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 5 public middle schools serving 2,675 students in Colonial School District. This district's average middle testing ranking is 3/10, which is in the bottom 50% of public middle schools in Delaware.
Public Middle Schools in Colonial School District have an average math proficiency score of 10% (versus the Delaware public middle school average of 27%), and reading proficiency score of 29% (versus the 43% statewide average).
Minority enrollment is 75% of the student body (majority Black), which is more than the Delaware public middle school average of 63% (majority Black).

Overview

This School District
This State (DE)
# Schools
15 Schools
75 Schools
# Students
8,778 Students
51,514 Students
# Teachers
609 Teachers
3,541 Teachers
Student : Teacher Ratio
14:1
14:1

Student By Grade

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%)
14%
29%
29%
42%
11%
21%
85%
88%

Students by Ethnicity:

0.69
0.72
% American Indian
1%
n/a
% Asian
2%
5%
% Hispanic
22%
19%
% Black
45%
33%
% White
25%
38%
% Hawaiian
n/a
n/a
% Two or more races
5%
5%
All Ethnic Groups

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
Spending
$190 MM
$2,610 MM
Revenue / Student
$23,415
$20,321
Spending / Student
$21,634
$18,401

Best Colonial School District Public Middle Schools (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.
Bedford (Gunning) Middle School
(Math: 14% | Reading: 36%)
Rank:
3/
10
Bottom 50%
801 Cox Neck Road
New Castle, DE 19720
(302) 832-6280
Grades: 6-8
| 908 students
Rank: #33.
Wilmington Manor Elementary School
(Math: 15-19% | Reading: 25-29%)
Rank:
3/
10
Bottom 50%
200 East Roosevelt Avenue
New Castle, DE 19720
(302) 323-2901
Grades: K-8
| 368 students
Rank: #44.
Read (George) Middle School
(Math: 7% | Reading: 30%)
Rank:
2/
10
Bottom 50%
314 East Basin Road
New Castle, DE 19720
(302) 323-2760
Grades: 6-8
| 688 students
Rank: #55.
Mccullough (Calvin R. ) Middle School
(Math: 5% | Reading: 17%)
Rank:
1/
10
Bottom 50%
20 Chase Avenue
New Castle, DE 19720
(302) 429-4000
Grades: 6-8
| 625 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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