The average private high school tuition in Delaware is $18,568 per year (2025).
The private high school with the lowest tuition is Towle Institute, with a tuition of $2,500.
Tuition Cost Range: $2,500
$69,400
Avg. Tuition Cost: $18,568
Delaware Private High Schools By Tuition Cost (2025)
School
Tuition Cost
Grades
Location
Rank: #11.
Towle Institute
(Christian)
Tuition: $2,500
Grades: 6-12
1512 Brackenville Rd.
Hockessin, DE 19707
(302) 993-1408
Hockessin, DE 19707
(302) 993-1408
Rank: #22.
Aquinas Academy![Aquinas Academy Photo Aquinas Academy Photo]()

(Catholic)
Tuition: $5,000
Grades: PK-12
2370 Red Lion Rd
Bear, DE 19701
(302) 838-9601
Bear, DE 19701
(302) 838-9601
Rank: #33.
Calvary Christian Academy
(Assembly of God)
Tuition: $5,500
Grades: PK-12
1143 E Lebanon Road
Dover, DE 19901
(302) 697-7860
Dover, DE 19901
(302) 697-7860
Rank: #44.
Greenwood Mennonite School
(Mennonite)
Tuition: $6,050
Grades: PK-12
12802 Mennonite School Road
Greenwood, DE 19950
(302) 349-4131
Greenwood, DE 19950
(302) 349-4131
Rank: #5 - 65. - 6.
Tuition: $6,500
Grades: PK-12
2510 Marsh Road
Wilmington, DE 19810
(302) 475-3247
Wilmington, DE 19810
(302) 475-3247
Rank: #5 - 65. - 6.
Tuition: $6,500
Grades: 9-12
21777 Sussex Pines Road
Georgetown, DE 19947
(302) 856-4040
Georgetown, DE 19947
(302) 856-4040
Rank: #77.
Tuition: $6,695
Grades: PK-12
801 Seymour Rd
Bear, DE 19701
(302) 328-7404
Bear, DE 19701
(302) 328-7404
Rank: #88.
Towle Institute
Alternative School (Christian)
Tuition: $8,505
Grades: 4-12
199 Polly Drummond Hill Road
Newark, DE 19711
(302) 993-1408
Newark, DE 19711
(302) 993-1408
Rank: #99.
Tuition: $8,820
Grades: K-12
38223 DuPont Blvd
Selbyville, DE 19975
(302) 245-2870
Selbyville, DE 19975
(302) 245-2870
Rank: #1010.
Tuition: $9,785
Grades: K-12
903 East Basin Road
New Castle, DE 19720
(302) 455-8740
New Castle, DE 19720
(302) 455-8740
Rank: #1111.
Tuition: $12,800
Grades: PK-12
2801 Del Laws Rd
Bear, DE 19701
(302) 834-8938
Bear, DE 19701
(302) 834-8938
Rank: #1212.
Tuition: $14,475
Grades: 9-12
2501 Pike Creek Road
Wilmington, DE 19808
(302) 757-8704
Wilmington, DE 19808
(302) 757-8704
Rank: #1313.
Tuition: $17,577
Grades: 9-12
905 N Broom St
Wilmington, DE 19806
(302) 421-3739
Wilmington, DE 19806
(302) 421-3739
Rank: #1414.
Tuition: $20,000
Grades: PK-12
825 Loveville Rd
Hockessin, DE 19707
(302) 239-2121
Hockessin, DE 19707
(302) 239-2121
Rank: #1515.
Tuition: $20,250
Grades: 9-12
1801 N Broom Street
Wilmington, DE 19802
(302) 654-2495
Wilmington, DE 19802
(302) 654-2495
Rank: #16 - 1716. - 17.
Harvest Christain Academy, Wilmington
(Christian)
Tuition: $25,000
Grades: PK-12
2205 Lancaster Ave
Wilmington, DE 19805
(302) 276-7581
Wilmington, DE 19805
(302) 276-7581
Rank: #16 - 1716. - 17.
Tuition: $25,000
Grades: NS-12
6900 Lancaster Pike
Hockessin, DE 19707
(302) 235-6503
Hockessin, DE 19707
(302) 235-6503
Rank: #1818.
Augustine Hills School
Special Education School
Tuition: $28,465
Grades: 6-12
6 Stone Hill Rd
Wilmington, DE 19803
(302) 594-0754
Wilmington, DE 19803
(302) 594-0754
Rank: #1919.
Tuition: $29,700
Grades: 9-12
3600 Philadelphia Pike
Claymont, DE 19703
(302) 798-6632
Claymont, DE 19703
(302) 798-6632
Rank: #2020.
Centreville Layton School![Centreville Layton School Photo - Beautiful campus Centreville Layton School Photo - Beautiful campus]()

Alternative School
Tuition: $29,800
Grades: K-12
6201 Kennett Pike
Wilmington, DE 19807
(302) 571-0230
Wilmington, DE 19807
(302) 571-0230
Rank: #2121.
Tuition: $33,650
Grades: NS-12
1501 Barley Mill Road
Wilmington, DE 19807
(302) 892-4296
Wilmington, DE 19807
(302) 892-4296
Rank: #2222.
Tuition: $35,100
Grades: NS-12
2813 W 17th Street
Wilmington, DE 19806
(302) 575-0550
Wilmington, DE 19806
(302) 575-0550
Rank: #2323.
St. Andrew's School
(Episcopal)
Tuition: $69,400
Grades: 9-12
350 Noxontown Rd
Middletown, DE 19709
(302) 378-7120
Middletown, DE 19709
(302) 378-7120
Frequently Asked Questions
What is the Delaware average private high schools tuition?
The Delaware average private high schools tuition is $15,845 for 2025.
What are the private high schools with the lowest tuition cost in Delaware?
The top ranked private high schools in Delaware include Towle Institute, Aquinas Academy and Calvary Christian Academy.
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