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Schools›Connecticut›Derby
SCHOOL COMMUNITY·DERBY SCHOOL DISTRICT·NCES 090111000174

Bradley School

155 David Humphreys Rd., Derby, CT 06418 · (203) 736-5040 · Naugatuck Valley Planning Region
GRADES KG–05ELEMENTARY21-SUBURBTITLE IREGULAR SCHOOL244 STUDENTS
Enrollment
244
Elementary
DISTRICT 210 · STATE 378
Student : Teacher
10.6:1
23 FTE teachers
DISTRICT 11.9:1 · STATE 12.6:1
Free / Reduced Lunch
47%
114 students
DISTRICT 51% · STATE 44%
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Kindergarten
31
Grade 1
34
Grade 2
38
Grade 3
49
Grade 4
50
Grade 5
42
Student demographics
White
8133%
DISTRICT 25% · STATE 46%
Hispanic
9238%
DISTRICT 46% · STATE 32%
Black
3715%
DISTRICT 21% · STATE 12%
Asian
62%
DISTRICT 2% · STATE 5%
Two+
2410%
DISTRICT 7% · STATE 5%
Pacific Islander
42%
DISTRICT 0% · STATE 0%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
12049%
Female
12451%

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Test scores

CT Smarter Balanced 2024-25 . % Met or Exceeded Standard
English Language Arts
48.2%
CT avg 50.5%
Math
47.5%
CT avg 45.9%
Source: CT Smarter Balanced. All students, all grades. See all years and grades →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
244
-35 (-13%) vs 2017
Student : Teacher
10.6:1
was 12.6:1
% White
33%
was 52%
% Hispanic
38%
was 23%
% Black
15%
was 15%
% Asian
2%
was 4%
Source: NCES Common Core of Data

About Bradley School

Bradley School is a tight-knit elementary school in Derby, Connecticut, run under Derby School District. The school caters to 244 students in grades K through 5. Enrollment runs roughly 35% leaner than the state mean of about 378.

Within Derby School District, which oversees 5 schools and 1,289 students, Bradley School is one campus in the system.

On demographics, Bradley School reports that the most-represented group is Hispanic (38%), with the rest of the student body spread across multiple groups. Beyond that, the school reports 33% White, 15% Black, 10% multiracial, 2% Asian. By comparison, Naugatuck Valley Planning Region as a whole is about 20% Hispanic, so the school skews considerably more Hispanic than its surroundings.

On the income-and-resources front, The school reports having 23 full-time-equivalent teachers, for a student-teacher ratio near 10.6:1. Statewide, the average ratio sits near 12.6:1, putting Bradley School tighter than the state norm the norm. An estimated 47% of students are eligible for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator.

In the broader community, community-level numbers for Naugatuck Valley Planning Region indicate median household earnings sit near $86,191, about 34% of the adult population holds a bachelor's degree or above, and census figures put the poverty rate at about 9%. In all, Naugatuck Valley Planning Region runs 121 public schools (combined enrollment of about 59,861 students), of which Bradley School is one.

Nearest neighbor: Ansonia High School, around 0.6 miles off. Counting just inside five miles, 8 other public schools cluster around Bradley School.

The school occupies a bedroom-community site.

Trend over the last 7 years. Bradley School's enrollment has decreased 13% since 2018, when it stood at 279 (now 244). White enrollment moved from 52% to 33% across the same window. Class-load math has fell: from 12.6:1 in 2018 to 10.6:1 in 2025.

On allk12, members of the Bradley School community share and discuss open house dates, ride-share offers, and field-trip permission slips. Anyone with firsthand experience at this school can post or comment.

Naugatuck Valley Planning Region at a glance

View full county profile
Population
454,969
Census ACS
Median income
$86,191
Household, ACS
Bachelor's+
34%
Adults 25+
Poverty rate
9%
Below federal line
Schools in county
121
59,861 students

Quick facts

School name
Bradley School
District
Derby School District
Address
155 David Humphreys Rd., Derby, CT 06418
Phone
(203) 736-5040
County
Naugatuck Valley Planning Region
Level
Elementary
Grade range
KG–05
Total enrollment
244
Teachers (FTE)
23
Student–teacher ratio
10.6:1
Free/Reduced lunch
114 (47%)
Locale
21-Suburb: Large
NCES ID
090111000174
Charter school
No
Virtual school
No

Related schools

Other schools in Derby School District
Other schools in Derby
Nearby schools

Frequently asked questions

About Bradley School
How many students attend Bradley School?
Bradley School enrolls approximately 244 students in grades KG-05.
What grades does Bradley School serve?
Bradley School serves grades KG-05.
What is the student-teacher ratio at Bradley School?
The student-to-teacher ratio at Bradley School is approximately 10.6:1 (23 FTE teachers).
How diverse is Bradley School?
Bradley School reports a student body of 33% White, 38% Hispanic, 15% Black, 2% Asian, 10% Two or more.
What district is Bradley School in?
Bradley School is part of Derby School District.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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