For the 2025 school year, there are 15 public schools serving 8,479 students in New Castle, DE (there are 4 private schools, serving 367 private students). 96% of all K-12 students in New Castle, DE are educated in public schools (compared to the DE state average of 87%).
The top ranked public schools in New Castle, DE are Leach (John G.) School, Eisenberg (Harry O.) Elementary School and Pleasantville Elementary School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
New Castle, DE public schools have an average math proficiency score of 14% (versus the Delaware public school average of 31%), and reading proficiency score of 28% (versus the 42% statewide average). Schools in New Castle have an average ranking of 1/10, which is in the bottom 50% of Delaware public schools.
Minority enrollment is 77% of the student body (majority Black), which is more than the Delaware public school average of 61% (majority Black).
Best Public Schools in New Castle, DE (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Leach (John G.) School
Special Education School
(Math: <50% | Reading: <50%)
Rank:
Rank:
9/
Top 20%10
10 Landers Lane
New Castle, DE 19720
(302) 429-4055
New Castle, DE 19720
(302) 429-4055
Gr: PK-12 | 86 students Student-teacher ratio: 5:1 Minority enrollment: 66%
Rank: #22.
Eisenberg (Harry O.) Elementary School
(Math: 26% | Reading: 26%)
Rank:
Rank:
4/
Bottom 50%10
27 Landers Lane
New Castle, DE 19720
(302) 429-4074
New Castle, DE 19720
(302) 429-4074
Gr: K-5 | 415 students Student-teacher ratio: 14:1 Minority enrollment: 92%
Rank: #3 - 43. - 4.
Pleasantville Elementary School
(Math: 15-19% | Reading: 36%)
Rank:
Rank:
4/
Bottom 50%10
16 Pleasant Street
New Castle, DE 19720
(302) 323-2935
New Castle, DE 19720
(302) 323-2935
Gr: K-5 | 384 students Student-teacher ratio: 13:1 Minority enrollment: 75%
Rank: #3 - 43. - 4.
Wilmington Manor Elementary School
(Math: 22% | Reading: 25-29%)
Rank:
Rank:
4/
Bottom 50%10
200 East Roosevelt Avenue
New Castle, DE 19720
(302) 323-2901
New Castle, DE 19720
(302) 323-2901
Gr: K-8 | 368 students Student-teacher ratio: 13:1 Minority enrollment: 66%
Rank: #55.
Bedford (Gunning) Middle School
(Math: 15% | Reading: 36%)
Rank:
Rank:
3/
Bottom 50%10
801 Cox Neck Road
New Castle, DE 19720
(302) 832-6280
New Castle, DE 19720
(302) 832-6280
Gr: 6-8 | 908 students Student-teacher ratio: 17:1 Minority enrollment: 74%
Rank: #66.
Castle Hills Elementary School
(Math: 22% | Reading: 24%)
Rank:
Rank:
3/
Bottom 50%10
502 Moores Lane
New Castle, DE 19720
(302) 323-2915
New Castle, DE 19720
(302) 323-2915
Gr: K-5 | 479 students Student-teacher ratio: 13:1 Minority enrollment: 82%
Rank: #77.
Southern Elementary School
(Math: 18% | Reading: 27%)
Rank:
Rank:
3/
Bottom 50%10
795 Cox Neck Road
New Castle, DE 19720
(302) 832-6300
New Castle, DE 19720
(302) 832-6300
Gr: K-5 | 743 students Student-teacher ratio: 12:1 Minority enrollment: 65%
Rank: #88.
Penn (William) High School
(Math: 11% | Reading: 32%)
Rank:
Rank:
3/
Bottom 50%10
713 East Basin Road
New Castle, DE 19720
(302) 323-2800
New Castle, DE 19720
(302) 323-2800
Gr: 9-12 | 2,077 students Student-teacher ratio: 17:1 Minority enrollment: 76%
Rank: #9 - 109. - 10.
Charter School Of New Castle
Charter School
(Math: 15% | Reading: 26%)
Rank:
Rank:
2/
Bottom 50%10
170 Lukens Drive
New Castle, DE 19720
(302) 324-8901
New Castle, DE 19720
(302) 324-8901
Gr: K-8 | 764 students Student-teacher ratio: 21:1 Minority enrollment: 97%
Rank: #9 - 109. - 10.
Read (George) Middle School
(Math: 11% | Reading: 30%)
Rank:
Rank:
2/
Bottom 50%10
314 East Basin Road
New Castle, DE 19720
(302) 323-2760
New Castle, DE 19720
(302) 323-2760
Gr: 6-8 | 688 students Student-teacher ratio: 15:1 Minority enrollment: 73%
Rank: #1111.
