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²ÝÁñÉçÇø School Review - Established 2003
Abington Friends School Top 3 · Oldest Founding Date (PA)
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Oldest ²ÝÁñÉçÇø High Schools in Pennsylvania

The average private high school in Pennsylvania was founded around 1957 (2026-27).
The oldest private high school in Pennsylvania is William Penn Charter School and Friends Select School, each founded in 1689.

Quick Facts (2026-27)

  • # PA Schools Ranked: 390
  • Top 20 Range (Year Founded): 1689–1851
  • PA School Avg.: 1957
  • National School Avg.: 1967

Quick Facts (2026-27)

  • # PA Schools Ranked: 390
  • Top 20 Range (Year Founded): 1689–1851
  • PA School Avg.: 1957
  • National School Avg.: 1967
Show school map — Pennsylvania (year founded range: 1689–1851, avg 1957)
Year Founded Range: 1689 1876 Avg. Year Founded: 1827

Oldest ²ÝÁñÉçÇø High Schools in Pennsylvania (2026-27)

Showing 390 schools
Map of Friends Select School
#1(°Õ1–T2)Friends Select School
Gr: PK-12 | 600 students
Friends
17th St & Benjamin Franklin
Philadelphia, PA 19103
(215) 561-5900
1689year founded
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Map of William Penn Charter School
#1(°Õ1–T2)William Penn Charter School
Gr: PK-12 | 947 students
Avg. class size: 15 students
Sports: 18
Friends
3000 W School House Lane
Philadelphia, PA 19144
(215) 844-3460
(1)
1689year founded
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Abington Friends School Photo
#3Abington Friends School
Gr: PK-12 | 604 students
Avg. class size: 13 students
Sports: 13 | Extracurriculars: 19
Friends
575 Washington Ln
Jenkintown, PA 19046
(215) 576-3950
(3)
1697year founded
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Linden Hall Photo
#4Linden Hall
Gr: 6-12 | 93 students
Avg. class size: 8 students
Sports: 16 | Extracurriculars: 17
All-girls
212 E Main St
Lititz, PA 17543
(717) 626-8512
(3)
1746year founded
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Germantown Academy Photo
#5Germantown Academy
Gr: PK-12 | 1,225 students
Avg. class size: 17 students
Sports: 20 | Extracurriculars: 29
340 Morris Rd
Fort Washington, PA 19034
(267) 405-7070
(5)
1759year founded
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Harrisburg Academy Photo
#6Harrisburg Academy
Gr: NS-12 | 356 students
Avg. class size: 15 students
Sports: 9 | Extracurriculars: 12
10 Erford Road
Lemoyne, PA 17043
(717) 763-7811
(6)
1784year founded
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Map of The Episcopal Academy
#7The Episcopal Academy
Gr: PK-12 | 1,250 students
Sports: 20
Episcopal
1785 Bishop White Drive
Newtown Square, PA 19073
(484) 424-1400
1785year founded
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Westtown School Photo
#8Westtown School
Gr: PK-12 | 693 students
Avg. class size: 15 students
Sports: 19 | Extracurriculars: 61
Friends
975 Westtown Road
West Chester, PA 19382
(610) 399-7900
(10)
1799year founded
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Pennsylvania School For The Deaf Photo
#9Pennsylvania School For The Deaf
Gr: PK-12 | 188 students
Avg. class size: 8 students
Sports: 5
Special Education School
100 W School House Ln
Philadelphia, PA 19144
(215) 951-4733
1820year founded
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Map of (412) 246-0412Pressley Ridge Career Development Center
#10(°Õ10–T13)(412) 246-0412Pressley Ridge Career Development Center
Gr: K-12 | 67 students
Special Education School
1450 Ingham St
Pittsburgh, PA 15212
(412) 246-0412
1832year founded
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Map of Pressley Ridge Day School - Greensburg
#10(°Õ10–T13)Pressley Ridge Day School - Greensburg
Gr: 4-12 | 31 students
Special Education School
1729 Poplar St
Greensburg, PA 15601
(724) 552-2085
1832year founded
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Map of Pressley Ridge Day School - Pittsburgh
#10(°Õ10–T13)Pressley Ridge Day School - Pittsburgh
Gr: 2-12 | 44 students
Special Education School
530 Marshall Ave
Pittsburgh, PA 15214
(412) 321-6995
1832year founded
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Map of Pressley Ridge School For Autism
#10(°Õ10–T13)Pressley Ridge School For Autism
Gr: 1-12 | 26 students
Special Education School
514 Marshall Avenue
Pittsburgh, PA 15214
(412) 322-0140
1832year founded
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Sewickley Academy Photo
#14Sewickley Academy
Gr: PK-12 | 532 students
Avg. class size: 15 students
Sports: 15
315 Academy Avenue
Sewickley, PA 15143
(412) 741-2230
(10)
1838year founded
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Malvern Preparatory School Photo
#15Malvern Preparatory School
Gr: 6-12 | 679 students
Avg. class size: 15 students
Sports: 18
All-boys (Catholic)
418 S. Warren Avenue
Malvern, PA 19355
(484) 595-1100
1842year founded
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Wyoming Seminary Upper School Photo
#16Wyoming Seminary Upper School
Gr: PK-12 | 819 students
Avg. class size: 14 students
Sports: 14 | Extracurriculars: 48
201 N Sprague Ave
Kingston, PA 18704
(570) 270-2100
1844year founded
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Friends Central School Photo
#17(°Õ17–T18)Friends Central School
Gr: NS-12
Avg. class size: 14 students
Sports: 17 | Extracurriculars: 10
Friends
1101 City Avenue
Wynnewood, PA 19096
(610) 649-7440
(1)
1845year founded
