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.

Best New Castle County Private Schools (2026)

For the 2026 school year, there are 100 private schools serving 18,619 students in New Castle County, DE (there are 130 public schools, serving 78,869 public students). 19% of all K-12 students in New Castle County, DE are educated in private schools (compared to the DE state average of 13%).
The top-ranked private schools in New Castle County, DE include Salesianum School, Archmere Academy, and Tower Hill School.
The average tuition cost is $18,233, which is higher than the Delaware private school average tuition cost of $16,119.
51% of private schools in New Castle County, DE are religiously affiliated (most commonly Catholic and Christian).

Top-Ranked New Castle County Private Schools (2026)

School
Location
Quick Facts
Albert Einstein Academy
Albert Einstein Academy Photo - Kindergarteners are Scientists!
Special Program Emphasis (Jewish)
(9)
101 Garden Of Eden Rd
Wilmington, DE 19803
(302) 478-5026
Gr: K-5 | 35 students Avg. class size: 11 students Tuition & acceptance rate listed
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
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
Christ The Teacher Catholic School
Christ The Teacher Catholic School Photo
(Catholic)
2451 Frazer Rd
Newark, DE 19702
(302) 838-8850
Gr: PK-8 | 635 students Avg. class size: 28 students Sports: 8 | Extracurrculars: 8 Tuition 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
Faith Preschool & Child Care
Daycare / Preschool (Presbyterian)
720 Marsh Rd
Wilmington, DE 19803
(302) 764-8624
Gr: PK-K | 54 students
Foulk Pre-school(bellefonte)
Daycare / Preschool
901 Rosedale Avenue Bellefonte
Wilmington, DE 19809
(302) 764-3131
Gr: PK-K | 37 students
The Goddard School
The Goddard School Photo
Daycare / Preschool
157 Lantana Drive
Hockessin, DE 19707
(302) 235-0445
Gr: NS-K Avg. class size: 15 students Tuition & acceptance rate listed
Grace Church Preschool
Daycare / Preschool (Methodist)
900 N Washington Street
Wilmington, DE 19801
(302) 655-8847
Gr: NS-PK | 80 students
The Hockessin Montessori School
The Hockessin Montessori School Photo
Montessori School
(1)
1000 Old Lancaster Pike
Hockessin, DE 19707
(302) 234-1240
Gr: PK-8 | 234 students Avg. class size: 20 students Tuition & acceptance rate listed
Holy Angels School
(Catholic)
82 Possum Park Rd
Newark, DE 19711
(302) 731-2210
Gr: PK-8 | 419 students
Immaculate Heart Of Mary
(Catholic)
1000 Shipley Road
Wilmington, DE 19803
(302) 764-0977
Gr: PK-8 | 486 students Avg. class size: 25 students Sports: 9 | Extracurrculars: 17 Tuition & acceptance rate listed
The Independence School
The Independence School Photo
(2)
1300 Paper Mill Road
Newark, DE 19711
(302) 239-0332
Gr: NS-8 | 470 students Avg. class size: 19 students Sports: 11 | Extracurrculars: 13 Tuition 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. Ann School
St. Ann School Photo
(Catholic)
2006 Shallcross Ave
Wilmington, DE 19806
(302) 540-4276
Gr: PK-8 | 229 students Avg. class size: 22 students Sports: 6 Tuition listed
St. Annes Episcopal School
St. Annes Episcopal School Photo
(Episcopal)
(1)
211 Silver Lake Road
Middletown, DE 19709
(302) 378-3179
Gr: NS-8 | 294 students Avg. class size: 15 students Sports: 6 | Extracurrculars: 8 Tuition & acceptance rate listed
St. Edmond's Academy
St. Edmond's Academy Photo
All-boys (Catholic)
2120 Veale Rd
Wilmington, DE 19810
(302) 475-5370
Gr: PK-8 | 162 students Avg. class size: 14 students Sports: 9 | Extracurrculars: 16 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
905 Milltown Rd
Wilmington, DE 19808
(302) 998-5525
Gr: NS-8 | 528 students Avg. class size: 28 students Sports: 10 | Extracurrculars: 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
St. Mary Magdalen School
(Catholic)
9 Sharpley Rd
Wilmington, DE 19803
(302) 656-2745
Gr: PK-8 | 568 students Avg. class size: 25 students
St. Michaels School & Nursery Inc
St. Michaels School & Nursery Inc Photo
Daycare / Preschool
(1)
700 N. Walnut Street
Wilmington, DE 19801
(302) 656-3389
Gr: PK-K | 149 students 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
University of Delaware Lab School
University of Delaware Lab School Photo
Daycare / Preschool
459 Wyoming Rd
Newark, DE 19716
(302) 831-2304
Gr: NS-K Avg. class size: 15 students
Ursuline Academy, Lower
Ursuline Academy, Lower Photo
(Catholic)
(10)
1106 Pennsylvania Avenue
Wilmington, DE 19806
(302) 658-7158
Gr: K-5 | 208 students Avg. class size: 14 students Sports: 15 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
Show 65 more private schools in New Castle County, DE (out of 100 total schools)
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[+] Show Closed Private Schools in New Castle County, Delaware

