#1 Best Montessori Schools in Pennsylvania
Norwood-Fontbonne Academy
Independent Catholic school · Grades Pre-K–8
Smaller classes than 90% of Catholic schools in Pennsylvania
Philadelphia, PA
A+Overall grade273 students8 students per teacher
2026 lists
Best Montessori Schools in Pennsylvania
The highest-graded schools of this kind in Pennsylvania. Top 10 of 10 schools.
#2 Best Montessori Schools in Pennsylvania
Norwood-Fontbonne Academy
Independent Catholic school · Grades Pre-K–8
Smaller classes than 90% of Catholic schools in Pennsylvania
Philadelphia, PA
A+Overall grade273 students8 students per teacher
#3 Best Montessori Schools in Pennsylvania
The Glen Montessori School
Montessori school · Grades Pre-K–6
One of the 3 largest Montessori schools in Pennsylvania
Pittsburgh, PA
A+Overall grade104 students5 students per teacher
#4 Best Montessori Schools in Pennsylvania
New School Montessori
Montessori school · Grades Pre-K–8
Smaller classes than 61% of Montessori schools in Pennsylvania
Lancaster, PA
A+Overall grade88 students6 students per teacher
#5 Best Montessori Schools in Pennsylvania
Armenian Sisters Academy
Religious school · Grades Pre-K–8
Serving families in Radnor since at least 2011
Radnor, PA
B+Overall grade109 students8 students per teacher
#6 Best Montessori Schools in Pennsylvania
Penn-Mont Academy
Montessori school · Grades Pre-K–6
The largest of 30 Montessori schools in Pennsylvania
Hollidaysburg, PA
BOverall grade109 students8 students per teacher
#7 Best Montessori Schools in Pennsylvania
Montessori Academy of Lancaster
Montessori school · Grades Pre-K–6
One of the 3 largest Montessori schools in Pennsylvania
Lancaster, PA
BOverall grade108 students7 students per teacher
#8 Best Montessori Schools in Pennsylvania
Verna Montessori School
Independent Catholic school · Grades Pre-K–8
The only Catholic school in Mount Pleasant
Mount Pleasant, PA
BOverall grade70 students37 students per teacher
#9 Best Montessori Schools in Pennsylvania
Montessori Academy of Chambersburg
Montessori school · Grades Pre-K–8
The only Montessori school in Chambersburg
Chambersburg, PA
BOverall grade83 students12 students per teacher
#10 Best Montessori Schools in Pennsylvania
St. Dominics Academy
Independent Catholic school · Grades Pre-K–8
Growing: enrollment up 24% since 2019–20
Honesdale, PA
BOverall grade83 students17 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.