Centreville Layton School Photo - Beautiful campus

Best Delaware Private High Schools Belonging to No Membership Association (2026)

For the 2026 school year, there are 40 private high schools belonging to No Membership Association in Delaware. You can also find more schools membership associations in Delaware.
The top-ranked private high schools belonging to No Membership Association in Delaware include Salesianum School, Tower Hill School, and Archmere Academy.

Top-Ranked Private High Schools Belonging to No Membership Association in Delaware (2026)

School
Location
Quick Facts
Centreville Layton School
Centreville Layton School Photo - Beautiful campus
Alternative School
6201 Kennett Pike
Wilmington, DE 19807
(302) 571-0230
Gr: K-12 | 97 students Avg. class size: 8 students Sports: 6 Tuition & acceptance rate listed
Wilmington Friends School
Wilmington Friends School Photo - Quaker education teaches students that they share in the obligation to answer what is best in themselves and in others--developing talents to the fullest, and respecting the strengths, efforts, and perspectives of all.
(Friends)
(1)
101 School Road
Wilmington, DE 19803
(302) 576-2900
Gr: NS-12 | 707 students Avg. class size: 12 students Sports: 14 | Extracurrculars: 39 Tuition listed
Delaware Valley Classical School
Delaware Valley Classical School Photo - We see joy and gratitude as fundamentally part of the educational process: joy in learning true, good, and beautiful things and gratitude to God and to all who aid the students on their journey.
(Christian)
(19)
903 East Basin Road
New Castle, DE 19720
(302) 455-8740
Gr: K-12 | 215 students Avg. class size: 18 students Sports: 5 | Extracurrculars: 27 Tuition & acceptance rate listed
Archmere Academy
Archmere Academy Photo
(Catholic)
(7)
3600 Philadelphia Pike
Claymont, DE 19703
(302) 798-6632
Gr: 9-12 | 501 students Avg. class size: 15 students Sports: 20 | Extracurrculars: 38 Tuition listed
Augustine Hills School
Special Education School
6 Stone Hill Rd
Wilmington, DE 19803
(302) 594-0754
Gr: 6-12 | 15 students Tuition listed
Calvary Christian Academy
(Assembly of God)
1143 E Lebanon Road
Dover, DE 19901
(302) 697-7860
Gr: PK-12 | 348 students Avg. class size: 14 students Sports: 4 | Extracurrculars: 9 Tuition & acceptance rate listed
Caravel Academy
2801 Del Laws Rd
Bear, DE 19701
(302) 834-8938
Gr: PK-12 | 1,117 student Avg. class size: 15 students Tuition & acceptance rate listed
Concord Christian Academy
Concord Christian Academy Photo - Concord Christian Academy
(Baptist)
(10)
2510 Marsh Road
Wilmington, DE 19810
(302) 475-3247
Gr: PK-12 | 196 students Avg. class size: 14 students Sports: 5 | Extracurrculars: 6 Tuition & acceptance rate listed
Greenwood Mennonite School
(Mennonite)
12802 Mennonite School Road
Greenwood, DE 19950
(302) 349-4131
Gr: PK-12 | 284 students Avg. class size: 23 students Sports: 6 Tuition & acceptance rate listed
Padua Academy
All-girls (Catholic)
(2)
905 N Broom St
Wilmington, DE 19806
(302) 421-3739
Gr: 9-12 | 480 students Tuition listed
Red Lion Christian Academy
Red Lion Christian Academy Photo - ELEMENTARY PLAYGROUND
(Christian)
1390 Red Lion Road
Bear, DE 19701
(302) 834-2526
Gr: NS-12 | 1,002 student Avg. class size: 20 students Sports: 13 | Extracurrculars: 28 Tuition & acceptance rate listed
St. Andrew's School
(Episcopal)
350 Noxontown Rd
Middletown, DE 19709
(302) 285-4231
Gr: 9-12 | 315 students Sports: 15 Tuition listed
St. Elizabeth School
St. Elizabeth School Photo
(Catholic)
1500 Cedar St
Wilmington, DE 19805
(302) 656-3369
Gr: PK-12 | 433 students Avg. class size: 20 students Sports: 14 Tuition listed
Saint Mark's High School
Saint Mark's High School Photo
(Catholic)
(10)
2501 Pike Creek Road
Wilmington, DE 19808
(302) 757-8721
Gr: 9-12 | 716 students Avg. class size: 20 students Sports: 17 | Extracurrculars: 34 Tuition listed
Salesianum School
Salesianum School Photo
All-boys (Catholic)
(1)