New Castle County Private Schools (Closed)

School
Location
Quick Facts
Advoserv (Closed 2020)
Special Education School
2520 Wrangle Hill Rd # 200
Bear, DE 19701
(302) 365-8050
Gr: NS | 86 students
907 New Rd
Wilmington, DE 19805
(302) 995-2231
Gr: PK-8 | 229 students Avg. class size: 20 students Tuition & acceptance rate listed
1401 Faulkland Road
Wilmington, DE 19805
(302) 633-1600
Gr: PK-K | 24 students
510 West 28 Street
Wilmington, DE 19802
(302) 762-4031
Gr: PK-8 | 106 students
5810-C Kirkwood Highway
Wilmington, DE 19808
(800) 677-7904
Gr: K-12 Tuition listed
502 N Pine St
Wilmington, DE 19801
(302) 656-1498
Gr: PK-4 | 43 students Avg. class size: 16 students Tuition & acceptance rate listed
100 Patriot Dr
Middletown, DE 19709
(302) 464-1171
Gr: PK-K | 118 students
614 Pulaski Highway
Bear, DE 19701
(302) 322-5040
Gr: NS-K
Church Drive Garfield Pk
New Castle, DE 19720
(302) 658-5345
Gr: PK-8 | 207 students
801 N Dupont Hwy
New Castle, DE 19720
(302) 328-2803
Gr: NS-8 | 324 students
304 S Harrison Street
Wilmington, DE 19805
(302) 594-1402
Gr: PK-8 | 183 students
210 Bellefonte Avenue
Wilmington, DE 19809
(302) 762-5595
Gr: K-8 | 190 students
515 Harmony St
New Castle, DE 19720
(302) 328-1191
Gr: PK-8 | 170 students Avg. class size: 17 students
201 Bayard Avenue
Wilmington, DE 19805
(302) 654-0746
Gr: PK-8 | 246 students
Super Kids (Closed 2017)
Daycare / Preschool
1411 Old Baltimore Pike
Newark, DE 19702
(302) 453-9373
Gr: PK-K | 85 students Avg. class size: 20 students Acceptance rate listed
400 N Ramunno Dr
Middletown, DE 19709
(302) 449-1711
Gr: K-1 | 30 students
Zion Early Education Center (Closed 2015)
Daycare / Preschool (Christian)
2101 Lancaster Ave
Wilmington, DE 19805
(302) 655-7874
Gr: PK-K | 25 students

Overview

This County (New Castle County)
This State (DE)
# Schools
100 Schools

Student Body:

# Students
18,619 Students
22,146 Students
% Average Students of Color
28%
27%

Academics and Faculty:

# Teachers
1,964 Teachers
2,253 Teachers
Average Student-Teacher Ratio
10:1
10:1
% Average Faculty w/Advanced Degree
48%
49%
Average Class Size
15 students
15 students
Average Number of AP Courses
15 courses
14 courses
Average SAT score
1241
(Out of 1600)
1241
Average ACT score
27
(Out of 36)
27

Tuition and Acceptance Rate:

Average Yearly Tuition Cost
$18,233
$16,119
Average Summer Program Cost
$1,242
$1,242
Average % on Financial Aid
39%
37%
Average Financial Aid Grant
$11,336
$9,066
Average Acceptance Rate
83%
85%
Average Endowment Size
$54.13 million
$53.54 million

Students by Ethnicity:

0.59
0.58
# American Indian Students
26 Students
39 Students
% American Indian Students
n/a
n/a
# Asian Students
803 Students
853 Students
% Asian Students
4%
4%
# Hispanic Students
623 Students
753 Students
% Hispanic Students
4%
3%
# Black Students
1,725 Students
1,920 Students
% Black Students
9%
9%
# White Students
10,979 Students
13,016 Students
% White Students
60%
60%
# Hawaiian Students
4 Students
8 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
4,248 Students
5,262 Students
% of Others Students
23%
24%
All Ethnic Groups

Extracurriculars and Sports:

Average Number of Extracurriculars
16 extracurriculars
15 extracurriculars
Average Number of Sports
9 sports
8 sports

Frequently Asked Questions

What are the top-ranked private schools in New Castle County, DE?
The top-ranked private schools in New Castle County, DE include Salesianum School, Archmere Academy, and Tower Hill School.
How many private schools are located in New Castle County?
100 private schools are located in New Castle County.
How much do private schools cost in New Castle County?
The average tuition cost is $18,233, which is higher than the Delaware private school average tuition cost of $16,119.
How diverse are private schools in New Castle County?
New Castle County private schools are approximately 28% minority students, which is higher than the Delaware private school average of 27%.
What percentage of students in New Castle County go to private school?
19% of all K-12 students in New Castle County are educated in private schools (compared to the DE state average of 13%).
What percentage of private schools are religiously affiliated in New Castle County?
51% of private schools in New Castle County are religiously affiliated (most commonly Catholic and Christian).
Which private schools in New Castle County are often viewed compared to one another?

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