Top Rankings
Derby School District ranks among the top 20% of public school district in Connecticut for:
Category
Attribute
Diversity
Most diverse schools (Top 1%)
Student Attention
Lowest student-teacher ratio (Top 1%)
For the 2025-26 school year, there are 5 public schools serving 1,312 students in Derby School District. This district's average testing ranking is 2/10, which is in the bottom 50% of public schools in Connecticut.
ºÚÁÏÍø¹ÙÍø Schools in Derby School District have an average math proficiency score of 20% (versus the Connecticut public school average of 42%), and reading proficiency score of 36% (versus the 51% statewide average).
Minority enrollment is 73% of the student body (majority Hispanic), which is more than the Connecticut public school average of 54% (majority Hispanic).
Overview
This School District
This State (CT)
# Schools
5 Schools
1,010 Schools
# Students
1,312 Students
493,927 Students
# Teachers
126 Teachers
40,668 Teachers
Student-Teacher Ratio
10:1
10:1
Student By Grade
District Rank
Derby School District, which is ranked within the bottom 50% of all 197 school districts in Connecticut (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 77% has increased from 75-79% over five school years.
Overall District Rank
#174 out of 198 school districts
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
20%
41%
Reading/Language Arts Test Scores (% Proficient)
37%
50%
Science Test Scores (% Proficient)
24%
47%
Graduation Rate
77%
89%
Students by Ethnicity:
Diversity Score
0.70
0.68
% American Indian
n/a
n/a
% Asian
2%
5%
% Hispanic
43%
31%
% Black
21%
12%
% White
27%
47%
% Hawaiian
1%
n/a
% Two or more races
6%
5%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $26,277 is higher than the state median of $26,157. The school district revenue/student has declined by 8% over four school years.
The school district's spending/student of $26,018 is higher than the state median of $25,225. The school district spending/student has declined by 8% over four school years.
Total Revenue
$35 MM
$12,920 MM
Spending
$34 MM
$12,459 MM
Revenue / Student
$26,277
$26,157
Spending / Student
$26,018
$25,225
Best Derby School District ºÚÁÏÍø¹ÙÍø Schools (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Bradley School
(Math: 35-39% | Reading: 50-54%)
Rank:
Rank:
5/
Bottom 50%10
155 David Humphreys Rd.
Derby, CT 06418
(203) 736-5040
Derby, CT 06418
(203) 736-5040
Gr: K-5 | 272 students Student-teacher ratio: 11:1 Minority enrollment: 65%
Rank: #22.
Derby Middle School
(Math: 18% | Reading: 35%)
Rank:
Rank:
3/
Bottom 50%10
73 Chatfield Street
Derby, CT 06418
(203) 736-1426
Derby, CT 06418
(203) 736-1426
Gr: 6-8 | 282 students Student-teacher ratio: 11:1 Minority enrollment: 75%
Rank: #33.
Derby High School
(Math: 6-9% | Reading: 40-49%)
Rank:
Rank:
3/
Bottom 50%10
75 Chatfield Street
Derby, CT 06418
(203) 736-5032
Derby, CT 06418
(203) 736-5032
Gr: 9-12 | 370 students Student-teacher ratio: 10:1 Minority enrollment: 70%
Rank: #44.
Irving School
(Math: 15-19% | Reading: 20-24%)
Rank:
Rank:
2/
Bottom 50%10
9 Garden Place
Derby, CT 06418
(203) 736-5043
Derby, CT 06418
(203) 736-5043
Gr: K-5 | 329 students Student-teacher ratio: 9:1 Minority enrollment: 82%
Rank: n/an/a
75 Chatfield Street
Derby, CT 06418
(203) 446-4224
Derby, CT 06418
(203) 446-4224
Gr: PK | 59 students Student-teacher ratio: 15:1 Minority enrollment: 66%
Frequently Asked Questions
How many schools belong to Derby School District?
Derby School District manages 5 public schools serving 1,312 students.
What is the rank of Derby School District?
Derby School District is ranked #177 out of 197 school districts in Connecticut (bottom 50%) based off of combined math and reading proficiency testing data for the 2022-2023 school year. This district ranks in the top 20% of Connecticut school districts for: Most diverse schools (Top 1%) and Lowest student-teacher ratio (Top 1%)
What is the racial composition of students in Derby School District?
43% of Derby School District students are Hispanic, 27% of students are White, 21% of students are Black, 6% of students are Two or more races, 2% of students are Asian, and 1% of students are Hawaiian.
What is the student/teacher ratio of Derby School District?
Derby School District has a student/teacher ratio of 10:1, which is lower than the Connecticut state average of 12:1.
What is Derby School District's spending/student ratio?
The school district's spending/student of $26,018 is higher than the state median of $25,225. The school district spending/student has declined by 8% over four school years.
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