For the 2026 school year, there are 8 nonsectarian private high schools in Delaware. You can also find more religiously affiliated schools in Delaware.
The top-ranked nonsectarian private high schools in Delaware include The Tatnall School, Centreville Layton School, and Tower Hill School.
Top-Ranked Nonsectarian Private High Schools in Delaware (2026)
School
Location
Quick Facts
Centreville Layton School ![Centreville Layton School Photo - Beautiful campus Centreville Layton School Photo - Beautiful campus]()

Alternative School
6201 Kennett Pike
Wilmington, DE 19807
(302) 571-0230
Wilmington, DE 19807
(302) 571-0230
Gr: K-12 | 97 students Avg. class size: 8 students Sports: 6 Tuition & acceptance rate listed
6 Stone Hill Rd
Wilmington, DE 19803
(302) 594-0754
Wilmington, DE 19803
(302) 594-0754
Gr: 6-12 | 15 students Tuition listed
2801 Del Laws Rd
Bear, DE 19701
(302) 834-8938
Bear, DE 19701
(302) 834-8938
Gr: PK-12 | 1,117 students Avg. class size: 15 students Tuition & acceptance rate listed
1501 Barley Mill Road
Wilmington, DE 19807
(302) 892-4296
Wilmington, DE 19807
(302) 892-4296
Gr: NS-12 | 486 students Avg. class size: 12 students Sports: 15 | Extracurrculars: 9 Tuition listed
2813 W 17th Street
Wilmington, DE 19806
(302) 575-0550
Wilmington, DE 19806
(302) 575-0550
Gr: NS-12 | 849 students Avg. class size: 15 students Sports: 17 | Extracurrculars: 24 Tuition & acceptance rate listed
2002 Rodman Rd
Wilmington, DE 19805
(302) 575-1266
Wilmington, DE 19805
(302) 575-1266
Gr: 3-12 | 84 students
High Road School Of Delaware
Special Education School
7012 S Dupont Hwy
Felton, DE 19943
(302) 538-6345
Felton, DE 19943
(302) 538-6345
Gr: 4-12 | 24 students
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