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 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.
Public Schools in Derby School District have an average math proficiency score of 23% (versus the Connecticut public school average of 40%), 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
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 2021-2022 school year.
The school district's graduation rate of 65-69% has decreased from 85-89% over five school years.
Overall District Rank
#168 out of 200 school districts
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
23%
40%
Reading/Language Arts Test Scores (% Proficient)
37%
50%
Science Test Scores (% Proficient)
24%
47%
Graduation Rate
65-69%
89%
Students by Ethnicity:
Diversity Score
0.70
0.68
# American Indian Students
n/a
1,203 Students
% American Indian Students
n/a
n/a
# Asian Students
26 Students
26,040 Students
% Asian Students
2%
5%
# Hispanic Students
567 Students
152,114 Students
% Hispanic Students
43%
31%
# Black Students
278 Students
60,859 Students
% Black Students
21%
12%
# White Students
356 Students
229,662 Students
% White Students
27%
47%
# Hawaiian Students
4 Students
484 Students
% Hawaiian Students
1%
n/a
# Two or more races Students
81 Students
23,049 Students
% of Two or more races Students
6%
5%
Students by Grade:
# Students in PK Grade:
59
14,536
# Students in K Grade:
99
34,031
# Students in 1st Grade:
92
34,805
# Students in 2nd Grade:
123
36,350
# Students in 3rd Grade:
95
34,358
# Students in 4th Grade:
89
36,068
# Students in 5th Grade:
103
36,193
# Students in 6th Grade:
86
36,541
# Students in 7th Grade:
96
36,979
# Students in 8th Grade:
100
37,304
# Students in 9th Grade:
91
41,217
# Students in 10th Grade:
85
39,783
# Students in 11th Grade:
107
38,905
# Students in 12th Grade:
87
36,857
# Ungraded Students:
-
-
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 Public Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Bradley School
(Math: 40-44% | Reading: 50-54%)
Rank:
Rank:
6/
Top 50%10
155 David Humphreys Rd.
Derby, CT 06418
(203) 736-5040
Derby, CT 06418
(203) 736-5040
Grades: K-5
| 272 students
Rank: #22.
Derby High School
(Math: 11-19% | Reading: 40-49%)
Rank:
Rank:
3/
Bottom 50%10
75 Chatfield Street
Derby, CT 06418
(203) 736-5032
Derby, CT 06418
(203) 736-5032
Grades: 9-12
| 370 students
Rank: #33.
Derby Middle School
(Math: 20% | Reading: 35%)
Rank:
Rank:
3/
Bottom 50%10
73 Chatfield Street
Derby, CT 06418
(203) 736-1426
Derby, CT 06418
(203) 736-1426
Grades: 6-8
| 282 students
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
Grades: K-5
| 329 students
Rank: n/an/a
75 Chatfield Street
Derby, CT 06418
(203) 446-4224
Derby, CT 06418
(203) 446-4224
Grades: PK
| 59 students
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 #171 out of 197 school districts in Connecticut (bottom 50%) based off of combined math and reading proficiency testing data for the 2021-2022 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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