Top Rankings
Colonial School District ranks among the top 20% of public school district in Delaware for:
Category
Attribute
Community Size
Largest student body (number of students) (Top 1%)
For the 2025 school year, there are 2 public high schools serving 2,163 students in Colonial School District. This district's average high testing ranking is 2/10, which is in the bottom 50% of public high schools in Delaware.
Public High Schools in Colonial School District 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 51% statewide average).
Public High School in Colonial School District have a Graduation Rate of 88%, which is equal to the Delaware average of 88%.
The school with highest graduation rate is Penn (William) High School, with 88% 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).
Overview
This School District
This State (DE)
# Schools
15 Schools
59 Schools
# Students
8,778 Students
55,691 Students
# Teachers
609 Teachers
3,765 Teachers
Student : Teacher Ratio
14:1
14:1
District Rank
Colonial School District, which is ranked within the bottom 50% of all 42 school districts in Delaware (based off of combined math and reading proficiency testing data) for the 2021-2022 school year.
The school district's graduation rate of 85% has increased from 80% over five school years.
Overall District Rank
#33 out of 42 school districts
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
14%
29%
Reading/Language Arts Test Scores (% Proficient)
29%
42%
Science Test Scores (% Proficient)
11%
21%
Graduation Rate
85%
88%
Students by Ethnicity:
Diversity Score
0.69
0.72
# American Indian Students
30 Students
259 Students
% American Indian Students
1%
n/a
# Asian Students
190 Students
2,952 Students
% Asian Students
2%
5%
# Hispanic Students
1,957 Students
10,953 Students
% Hispanic Students
22%
20%
# Black Students
3,970 Students
16,645 Students
% Black Students
45%
30%
# White Students
2,220 Students
22,189 Students
% White Students
25%
40%
# Hawaiian Students
16 Students
80 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
395 Students
2,613 Students
% of Two or more races Students
5%
5%
Students by Grade:
# Students in PK Grade:
200
489
# Students in K Grade:
663
803
# Students in 1st Grade:
637
856
# Students in 2nd Grade:
724
878
# Students in 3rd Grade:
655
861
# Students in 4th Grade:
734
853
# Students in 5th Grade:
755
845
# Students in 6th Grade:
687
1,523
# Students in 7th Grade:
763
1,594
# Students in 8th Grade:
827
1,632
# Students in 9th Grade:
674
12,652
# Students in 10th Grade:
548
11,668
# Students in 11th Grade:
446
10,819
# Students in 12th Grade:
465
10,218
# Ungraded Students:
-
-
District Revenue and Spending
The revenue/student of $23,415 is higher than the state median of $20,321. The school district revenue/student has grown by 11% over four school years.
The school district's spending/student of $21,634 is higher than the state median of $18,401. The school district spending/student has grown by 11% over four school years.
Total Revenue
$206 MM
$2,882 MM
Spending
$190 MM
$2,610 MM
Revenue / Student
$23,415
$20,321
Spending / Student
$21,634
$18,401
Best Colonial School District Public High Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
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
Grades: PK-12
| 86 students
Rank: #22.
Penn (William) High School
(Math: 12% | 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
Grades: 9-12
| 2,077 students
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