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Oldest Private High Schools in Pennsylvania

The average private high school in Pennsylvania was founded around 1954 (2024-25).

The oldest private high school in Pennsylvania is William Penn Charter School, founded in 1689.

Delone Catholic High School Photo - Delone Catholic Squires graduate prepared to lead, prepared to serve, and prepared for life as "Doers of the Word (James 1:22)."

Fusion Academy Malvern Photo - Each Fusion campus has a state-of-the-art music studio with professional-grade tools. Students can explore instruments, vocals, songwriting, DJ performing arts, and more.

Cristo Rey Philadelphia High School Photo

Lancaster Mennonite School Photo - Lancaster Mennonite School is a private school for PreK-12th grade in Lancaster, PA providing a Christ-centered education.

Kimberton Waldorf School Photo - The 5th grade Pentathlon brings together Waldorf schools from a three-hour radius for a day of friendly athletic competition and collaboration -- the culmination of their Greek studies.

Grace Academy Photo - Children love to climb up the "Mountain Climber" in our playground!

AIM Academy Photo - MEETING LEARNING CHALLENGES WITH SCIENCE & LOVE: AT AIM, we recognize that children who learn differently need to be taught differently - and that's exactly what we do. Our passionately committed, highly-trained faculty employ techniques proven effective, and the results are remarkable. Each day we witness young people who doubted themselves in every way discover the gift of fearless learning.

Valley Forge Military Academy Photo - Within the Corps of Cadets, various programs enrich cadet life by fostering character, social, and life skills. The Cadet Life Program offers opportunities for personal development through religious, social, and physical activities, along with clubs and honor societies. Guided by the Honor Code, "A cadet will not lie, cheat, steal, nor tolerate those who do," integrity is central to cadet

Westtown School Photo - The Westtown School campus includes 600 acres of land, a 14-acre lake with a beach and boathouse, and an arboretum and natural forest.

Germantown Academy Photo - Second grade students research various species in the Wissahickon Creek, which runs through the heart of GA's campus.

Milton Hershey School Photo - At Milton Hershey School, our founders' generosity and vision have enabled us to develop and maintain a whole child approach to education and programming that comes at no cost to our students or their families.

Delaware Valley Friends School Photo - Delaware Valley Friends School is a national leader in the field of educating students (grades 1-12) with dyslexia, dysgraphia, executive function disorders, ADHD, and other learning differences located in the Philadelphia area.

The Church Farm School Photo - Church Farm School recently underwent a $15M campus modernization project, creating new student learning spaces, a Center for the Arts and a more accessible campus.

Sophia Academy Photo - Field Trip to the Natural History Museum

Plumstead Christian School Photo - Middle and Upper School - 6th-12th Grade

Year Founded Range: 1689 1893 Avg. Year Founded: 1843

Frequently Asked Questions

What is the Pennsylvania average private high schools founding year?

The Pennsylvania average private high schools founding year is 1954 for 2024-25.

What are the private high schools with oldest founding year in Pennsylvania?

The top ranked private high schools in Pennsylvania include William Penn Charter School, Abington Friends School and Linden Hall.

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