Serving 244 students in grades Kindergarten-5, Bradley School ranks in the bottom 50% of all schools in Connecticut for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 35-39% (which is lower than the Connecticut state average of 41%). The percentage of students achieving proficiency in reading/language arts is 50-54% (which is approximately equal to the Connecticut state average of 50%).
The student-teacher ratio of 11:1 is lower than the Connecticut state level of 12:1.
Minority enrollment is 67% of the student body (majority Hispanic), which is higher than the Connecticut state average of 54% (majority Hispanic).
Quick Facts (2026-27)
- Grades: Kindergarten-5
- Enrollment: 244 students
- Student-Teacher Ratio: 11:1
- Minority Enrollment: 67%
- Overall Testing Rank: Bottom 50% in CT
- Math Proficiency: 35-39% (Btm 50%)
- Reading Proficiency: 50-54% (Top 50%)
- Science Proficiency: 40-49% (Btm 50%)
- Attendance Zone: Bradley School serves the southeast part of Derby, CT, covering an area of approximately 2.5 square miles. Families within this zone can typically expect a drive of 5-10 minutes to the school, with the furthest edge being about 1.4 miles away.
- Source: National Center for Education Statistics (NCES), CT Dept. of Education
School Overview
Bradley School's student population of 244 students has grown by 5% over five school years.
The teacher population of 23 teachers has grown by 9% over five school years.
Grades Offered
Grades Kindergarten-5
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
244 students
Total Classroom Teachers
23 teachers
School Calendar
School Rankings
Bradley School ranks within the bottom 50% of all 939 schools in Connecticut (based off of combined math and reading proficiency testing data).
The diversity score of Bradley School is 0.72, which is more than the diversity score at state average of 0.68. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#511 out of 939 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
35-39%
41%
Reading/Language Arts Test Scores (% Proficient)
50-54%
50%
Science Test Scores (% Proficient)
40-49%
47%
Student-Teacher Ratio
11:1
12:1
American Indian
n/a
n/a
Asian
2%
5%
Hispanic
38%
32%
Black
15%
12%
White
33%
46%
Hawaiian
2%
n/a
Two or more races
10%
5%
All Ethnic Groups
Chronically Absent Students
(22-23)18.4%
19.3%
Eligible for Free Lunch
43%
38%
Eligible for Reduced Lunch
4%
6%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CT Dept. of Education
Frequently Asked Questions
What is Bradley School's ranking?
Bradley School is ranked #511 out of 939 schools, which ranks it among the bottom 50% of public schools in Connecticut.
What schools are Bradley School often compared to?
Bradley Schoolis often viewed alongside schools like Booker T. Washington Academy by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
35-39% of students have achieved math proficiency (compared to the 41% CT state average), while 50-54% of students have achieved reading proficiency (compared to the 50% CT state average).
How many students attend Bradley School?
244 students attend Bradley School.
What is the racial composition of the student body?
38% of Bradley School students are Hispanic, 33% of students are White, 15% of students are Black, 10% of students are Two or more races, 2% of students are Asian, and 2% of students are Hawaiian.
What is the student-teacher ratio of Bradley School?
Bradley School has a student ration of 11:1, which is lower than the Connecticut state average of 12:1.
What grades does Bradley School offer ?
Bradley School offers enrollment in grades Kindergarten-5 (Supplemental Virtual).
What school district is Bradley School part of?
Bradley School is part of Derby School District.
School Reviews
Review Bradley School. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
Recent Articles
What Makes an Elementary School Feel Supportive?
Discover what makes one elementary school more supportive than another, from teacher relationships and family communication to classroom attention, belonging, student services, leadership, routines, and responsive academic support systems.
Second School Tour: Questions Parents Forget to Ask
A second school tour can reveal what families miss initially. Learn which questions to ask about teachers, support, schedules, safety, communication, programs, and everyday student life before enrolling.
Attendance Policies Are Changing: Parent Guide 2026
Attendance policies are changing across public schools. Learn what parents should examine about absences, tardiness, interventions, flexibility, communication, and student support before choosing a school for their child today.
