2026 lists
Private high schools in Montgomery County, PA with the highest overall grades. Top 16 of 16 schools.
#1 Best Private High Schools in Montgomery County, PA
Independent Catholic school · Grades 9–12
Smaller classes than 81% of Catholic schools in Pennsylvania
Flourtown, PA
#2 Best Private High Schools in Montgomery County, PA
Independent school · Grades 9–12
100% of graduates go to four-year colleges
Pottstown, PA
#3 Best Private High Schools in Montgomery County, PA
Quaker (Friends) school · Grades Pre-K–12
The only Christian school in Wynnewood
Wynnewood, PA
#4 Best Private High Schools in Montgomery County, PA
Independent Catholic school · Grades 9–12
Smaller classes than 82% of Catholic schools in Pennsylvania
Gwynedd Valley, PA
#5 Best Private High Schools in Montgomery County, PA
Baptist school · Grades K–12
The only Christian school in Collegeville
Collegeville, PA
#6 Best Private High Schools in Montgomery County, PA
Independent Catholic school · Grades 9–12
The largest of 317 Catholic schools in Pennsylvania
Wyndmoor, PA
#7 Best Private High Schools in Montgomery County, PA
Baptist school · Grades Pre-K–12
98% of graduates go to four-year colleges
Lansdale, PA
#8 Best Private High Schools in Montgomery County, PA
Christian school (nondenominational) · Grades 9–12
The only all-boys school in Bryn Athyn
Bryn Athyn, PA
#9 Best Private High Schools in Montgomery County, PA
Religious school · Grades 9–12
The only all-girls school in Bryn Athyn
Bryn Athyn, PA
#10 Best Private High Schools in Montgomery County, PA
Independent school · Grades 6–12
100% of graduates go to four-year colleges
Pennsburg, PA
#11 Best Private High Schools in Montgomery County, PA
Christian school (nondenominational) · Grades Pre-K–12
93% of graduates go to four-year colleges
Erdenheim, PA
#12 Best Private High Schools in Montgomery County, PA
Mennonite school · Grades Pre-K–12
85% of graduates go to four-year colleges
Lansdale, PA
#13 Best Private High Schools in Montgomery County, PA
Christian school (nondenominational) · Grades K–12
Growing: enrollment up 127% since 2011–12
Pottstown, PA
#14 Best Private High Schools in Montgomery County, PA
Diocesan school · Grades 9–12
The only Catholic school in Royersford
Royersford, PA
#15 Best Private High Schools in Montgomery County, PA
Mennonite school · Grades Pre-K–12
The only Christian school in Souderton
Souderton, PA
#16 Best Private High Schools in Montgomery County, PA
Jewish day school · Grades 9–12
The only all-girls school in Bala Cynwyd
Bala Cynwyd, PA
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.