#1 Largest Private Schools in Chester County, PA
Bishop Shanahan High School
Diocesan school · Grades 9–12
876 students
Downingtown, PA
BOverall grade876 students19 students per teacher
2026 lists
Largest Private Schools in Chester County, PA
The private schools in Chester County, PA with the most students. Top 50 of 69 schools.
#2 Largest Private Schools in Chester County, PA
Westtown School
Quaker (Friends) school · Grades Pre-K–12
676 students
West Chester, PA
A+Overall grade676 students6 students per teacher
#3 Largest Private Schools in Chester County, PA
Malvern Preparatory School
Independent Catholic school · Grades 6–12
665 students
Malvern, PA
A-Overall gradeAll boys665 students9 students per teacher
#4 Largest Private Schools in Chester County, PA
Pope John Paul II Regional Catholic Elem School
Parish school · Grades Pre-K–8
492 students
Coatesville, PA
BOverall grade492 students13 students per teacher
#5 Largest Private Schools in Chester County, PA
Villa Maria Academy High School
Independent Catholic school · Grades 9–12
417 students
Malvern, PA
A+Overall gradeAll girls417 students6 students per teacher
#6 Largest Private Schools in Chester County, PA
Saints Peter and Paul School
Parish school · Grades Pre-K–8
399 students
West Chester, PA
B-Overall grade399 students16 students per teacher
#7 Largest Private Schools in Chester County, PA
Devon Preparatory School
Independent Catholic school · Grades 6–12
333 students
Devon, PA
A+Overall gradeAll boys333 students6 students per teacher
#8 Largest Private Schools in Chester County, PA
Saints Simon and Jude School
Diocesan school · Grades Pre-K–8
319 students
West Chester, PA
B+Overall grade319 students12 students per teacher
#9 Largest Private Schools in Chester County, PA
St. Agnes Catholic School
Diocesan school · Grades Pre-K–8
300 students
West Chester, PA
A+Overall grade300 students9 students per teacher
#10 Largest Private Schools in Chester County, PA
Windsor Christian Academy
Christian school (nondenominational) · Grades K–8
270 students
Uwchland, PA
B-Overall grade270 students12 students per teacher
#11 Largest Private Schools in Chester County, PA
Montgomery School
Independent school · Grades Pre-K–8
256 students
Chester Springs, PA
B+Overall grade256 students8 students per teacher
#12 Largest Private Schools in Chester County, PA
Villa Maria Academy Lower School
Independent Catholic school · Grades Pre-K–8
245 students
Malvern, PA
AOverall gradeAll girls245 students10 students per teacher
#13 Largest Private Schools in Chester County, PA
Assumption BVM School
Diocesan school · Grades Pre-K–8
209 students
West Grove, PA
BOverall grade209 students17 students per teacher
#14 Largest Private Schools in Chester County, PA
Delaware Valley Friends School
Special education school · Grades 1–12
207 students
Paoli, PA
A-Overall grade207 students6 students per teacher
#15 Largest Private Schools in Chester County, PA
Kimberton Waldorf School
Independent school · Grades Pre-K–12
196 students
Kimberton, PA
AOverall grade196 students5 students per teacher
#16 Largest Private Schools in Chester County, PA
Woodlynde School
Special education school · Grades Pre-K–12
196 students
Strafford, PA
A+Overall grade196 students4 students per teacher
#17 Largest Private Schools in Chester County, PA
St. Norbert Elementary School
Parish school · Grades Pre-K–8
194 students
Paoli, PA
B+Overall grade194 students12 students per teacher
#18 Largest Private Schools in Chester County, PA
St. Elizabeth Parish School
Parish school · Grades Pre-K–8
177 students
Uwchlan, PA
BOverall grade177 students12 students per teacher
#19 Largest Private Schools in Chester County, PA
Holy Family School
Diocesan school · Grades Pre-K–8
165 students
Phoenixville, PA
AOverall grade165 students10 students per teacher
#20 Largest Private Schools in Chester County, PA
Regina Luminis Academy
Independent Catholic school · Grades Pre-K–12
158 students
Berwyn, PA
B+Overall grade158 students7 students per teacher
#21 Largest Private Schools in Chester County, PA
Bethany Christian School
Presbyterian school · Grades Pre-K–12
158 students
Oxford, PA
A-Overall grade158 students8 students per teacher
#22 Largest Private Schools in Chester County, PA
St. Maximilian Kolbe Parish School
Diocesan school · Grades Pre-K–8
156 students
West Chester, PA
BOverall grade156 students13 students per teacher
#23 Largest Private Schools in Chester County, PA
Upland Country Day School
Independent school · Grades Pre-K–9
140 students
Kennett Square, PA
A-Overall grade140 students5 students per teacher
#24 Largest Private Schools in Chester County, PA
West Fallowfield Christian School
Mennonite school · Grades Pre-K–10
139 students
Atglen, PA
AOverall grade139 students8 students per teacher
From official public records, updated October 2026.