#1 Best Private Schools in Maine
Kents Hill School
Independent school · Grades 9–12
100% of graduates go to four-year colleges
Kents Hill, ME
A+Overall grade206 students7 students per teacher
2026 lists
Best Private Schools in Maine
Private schools in Maine with the highest overall grades. Top 43 of 43 schools.
#2 Best Private Schools in Maine
Hyde School
Independent school · Grades 9–12
One of the most diverse private schools in Maine
Bath, ME
A+Overall grade118 students7 students per teacher
#3 Best Private Schools in Maine
Holy Cross School
Diocesan school · Grades Pre-K–8
The only Catholic school in South Portland
South Portland, ME
A+Overall grade95 students5 students per teacher
#4 Best Private Schools in Maine
Cheverus High School
Independent Catholic school · Grades 9–12
95% of graduates go to four-year colleges
Portland, ME
A+Overall grade344 students11 students per teacher
#5 Best Private Schools in Maine
Friends School of Portland
Quaker (Friends) school · Grades Pre-K–8
Smaller classes than 85% of Christian schools nationwide
Cumberland Foreside, ME
A+Overall grade128 students6 students per teacher
#6 Best Private Schools in Maine
Hebron Academy
Independent school · Grades 6–12
One of the most diverse private schools in Maine
Hebron, ME
A+Overall grade185 students7 students per teacher
#7 Best Private Schools in Maine
Gould Academy
Independent school · Grades 8–12
One of the most diverse private schools in Maine
Bethel, ME
A+Overall grade214 students8 students per teacher
#8 Best Private Schools in Maine
Pine Tree Academy
Seventh-day Adventist school · Grades Pre-K–12
One of the most diverse private schools in Maine
Freeport, ME
A+Overall grade123 students8 students per teacher
#9 Best Private Schools in Maine
Seacoast Waldorf School
Independent school · Grades Pre-K–8
Smaller classes than 95% of independent schools nationwide
Eliot, ME
A+Overall grade65 students3 students per teacher
#10 Best Private Schools in Maine
St. Thomas Consolidated School
Diocesan school · Grades Pre-K–8
Smaller classes than 66% of Catholic schools nationwide
Sanford, ME
A+Overall grade103 students11 students per teacher
#11 Best Private Schools in Maine
Maine Coast Semester at Chewonki
Independent school · Grades K–12
Growing: enrollment up 262% since 2011–12
Wiscasset, ME
AOverall grade145 students7 students per teacher
#12 Best Private Schools in Maine
St. Dominic Academy-Lewiston Campus
Diocesan school · Grades Pre-K–5
Smaller classes than 73% of Catholic schools nationwide
Lewiston, ME
AOverall grade189 students10 students per teacher
#13 Best Private Schools in Maine
Waynflete School
Independent school · Grades Pre-K–12
One of the 3 largest independent schools in Maine
Portland, ME
AOverall grade520 students6 students per teacher
#14 Best Private Schools in Maine
Lisbon Falls Christian Academy
Baptist school · Grades K–11
Smaller classes than 65% of Christian schools in Maine
Lisbon Falls, ME
AOverall grade63 students7 students per teacher
#15 Best Private Schools in Maine
Breakwater School
Independent school · Grades Pre-K–8
Smaller classes than 66% of independent schools nationwide
Portland, ME
AOverall grade98 students6 students per teacher
#16 Best Private Schools in Maine
Greater Portland Christian School
Christian school (nondenominational) · Grades Pre-K–12
The only Christian school in South Portland
South Portland, ME
AOverall grade136 students8 students per teacher
#17 Best Private Schools in Maine
St. John's Catholic School
Diocesan school · Grades Pre-K–8
Smaller classes than 70% of Catholic schools nationwide
Brunswick, ME
AOverall grade134 students10 students per teacher
#18 Best Private Schools in Maine
Maine Coast Waldorf School
Independent school · Grades Pre-K–12
Smaller classes than 66% of independent schools nationwide
Freeport, ME
A-Overall grade227 students6 students per teacher
#19 Best Private Schools in Maine
Chop Point School
Christian school (nondenominational) · Grades K–12
Growing: enrollment up 35% since 2011–12
Woolwich, ME
A-Overall grade84 students7 students per teacher
#20 Best Private Schools in Maine
St. Brigid School
Parish school · Grades Pre-K–8
One of the most diverse private schools in Maine
Portland, ME
A-Overall grade323 students14 students per teacher
#21 Best Private Schools in Maine
Central Maine Christian Academy
Christian school (nondenominational) · Grades Pre-K–11
The only Christian school in Lewiston
Lewiston, ME
A-Overall grade85 students6 students per teacher
#22 Best Private Schools in Maine
St. Dominic Academy-Auburn
Diocesan school · Grades Pre-K–12
The only Catholic school in Auburn
Auburn, ME
B+Overall grade446 students12 students per teacher
#23 Best Private Schools in Maine
Carrabassett Valley Academy
Independent school · Grades 7–12
90% of graduates go to four-year colleges
Carrabassett Valley, ME
B+Overall grade100 students8 students per teacher
#24 Best Private Schools in Maine
St. Dominic Academy
Diocesan school · Grades Pre-K–5
Smaller classes than 68% of Catholic schools nationwide
Lewiston, ME
B+Overall grade188 students10 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.