The average private high school in Delaware has 286 students (2025).
The largest private high school in Delaware is Caravel Academy with 1,117 students.
School Size Range: 35
1,117
Avg. School Size: 331
Largest Delaware Private High Schools (2025)
School
# Students
Grades
Location
Rank: #22.
Red Lion Christian Academy![Red Lion Christian Academy Photo - ELEMENTARY PLAYGROUND Red Lion Christian Academy Photo - ELEMENTARY PLAYGROUND]()

(Christian)
Students: 942
Grades: NS-12
1390 Red Lion Road
Bear, DE 19701
(302) 834-5020
Bear, DE 19701
(302) 834-5020
Rank: #33.
Students: 930
Grades: 9-12
1801 N Broom Street
Wilmington, DE 19802
(302) 654-2495
Wilmington, DE 19802
(302) 654-2495
Rank: #44.
Students: 860
Grades: NS-12
2813 W 17th Street
Wilmington, DE 19806
(302) 575-0550
Wilmington, DE 19806
(302) 575-0550
Rank: #55.
Students: 716
Grades: 9-12
2501 Pike Creek Road
Wilmington, DE 19808
(302) 757-8704
Wilmington, DE 19808
(302) 757-8704
Rank: #66.
Students: 687
Grades: NS-12
101 School Road
Wilmington, DE 19803
(302) 576-2900
Wilmington, DE 19803
(302) 576-2900
Rank: #77.
Students: 685
Grades: NS-12
6900 Lancaster Pike
Hockessin, DE 19707
(302) 235-6503
Hockessin, DE 19707
(302) 235-6503
Rank: #88.
Students: 514
Grades: 9-12
3600 Philadelphia Pike
Claymont, DE 19703
(302) 798-6632
Claymont, DE 19703
(302) 798-6632
Rank: #99.
Students: 486
Grades: NS-12
1501 Barley Mill Road
Wilmington, DE 19807
(302) 892-4296
Wilmington, DE 19807
(302) 892-4296
Rank: #1010.
Students: 480
Grades: 9-12
905 N Broom St
Wilmington, DE 19806
(302) 421-3739
Wilmington, DE 19806
(302) 421-3739
Rank: #1111.
St. Elizabeth School![St. Elizabeth School Photo St. Elizabeth School Photo]()

(Catholic)
Students: 433
Grades: PK-12
1500 Cedar St
Wilmington, DE 19805
(302) 656-3369
Wilmington, DE 19805
(302) 656-3369
Rank: #1212.
Wilmington Christian School![Wilmington Christian School Photo Wilmington Christian School Photo]()

(Christian)
Students: 413
Grades: PK-12
825 Loveville Rd
Hockessin, DE 19707
(302) 239-2121
Hockessin, DE 19707
(302) 239-2121
Rank: #1313.
Calvary Christian Academy
(Assembly of God)
Students: 348
Grades: PK-12
1143 E Lebanon Road
Dover, DE 19901
(302) 697-7860
Dover, DE 19901
(302) 697-7860
Rank: #1414.
St. Andrew's School
(Episcopal)
Students: 316
Grades: 9-12
350 Noxontown Rd
Middletown, DE 19709
(302) 378-7120
Middletown, DE 19709
(302) 378-7120
Rank: #1515.
Greenwood Mennonite School
(Mennonite)
Students: 284
Grades: PK-12
12802 Mennonite School Road
Greenwood, DE 19950
(302) 349-4131
Greenwood, DE 19950
(302) 349-4131
Rank: #1616.
Students: 227
Grades: PK-12
801 Seymour Rd
Bear, DE 19701
(302) 328-7404
Bear, DE 19701
(302) 328-7404
Rank: #1717.
Tarbiyah School
(Islamic)
Students: 215
Grades: PK-9
698 Old Baltimore Pike
Newark, DE 19702
(302) 533-8114
Newark, DE 19702
(302) 533-8114
Rank: #18 - 1918. - 19.
Glasgow Christian Academy
Alternative School (Presbyterian)
Students: 199
Grades: NS-12
2880 Summit Bridge Rd
Bear, DE 19701
(302) 392-1090
Bear, DE 19701
(302) 392-1090
Rank: #18 - 1918. - 19.
Harvest Christain Academy, Wilmington
(Christian)
Students: 199
Grades: PK-12
2205 Lancaster Ave
Wilmington, DE 19805
(302) 276-7581
Wilmington, DE 19805
(302) 276-7581
Rank: #20 - 2120. - 21.
Students: 196
Grades: PK-12
2510 Marsh Road
Wilmington, DE 19810
(302) 475-3247
Wilmington, DE 19810
(302) 475-3247
Rank: #20 - 2120. - 21.
Students: 196
Grades: K-12
903 East Basin Road
New Castle, DE 19720
(302) 455-8740
New Castle, DE 19720
(302) 455-8740
Rank: #2222.
Students: 184
Grades: 9-12
21777 Sussex Pines Road
Georgetown, DE 19947
(302) 856-4040
Georgetown, DE 19947
(302) 856-4040
Rank: #2323.
Mt. Sophia Academy
Alternative School (Christian)
Students: 160
Grades: K-12
91 Salem Church Rd
Newark, DE 19713
(302) 547-2285
Newark, DE 19713
(302) 547-2285
Rank: #2424.
Milford Christian School
(Christian)
Students: 145
Grades: PK-12
6062 Old Shawnee Rd
Milford, DE 19963
(302) 422-4263
Milford, DE 19963
(302) 422-4263
Rank: #2525.
Aquinas Academy![Aquinas Academy Photo Aquinas Academy Photo]()

