#25 Largest Private Schools in Maine
St. John's Catholic School
Diocesan school · Grades Pre-K–8
134 students
Brunswick, ME
AOverall grade134 students10 students per teacher
2026 lists
Largest Private Schools in Maine
The private schools in Maine with the most students. Top 50 of 78 schools.
#26 Largest Private Schools in Maine
Lee Academy
Independent school · Grades 9–12
128 students
Lee, ME
BOverall grade128 students12 students per teacher
#27 Largest Private Schools in Maine
Friends School of Portland
Quaker (Friends) school · Grades Pre-K–8
128 students
Cumberland Foreside, ME
A+Overall grade128 students6 students per teacher
#28 Largest Private Schools in Maine
Pine Tree Academy
Seventh-day Adventist school · Grades Pre-K–12
123 students
Freeport, ME
A+Overall grade123 students8 students per teacher
#29 Largest Private Schools in Maine
Hyde School
Independent school · Grades 9–12
118 students
Bath, ME
A+Overall grade118 students7 students per teacher
#30 Largest Private Schools in Maine
Seacoast Christian School
Christian school (nondenominational) · Grades Pre-K–12
116 students
South Berwick, ME
BOverall grade116 students6 students per teacher
#31 Largest Private Schools in Maine
Calvary Christian Academy
Baptist school · Grades K–12
108 students
Turner, ME
BOverall grade108 students12 students per teacher
#32 Largest Private Schools in Maine
St. Thomas Consolidated School
Diocesan school · Grades Pre-K–8
103 students
Sanford, ME
A+Overall grade103 students11 students per teacher
#33 Largest Private Schools in Maine
Carrabassett Valley Academy
Independent school · Grades 7–12
100 students
Carrabassett Valley, ME
B+Overall grade100 students8 students per teacher
#34 Largest Private Schools in Maine
Breakwater School
Independent school · Grades Pre-K–8
98 students
Portland, ME
AOverall grade98 students6 students per teacher
#35 Largest Private Schools in Maine
Holy Cross School
Diocesan school · Grades Pre-K–8
95 students
South Portland, ME
A+Overall grade95 students5 students per teacher
#36 Largest Private Schools in Maine
The Bay School
Independent school · Grades Pre-K–8
95 students
Blue Hill, ME
BOverall grade95 students10 students per teacher
#37 Largest Private Schools in Maine
Central Maine Christian Academy
Christian school (nondenominational) · Grades Pre-K–11
85 students
Lewiston, ME
A-Overall grade85 students6 students per teacher
#38 Largest Private Schools in Maine
Chop Point School
Christian school (nondenominational) · Grades K–12
84 students
Woolwich, ME
A-Overall grade84 students7 students per teacher
#39 Largest Private Schools in Maine
Damariscotta Montessori School
Montessori school · Grades Pre-K–8
82 students
Nobleboro, ME
BOverall grade82 students14 students per teacher
#40 Largest Private Schools in Maine
Center for Teaching & Learning
Independent school · Grades K–8
68 students
Edgecomb, ME
BOverall grade68 students9 students per teacher
#41 Largest Private Schools in Maine
Seacoast Waldorf School
Independent school · Grades Pre-K–8
65 students
Eliot, ME
A+Overall grade65 students3 students per teacher
#42 Largest Private Schools in Maine
Lisbon Falls Christian Academy
Baptist school · Grades K–11
63 students
Lisbon Falls, ME
AOverall grade63 students7 students per teacher
#43 Largest Private Schools in Maine
Kennebec Montessori School
Montessori school · Grades Pre-K–6
62 students
Fairfield, ME
B+Overall grade62 students9 students per teacher
#44 Largest Private Schools in Maine
Highview Christian Academy
Christian school (nondenominational) · Grades Pre-K–11
54 students
Charleston, ME
A-Overall grade54 students7 students per teacher
#45 Largest Private Schools in Maine
Royal Academy Education
Independent school · Grades K–12
54 students
New Gloucester, ME
BOverall grade54 students12 students per teacher
#46 Largest Private Schools in Maine
Androscoggin Learning & Transition Center
Special education school · Grades K–12
52 students
Auburn, ME
B+Overall grade52 students5 students per teacher
#47 Largest Private Schools in Maine
Riley School
Alternative school · Ungraded
51 students
Rockport, ME
A-Overall grade51 students6 students per teacher
#48 Largest Private Schools in Maine
Cornerspring Montessori School
Montessori school · Grades Pre-K–8
51 students
Belfast, ME
BOverall grade51 students9 students per teacher
From official public records, updated October 2026.