Best New Castle County Public Preschools (2026)

For the 2026 school year, there are 14 public preschools serving 3,053 students in New Castle County, DE.
The top-ranked public preschools in New Castle County, DE are Leach (John G.) School, Brennen School and Pulaski Early Education Center. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
New Castle County, DE public preschools have an average math proficiency score of 21% (versus the Delaware public pre school average of 19%), and reading proficiency score of 18% (versus the 23% statewide average). Pre schools in New Castle County have an average ranking of 4/10, which is in the bottom 50% of Delaware public pre schools.
Minority enrollment is 61% of the student body (majority Black), which is more than the Delaware public preschool average of 60% (majority Black).

Best Public Preschools in New Castle County (2026)

School
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Leach (John G.) School
Special Education School
(Math: <50% | Reading: <50%)
Rank:
9/
10
Top 20%
10 Landers Lane
New Castle, DE 19720
(302) 429-4055
Gr: PK-12 | 95 students Student-teacher ratio: 6:1 Minority enrollment: 69%
Rank: #22.
Brennen School
Special Education School
(Math: ≤20% | Reading: ≤20%)
Rank:
3/
10
Bottom 50%
144 Brennen Drive
Newark, DE 19713
(302) 722-2758
Gr: PK-12 | 419 students Student-teacher ratio: 5:1 Minority enrollment: 76%
Rank: #33.
Pulaski Early Education Center
(Math: 15-19% | Reading: 10-14% )
Rank:
2/
10
Bottom 50%
1300 Cedar Street
Wilmington, DE 19805
(302) 429-4133
Gr: PK-K | 93 students Student-teacher ratio: 13:1 Minority enrollment: 91%
Rank: #44.
Delaware School For The Deaf
Special Education School
(Math: ≤10% | Reading: ≤10%)
Rank:
1/
10
Bottom 50%
630 East Chestnut Hill Road
Newark, DE 19713
(302) 454-2301
Gr: PK-12 | 108 students Student-teacher ratio: 3:1 Minority enrollment: 66%
Rank: #55.
Stubbs Early Education Center
(Math: ≤5% | Reading: ≤5% )
Rank:
1/
10
Bottom 50%
1100 North Pine Street
Wilmington, DE 19801
(302) 429-4175
Gr: PK-K | 148 students Student-teacher ratio: 10:1 Minority enrollment: 99%
Rank: n/an/a
Appoquinimink Preschool Center
Special Education School
502 South Broad Street
Middletown, DE 19709
(302) 376-4400
Gr: PK | 150 students Student-teacher ratio: 8:1 Minority enrollment: 50%
Rank: n/an/a
378 Brick Mill Road
Middletown, DE 19709
(302) 378-5288
Gr: PK-K | 280 students Student-teacher ratio: 10:1 Minority enrollment: 64%
Rank: n/an/a
Bush (Charles W.) Pre-school
Special Education School
2523 Berwyn Road
Wilmington, DE 19810
(302) 479-1617
Gr: PK | 317 students Student-teacher ratio: 24:1 Minority enrollment: 45%
Rank: n/an/a
1221 Cedar Lane Road
Middletown, DE 19709
(302) 449-5873
Gr: K | 265 students Student-teacher ratio: 18:1 Minority enrollment: 57%
Rank: n/an/a
Christina Early Education Center
Special Education School
620 East Chestnut Hill Rd
Newark, DE 19713
(302) 861-9291
Gr: PK | 362 students Student-teacher ratio: 12:1 Minority enrollment: 70%
Rank: n/an/a
The Colwyck Center
12 Landers Lane
New Castle, DE 19720
(302) 429-4085
Gr: PK | 222 students Student-teacher ratio: 9:1 Minority enrollment: 82%
Rank: n/an/a
Red Clay Early Years Program
Alternative School
1621 Telegraph Road
Wilmington, DE 19804
(302) 651-2709
Gr: PK | 335 students Student-teacher ratio: 13:1 Minority enrollment: 63%
Rank: n/an/a
611 Campus Drive
Townsend, DE 19734
(302) 378-6760
Gr: K | 185 students Student-teacher ratio: 11:1 Minority enrollment: 55%
Rank: n/an/a
10 Brook Ramble Lane
Townsend, DE 19734
(302) 378-9960
Gr: K | 176 students Student-teacher ratio: 16:1 Minority enrollment: 58%

Frequently Asked Questions

What are the top-ranked public preschools in New Castle County, DE?
The top-ranked public preschools in New Castle County, DE include Leach (John G.) School, Brennen School and Pulaski Early Education Center.
How many public preschools are located in New Castle County?
14 public preschools are located in New Castle County.
What is the racial composition of students in New Castle County?
New Castle County public preschools minority enrollment is 61% of the student body (majority Black), which is more than the Delaware public preschools average of 60% (majority Black).
Which public preschools in New Castle County are often viewed compared to one another?

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