Colonial School District

318 East Basin Road
New Castle, DE 19720-4214
(District boundaries shown in map)
3/
10
Bottom 50%

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.
This School District
State Average (DE)
#33 out of 42 school districts
(Bottom 50%)
This chart displays the overall district rank of Colonial   School District, with the latest 2021-22 school year data.
14%
29%
This chart displays the percentage of public school students that scored at or above 'proficient' levels in Math of Colonial   School District and the percentage of public school students that scored at or above 'proficient' levels in Math of Delaware by year, with the latest 2021-22 school year data.
29%
42%
This chart displays the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of Colonial   School District and the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of Delaware by year, with the latest 2021-22 school year data.
11%
21%
This chart displays the percentage of public school students that scored at or above 'proficient' levels in Science of Colonial   School District and the percentage of public school students that scored at or above 'proficient' levels in Science of Delaware by year, with the latest 2021-22 school year data.
85%
88%
This chart displays public school graduation rate of Colonial   School District and public school graduation rate of Delaware by year, with the latest 2021-22 school year data.

Students by Ethnicity:

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.
This School District
This State (DE)
Total Revenue
$206 MM
$2,882 MM
This chart displays total revenue of Colonial   School District and median value from total revenues of all school districts in Delaware by year, with the latest 2020-21 school year data.
Spending
$190 MM
$2,610 MM
This chart displays total spending of Colonial   School District and median value from total spendings of all school districts in Delaware by year, with the latest 2020-21 school year data.
Revenue / Student
$23,415
$20,321
This chart displays average revenue per public school student in Colonial   School District and average revenue per public school student of all school districts in Delaware by year, with the latest 2020-21 school year data.
Spending / Student
$21,634
$18,401
This chart displays average spending per public school student in Colonial   School District and average spending per public school student of all school districts in Delaware by year, with the latest 2020-21 school year data.

Best Colonial School District Public Preschools (2025)

School
(Math and Reading Proficiency)
Location
Grades
Students
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
Grades: PK-12
| 86 students
Rank: #22.
The Colwyck Center
(Math: 60-64% | Reading: 60-64% )
Rank:
4/
10
Bottom 50%
12 Landers Lane
New Castle, DE 19720
(302) 429-4085
Grades: PK
| 198 students

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Quick Stats (2025)

  • District size: 15 schools
  • Grades: PK-12
  • Enrollment: 8,778 students
  • Student:Teacher Ratio: 14:1
  • Minority Enrollment: 75%
  • : 85% (Btm 50% in DE)
  • : Bottom 50%
  • : 14% (Btm 50%)
  • : 29% (Btm 50%)
  • : 11% (Btm 50%)
  • Source: National Center for Education Statistics (NCES), DE Dept. of Education

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