Private School Review - Established 2003
Wilmington Friends School Top 3 · Highest Avg. ACT Score (DE)
Sanford School Top 3 · Largest Endowment (DE)
Tower Hill School Top 3 · Highest Avg. SAT Score (DE)

Delaware Private High Schools Belonging to Pennsylvania Association of Independent Schools (PAIS)

For the 2026-27 school year, there are 3 private high schools belonging to Pennsylvania Association of Independent Schools (PAIS) serving 2,270 students in Delaware.
33% of private high schools belonging to Pennsylvania Association of Independent Schools (PAIS) in Delaware are religiously affiliated (most commonly Friends).
The top ranked private high schools belonging to Pennsylvania Association of Independent Schools (PAIS) in Delaware include Sanford School, Tower Hill School, and Wilmington Friends School.
These schools make up 7% of the 42 private schools in Delaware and 18% of its 12,382 private school students.

Quick Facts (26-27)

  • # Private Schools: 3

Quick Facts (26-27)

  • # Private Schools: 3

Top Ranked Private High Schools Belonging to Pennsylvania Association of Independent Schools (PAIS) in Delaware (2026-27)

Wilmington Friends School Photo
Wilmington Friends School
Gr: NS-12 | 709 students
Avg. class size: 12 students
Sports: 14 | Extracurriculars: 39
Friends
101 School Road
Wilmington, DE 19803
(302) 576-2900
(1)
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Sanford School Photo
Sanford School
Gr: NS-12 | 691 students
Avg. class size: 13 students
Sports: 16
6900 Lancaster Pike
Hockessin, DE 19707
(302) 235-6503
(2)
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Tower Hill School Photo
Tower Hill School
Gr: NS-12 | 870 students
Avg. class size: 15 students
Sports: 17 | Extracurriculars: 24
2813 W 17th Street
Wilmington, DE 19806
(302) 575-0550
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Frequently Asked Questions

What are the top ranked private high schools belonging to Pennsylvania Association of Independent Schools (PAIS) in Delaware?
The top ranked private high schools belonging to Pennsylvania Association of Independent Schools (PAIS) in Delaware include Sanford School, Tower Hill School, and Wilmington Friends School.
How many private high schools belonging to Pennsylvania Association of Independent Schools (PAIS) are located in Delaware?
3 private high schools belonging to Pennsylvania Association of Independent Schools (PAIS) are located in Delaware.
What percentage of private high schools belonging to Pennsylvania Association of Independent Schools (PAIS) are religiously affiliated in Delaware?
33% of private high schools belonging to Pennsylvania Association of Independent Schools (PAIS) in Delaware are religiously affiliated (most commonly Friends).
3
Private Schools
2,270
Students
$39,600
Avg. Tuition
33%
Students of Color
9:1
Student-Teacher Ratio

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