1801 N Broom Street
Wilmington, DE 19802
(302) 654-2495
Gr: 9-12 | 930 students Avg. class size: 18 students Sports: 21 | Extracurrculars: 60 Tuition & acceptance rate listed
Sanford School
Sanford School Photo
(2)
6900 Lancaster Pike
Hockessin, DE 19707
(302) 235-6503
Gr: NS-12 | 703 students Avg. class size: 13 students Sports: 16 Tuition listed
The Tatnall School
The Tatnall School Photo - Tatnall's 110-acre campus is located just west of Wilmington in Greenville, Delaware. Housing a National Wildlife Federation-accredited schoolyard habitat, five outdoor classrooms and bordering the Downs Nature Conservancy, the spacious campus provides expansive playing fields and opportunities for outdoor environmental study.
(13)
1501 Barley Mill Road
Wilmington, DE 19807
(302) 892-4296
Gr: NS-12 | 486 students Avg. class size: 12 students Sports: 15 | Extracurrculars: 9 Tuition listed
Tower Hill School
Tower Hill School Photo - Tower Hill School resides on a 44-acre campus with state-of- the-art athletic facilities and impressive academic and arts areas.
2813 W 17th Street
Wilmington, DE 19806
(302) 575-0550
Gr: NS-12 | 849 students Avg. class size: 15 students Sports: 17 | Extracurrculars: 24 Tuition & acceptance rate listed
Traveling TutorZ Innovative Learning Center
Traveling TutorZ Innovative Learning Center Photo - Our hearts!
Alternative School
(9)
38223 DuPont Blvd
Selbyville, DE 19975
(302) 245-2870
Gr: K-12 | 96 students Avg. class size: 10 students Sports: 2 Tuition & acceptance rate listed
Wilmington Christian School
Wilmington Christian School Photo
(Christian)
(1)
825 Loveville Rd
Hockessin, DE 19707
(302) 239-2121
Gr: PK-12 | 413 students Avg. class size: 20 students Sports: 10 Tuition & acceptance rate listed
Aquinas Academy
Aquinas Academy Photo
(Catholic)
2370 Red Lion Rd
Bear, DE 19701
(302) 838-9601
Gr: PK-12 | 91 students Avg. class size: 12 students Sports: 2 | Extracurrculars: 3 Tuition listed
Capitol Baptist School
(Baptist)
401 Kesselring Ave
Dover, DE 19904
(302) 678-9190
Gr: K-12 | 27 students
Central Christian School
(Christian)
220 W Denneys Rd
Dover, DE 19904
(302) 492-8772
Gr: 1-12 | 65 students
Christian Tabernacle Academy
(Christian)
18940 Johnson Rd
Lincoln, DE 19960
(302) 422-6471
Gr: PK-12 | 85 students
Darul-Amaanah Academy
Darul-Amaanah Academy Photo - STEM Fun!
(Islamic)
19 Lambson Ln
Wilmington, DE 19720
(302) 274-2946
Gr: NS-12 | 40 students Avg. class size: 15 students Acceptance rate listed
21777 Sussex Pines Road
Georgetown, DE 19947
(302) 856-4040
Gr: 9-12 | 184 students Avg. class size: 15 students Sports: 12 Tuition listed
Fairwinds Christian School
Fairwinds Christian School Photo
(Baptist)
(1)
801 Seymour Rd
Bear, DE 19701
(302) 328-7404
Gr: PK-12 | 227 students Avg. class size: 15 students Sports: 4 | Extracurrculars: 4 Tuition & acceptance rate listed
Glasgow Christian Academy
Alternative School (Presbyterian)
2880 Summit Bridge Rd
Bear, DE 19701
(302) 392-1090
Gr: NS-12 | 199 students Avg. class size: 15 students Sports: 12 | Extracurrculars: 2 Tuition listed
Harvest Christain Academy, Wilmington
(Christian)
2205 Lancaster Ave
Wilmington, DE 19805
(302) 276-7581
Gr: PK-12 | 199 students Avg. class size: 10 students Tuition & acceptance rate listed
2002 Rodman Rd
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
Gr: 4-12 | 24 students
Highland Mennonite School
(Mennonite)
180 School Bell Road
Bear, DE 19701
(302) 328-9025
Gr: 1-10 | 22 students
Kenton Mennonite School
(Mennonite)
2422 Chance Rd
Clayton, DE 19938
(302) 653-4185
Gr: 1-10 | 35 students
Kids First Academy
(Christian)
18883 Washington St.
Lincoln, DE 19960
(302) 725-5073
Gr: PK-12 | 34 students
Milford Christian School
Milford Christian School Photo
(Christian)
6062 Old Shawnee Rd
Milford, DE 19963
(302) 422-4263
Gr: PK-12 | 163 students Sports: 3 Tuition listed
Show 5 more private schools in Delaware (out of 40 total schools)
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