJ
A+Overall gradeAll boys646 students8 students per teacher
#24 Best Private Schools in the Northeast
Cardigan Mountain School
Independent school · Grades 6–9
Smaller classes than 86% of independent schools nationwide
Canaan, NH
A+Overall gradeAll boys231 students4 students per teacher
Grades compare each school's official facts, such as class size, how long it has served families and where graduates go, with similar schools. They're a starting point: visit, ask questions and trust what you see.