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Top 20 Best Pennsylvania Private High Schools Belonging to National Association of Independent Schools (NAIS) (2024-25)

For the 2024-25 school year, there are 57 private high schools belonging to National Association of Independent Schools (NAIS) serving 27,058 students in Pennsylvania. You can also find more schools membership associations in Pennsylvania.

The private high schools belonging to National Association of Independent Schools (NAIS) in Pennsylvania include The Agnes Irwin School, Grier School and Mercersburg Academy.

The average tuition cost is $34,558, which is higher than the Pennsylvania private high school average tuition cost of $16,656.

46% of private high schools belonging to National Association of Independent Schools (NAIS) in Pennsylvania are religiously affiliated (most commonly Catholic and Friends).

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

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.

Cristo Rey Philadelphia High School Photo

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.

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.

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.

The Crefeld School Photo - Two Upper School Students on a beautiful day in Crefeld's field

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.

The Kiski School Photo - Beginning in 2024, Kiski will offer co-education, extending our outstanding opportunities and unique educational environment to both girls and boys.

The Quaker School At Horsham Photo - TQS: Where childhood shines!

Academy Of The New Church Secondary Schools Photo - At the Academy of the New Church - an accredited, private, 9th through 12th grade Girls School and Boys School - we prepare students for a principled and useful life in both the natural and spiritual worlds. Through challenging academics and full extracurricular participation, our students enjoy many opportunities to find their balance.

The Shipley School Photo - Shipley Upper School

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