(Catholic)
Students: 91
Grades: PK-12
2370 Red Lion Rd
Bear, DE 19701
(302) 838-9601
Bear, DE 19701
(302) 838-9601
Rank: #2626.
Christian Tabernacle Academy
(Christian)
Students: 85
Grades: PK-12
18940 Johnson Rd
Lincoln, DE 19960
(302) 422-6471
Lincoln, DE 19960
(302) 422-6471
Rank: #2727.
Students: 84
Grades: 3-12
2002 Rodman Rd
Wilmington, DE 19805
(302) 575-1266
Wilmington, DE 19805
(302) 575-1266
Rank: #2828.
Centreville Layton School![Centreville Layton School Photo - Beautiful campus Centreville Layton School Photo - Beautiful campus]()

Alternative School
Students: 83
Grades: K-12
6201 Kennett Pike
Wilmington, DE 19807
(302) 571-0230
Wilmington, DE 19807
(302) 571-0230
Rank: #2929.
Central Christian School
(Christian)
Students: 65
Grades: 1-12
220 W Denneys Rd
Dover, DE 19904
(302) 492-8772
Dover, DE 19904
(302) 492-8772
Rank: #3030.
Students: 56
Grades: K-12
38223 DuPont Blvd
Selbyville, DE 19975
(302) 245-2870
Selbyville, DE 19975
(302) 245-2870
Rank: #3131.
The Cross Christian Academy
(Christian)
Students: 42
Grades: K-12
12649 Dupont Blvd
Ellendale, DE 19941
(302) 629-7161
Ellendale, DE 19941
(302) 629-7161
Rank: #3232.
Darul-Amaanah Academy![Darul-Amaanah Academy Photo - STEM Fun! Darul-Amaanah Academy Photo - STEM Fun!]()

(Islamic)
Students: 40
Grades: NS-12
19 Lambson Ln
Wilmington, DE 19720
(302) 274-2946
Wilmington, DE 19720
(302) 274-2946
Rank: #3333.
Towle Institute
(Christian)
Students: 37
Grades: 6-12
1512 Brackenville Rd.
Hockessin, DE 19707
(302) 993-1408
Hockessin, DE 19707
(302) 993-1408
Rank: #3434.
Towle Institute
Alternative School (Christian)
Students: 36
Grades: 4-12
199 Polly Drummond Hill Road
Newark, DE 19711
(302) 993-1408
Newark, DE 19711
(302) 993-1408
Rank: #3535.
Kenton Mennonite School
(Mennonite)
Students: 35
Grades: 1-10
2422 Chance Rd
Clayton, DE 19938
(302) 653-4185
Clayton, DE 19938
(302) 653-4185
Show 6 more private schools in DE (out of 41 total schools)
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Frequently Asked Questions
What is the Delaware average private high schools student size?
The Delaware average private high schools student size is 286 for 2025.
What are the private high schools with the largest student size in Delaware?
The top ranked private high schools in Delaware include Caravel Academy, Red Lion Christian Academy and Salesianum School.
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