#1 Largest Private Schools in Portland, ME
Waynflete School
Independent school · Grades Pre-K–12
520 students
Portland, ME
AOverall grade520 students6 students per teacher
2026 lists
Largest Private Schools in Portland, ME
The private schools in Portland, ME with the most students. Top 7 of 7 schools.
#2 Largest Private Schools in Portland, ME
Cheverus High School
Independent Catholic school · Grades 9–12
344 students
Portland, ME
A+Overall grade344 students11 students per teacher
#3 Largest Private Schools in Portland, ME
St. Brigid School
Parish school · Grades Pre-K–8
323 students
Portland, ME
A-Overall grade323 students14 students per teacher
#4 Largest Private Schools in Portland, ME
Breakwater School
Independent school · Grades Pre-K–8
98 students
Portland, ME
AOverall grade98 students6 students per teacher
#5 Largest Private Schools in Portland, ME
Levey Day School
Jewish day school · Grades K–8
44 students
Portland, ME
AOverall grade44 students6 students per teacher
#6 Largest Private Schools in Portland, ME
Glickman Academy
Special education school · Grades 4–12
31 students
Portland, ME
B+Overall grade31 students6 students per teacher
#7 Largest Private Schools in Portland, ME
The Glickman Lauder Center of Excellence in Autism
Special education school · Grades Pre-K–12
20 students
Portland, ME
AOverall grade20 students1 students per teacher
From official public records, updated October 2026.