For the 2025 school year, there are 2 public high schools serving 2,163 students in 19720, DE.
The top ranked public high schools in 19720, DE are Leach (John G.) School and Penn (William) High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Public high schools in zipcode 19720 have an average math proficiency score of 13% (versus the Delaware public high school average of 33%), and reading proficiency score of 32% (versus the 52% statewide average). High schools in 19720, DE have an average ranking of 2/10, which is in the bottom 50% of Delaware public high schools.
Public high school in zipcode 19720 have a Graduation Rate of 84%, which is less than the Delaware average of 89%.
The school with highest graduation rate is Penn (William) High School, with 84% graduation rate. Read more about public school graduation rate statistics in Delaware or national school graduation rate statistics.
Minority enrollment is 76% of the student body (majority Black), which is more than the Delaware public high school average of 60% (majority Black).
Best 19720, DE Public High Schools (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.
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%
19720, 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 high schools in 19720, DE?
The top ranked public high schools in 19720, DE include Leach (John G.) School and Penn (William) High School.
How many public high schools are located in 19720?
2 public high schools are located in 19720.
What is the racial composition of students in 19720?
19720 public high schools minority enrollment is 76% of the student body (majority Black), which is more than the Delaware public high schools average of 60% (majority Black).
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