The Wallace Wallin School
Special Education School
(Math: ≤20% | Reading: ≤20% )
Rank:
Rank:
2/
Bottom 50%10
701 East Basin Road
New Castle, DE 19720
(302) 323-2952
New Castle, DE 19720
(302) 323-2952
Gr: Inquire with school
Rank: #1212.
Downie (Carrie) Elementary School
(Math: 10-14% | Reading: 20-24%)
Rank:
Rank:
2/
Bottom 50%10
1201 Delaware Street
New Castle, DE 19720
(302) 323-2926
New Castle, DE 19720
(302) 323-2926
Gr: K-5 | 356 students Student-teacher ratio: 15:1 Minority enrollment: 72%
Rank: #1313.
Mccullough (Calvin R. ) Middle School
(Math: 5% | Reading: 17%)
Rank:
Rank:
1/
Bottom 50%10
20 Chase Avenue
New Castle, DE 19720
(302) 429-4000
New Castle, DE 19720
(302) 429-4000
Gr: 6-8 | 625 students Student-teacher ratio: 16:1 Minority enrollment: 86%
Rank: #1414.
New Castle Elementary School
(Math: 6% | Reading: 14%)
Rank:
Rank:
1/
Bottom 50%10
903 Delaware Street
New Castle, DE 19720
(302) 323-2880
New Castle, DE 19720
(302) 323-2880
Gr: K-5 | 388 students Student-teacher ratio: 13:1 Minority enrollment: 80%
Rank: n/an/a
12 Landers Lane
New Castle, DE 19720
(302) 429-4085
New Castle, DE 19720
(302) 429-4085
Gr: PK | 198 students Student-teacher ratio: 9:1 Minority enrollment: 34%
New Castle, Delaware Public Schools (Closed)
School
Location
Quick Facts
Baylor Womens Correctional Institution (Closed 2010)
Alternative School
660 Baylor Boulevard
New Castle, DE 19720
(302) 577-3004
New Castle, DE 19720
(302) 577-3004
Gr: Inquire with school
29 Chase Avenue
New Castle, DE 19720
(302) 429-4000
New Castle, DE 19720
(302) 429-4000
Gr: PK-5 | 882 students Student-teacher ratio: 14:1 Minority enrollment: 78%
801 North Dupont Highway
New Castle, DE 19720
(302) 322-6050
New Castle, DE 19720
(302) 322-6050
Gr: 9-12 | 228 students Student-teacher ratio: 15:1 Minority enrollment: 69%
Multiple Alternative Program High School (Closed 2010)
Alternative School
626 Wilmington Road
New Castle, DE 19720
(302) 322-1718
New Castle, DE 19720
(302) 322-1718
Gr: 9-12 | 72 students Minority enrollment: 56%
903 Delaware Street
New Castle, DE 19720
(302) 323-2880
New Castle, DE 19720
(302) 323-2880
Gr: 6-8 | 557 students Student-teacher ratio: 19:1 Minority enrollment: 62%
New Castle School (Colonial Ilc) (Closed 2014)
Special Education School
903 Delaware St
New Castle, DE 19720
(302) 323-2880
New Castle, DE 19720
(302) 323-2880
170 Lukens Dr
New Castle, DE 19720
(302) 573-7760
New Castle, DE 19720
(302) 573-7760
Gr: 9-12 | 411 students Student-teacher ratio: 9:1 Minority enrollment: 80%
Frequently Asked Questions
What are the top ranked public schools in New Castle, DE?
The top ranked public schools in New Castle, DE include Leach (John G.) School, Eisenberg (Harry O.) Elementary School and Pleasantville Elementary School.
How many public schools are located in New Castle?
15 public schools are located in New Castle.
What percentage of students in New Castle go to public school?
96% of all K-12 students in New Castle are educated in public schools (compared to the DE state average of 87%).
What is the racial composition of students in New Castle?
New Castle public schools minority enrollment is 77% of the student body (majority Black), which is more than the Delaware public schools average of 61% (majority Black).
Which public schools in New Castle are often viewed compared to one another?
Popular comparisons of public schools in New Castle include: Mccullough (Calvin R. ) Middle School vs. Read (George) Middle School, Read (George) Middle School vs. Mccullough (Calvin R. ) Middle School, The Wallace Wallin School vs. Leach (John G.) School
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