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 preschools serving 284 students in Colonial School District. This district's average pre testing ranking is 9/10, which is in the top 20% of public pre schools in Delaware.
Public Preschools in Colonial School District have an average math proficiency score of 50% (versus the Delaware public pre school average of 17%), and reading proficiency score of 50% (versus the 22% statewide average).
Minority enrollment is 44% of the student body (majority Black), which is less than the Delaware public preschool average of 56% (majority Black).
Overview
This School District
This State (DE)
# Schools
15 Schools
27 Schools
# Students
8,778 Students
7,056 Students
# Teachers
609 Teachers
743 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
0.69
# American Indian Students
30 Students
19 Students
% American Indian Students
1%
n/a
# Asian Students
190 Students
296 Students
% Asian Students
2%
4%
# Hispanic Students
1,957 Students
1,147 Students
% Hispanic Students
22%
16%
# Black Students
3,970 Students
2,136 Students
% Black Students
45%
30%
# White Students
2,220 Students
3,074 Students
% White Students
25%
44%
# Hawaiian Students
16 Students
2 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
395 Students
382 Students
% of Two or more races Students
5%
6%
Students by Grade:
# Students in PK Grade:
200
2,357
# Students in K Grade:
663
2,474
# Students in 1st Grade:
637
430
# Students in 2nd Grade:
724
441
# Students in 3rd Grade:
655
219
# Students in 4th Grade:
734
113
# Students in 5th Grade:
755
106
# Students in 6th Grade:
687
97
# Students in 7th Grade:
763
86
# Students in 8th Grade:
827
104
# Students in 9th Grade:
674
88
# Students in 10th Grade:
548
88
# Students in 11th Grade:
446
78
# Students in 12th Grade:
465
375
# 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 Preschools (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.
The Colwyck Center
(Math: 60-64% | Reading: 60-64% )
Rank:
Rank:
4/
Bottom 50%10
12 Landers Lane
New Castle, DE 19720
(302) 429-4085
New Castle, DE 19720
(302) 429-4085
Grades: PK
| 198 students
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