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Germantown Friends School Photo
#17(°Õ17–T18)Germantown Friends School
Gr: NS-12 | 1,157 students
Sports: 14 | Extracurriculars: 74
Friends
31 W Coulter Street
Philadelphia, PA 19144
(215) 951-2300
1845year founded
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Girard College Photo
#19Girard College
Gr: 1-12 | 319 students
Avg. class size: 14 students
Sports: 16 | Extracurriculars: 13
2101 S College Ave
Philadelphia, PA 19121
(215) 787-2621
(2)
1848year founded
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The Hill School Photo
#20(°Õ20–T21)The Hill School
Gr: 9-12 | 539 students
Avg. class size: 10 students
Sports: 22 | Extracurriculars: 16
860 Beech Street
Pottstown, PA 19464
(610) 326-1000
(2)
1851year founded
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St. Joseph's Preparatory School Photo
#20(°Õ20–T21)St. Joseph's Preparatory School
Gr: 9-12 | 940 students
Avg. class size: 26 students
Sports: 22 | Extracurriculars: 32
All-boys (Catholic)
1733 W. Girard Ave
Philadelphia, PA 19130
(215) 978-1958
1851year founded
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Map of Davidson School
#22(°Õ22–T23)Davidson School
Gr: PK-12 | 288 students
Special Education School
111 Elwyn Rd.
Media, PA 19063
(610) 891-2000
1852year founded
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Map of Davidson School Elwyn Inc
#22(°Õ22–T23)Davidson School Elwyn Inc
Gr: NS-12 | 305 students
Special Education School
111 Elwyn Road
Media, PA 19063
(610) 891-2201
(2)
1852year founded
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Grier School Photo
#24Grier School
Gr: 7-12 | 298 students
Avg. class size: 9 students
Sports: 17 | Extracurriculars: 31
All-girls
2522 Grier School Road
Tyrone, PA 16686
(814) 684-3000
(1)
1853year founded
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Map of Academy-notre Dame De Namur
#25Academy-notre Dame De Namur
Gr: 6-12 | 542 students
All-girls (Catholic)
560 Sproul Rd
Villanova, PA 19085
(610) 687-0650
1856year founded
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Mount St. Joseph Academy Photo
#26 Mount St. Joseph Academy
Gr: 9-12 | 480 students
All-girls (Catholic)
120 W Wissahickon Avenue
Flourtown, PA 19031
(215) 233-3177
(1)
1858year founded
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Gwynedd Mercy Academy High School Photo
#27(°Õ27–T28)Gwynedd Mercy Academy High School
Gr: 9-12 | 471 students
Avg. class size: 18 students
Sports: 15 | Extracurriculars: 23
All-girls (Catholic)
1345 Sumneytown Pike
Gwynedd Valley, PA 19002
(215) 646-8815
1861year founded
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Springside Chestnut Hill Academy Photo
#27(°Õ27–T28)Springside Chestnut Hill Academy
Gr: NS-12 | 1,245 students
Avg. class size: 15 students
Sports: 17 | Extracurriculars: 15
500 W Willow Grove Avenue
Philadelphia, PA 19118
(215) 247-7007
(5)
1861year founded
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Sacred Heart Academy Photo
#29Sacred Heart Academy
Gr: PK-12 | 173 students
Avg. class size: 8 students
Sports: 14 | Extracurriculars: 25
All-girls (Catholic)
480 S Bryn Mawr Ave
Bryn Mawr, PA 19010
(610) 527-3915
(2)
1865year founded
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The Agnes Irwin School Photo
#30(°Õ30–T31)The Agnes Irwin School
Gr: NS-12 | 673 students
Avg. class size: 15 students
Sports: 14
All-girls
275 S Ithan Ave
Bryn Mawr, PA 19010
(610) 801-1869
(3)
1869year founded
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Map of Western Pennsylvania School For The Deaf
#30(°Õ30–T31)Western Pennsylvania School For The Deaf
Gr: PK-12 | 254 students
Avg. class size: 7 students
Sports: 5 | Extracurriculars: 8
Special Education School
300 East Swissvale Avenue
Pittsburgh, PA 15218
(412) 244-4214
1869year founded
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Map of Friendship House
#32Friendship House
Gr: PK-10 | 118 students
Alternative School
1615 E Gibson St
Scranton, PA 18510
(570) 342-8305
1871year founded
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Villa Maria Academy High School Photo
#33Villa Maria Academy High School
Gr: 9-12 | 425 students
Avg. class size: 14 students
Sports: 18 | Extracurriculars: 31
All-girls (Catholic)
370 Central Ave
Malvern, PA 19355
(610) 644-2551
(1)
1872year founded
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Perkiomen School Photo
#34Perkiomen School
Gr: 6-12 | 343 students
Avg. class size: 11 students
Sports: 15 | Extracurriculars: 17
200 Seminary Street
Pennsburg, PA 18073
(215) 679-9511
(1)
1875year founded
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Map of Academy Of The New Church Boys School
#35Academy Of The New Church Boys School
Gr: 9-12 | 111 students
Sports: 8
All-boys
Po Box 707
Bryn Athyn, PA 19009
(267) 502-4855
1876year founded
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Show 100 more private schools in Pennsylvania (out of 390 total schools)
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Frequently Asked Questions

What is the Pennsylvania average private high schools founding year?
The Pennsylvania average private high schools founding year is 1957 for 2026-27.
What are the private high schools with oldest founding year in Pennsylvania?
The top ranked private high schools in Pennsylvania include Friends Select School, William Penn Charter School and Abington Friends School.

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