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Bradley School

Public Grades K-5
263rd
SchoolDigger Rank ?
of 492 Connecticut Elementary Schools
Better than 47% of Connecticut elementary schools
Summary

Bradley School is an elementary school in Derby, CT, serving 244 students in grades K–5 and stands out as a positive exception within a district that struggles overall. The Derby School District ranks near the bottom of Connecticut's 153 districts, yet Bradley itself earned a 2-star rating and ranked in the 46th percentile statewide in 2025–2026. The school serves a moderate-to-high poverty population, with about 47% of students eligible for free/reduced lunch, and maintains a favorable student-teacher ratio of 10.6:1.

The most striking comparison is with Irving School, Derby's other elementary school, located just 1.4 miles away. Bradley outperforms Irving in every subject by wide margins — for example, 63.6% of Bradley 4th graders met ELA proficiency versus just 22.5% at Irving, and 61.4% met math proficiency versus 11.4%. Irving actually spends more per student ($19,483 vs. $18,397) and has a lower student-teacher ratio, which suggests Bradley's leadership and teaching are making a real difference. Bradley also posts dramatically higher scores than nearby Prendergast School and Mead School in the Ansonia School District. In 4th grade ELA, Bradley's 63.6% proficiency rivals schools in more affluent communities like Race Brook School (65.7%) and Elizabeth Shelton School (63.2%). Bradley has also earned strong statewide effectiveness ratings for its low-income and special education students.

Bradley's main challenges are chronic absenteeism — 17.9% in 2025–2026, better than the district's 20.1% but well above top-performing neighbors like Turkey Hill School (2.8%) — and 5th grade math, which has lagged the state average for four straight years. Within the Derby district, Bradley is clearly the stronger choice, and it compares favorably even against nearby schools serving wealthier populations. Given its poverty rate near 50%, the school's results are a strong sign of school-level effectiveness, making it a bright spot in a district that is otherwise ranked near the bottom of the state.

244
Students ?
10.6
Student/teacher ratio ?
$24,925
Per pupil spending ?
46.7%
Free/discounted lunch ?
 155 David Humphreys Rd.
       Derby, CT  06418

(203) 736-5040

District: Derby School District


Students who attend Bradley School usually attend:

Middle:    Derby Middle School
High:    Derby High School
Racial breakdown:

Hispanic:
37.7%
White:
33.2%
African American:
15.2%
more
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 Compare Bradley School to nearby elementary schools!
At a glance
Ranking trend: Improving — 42nd percentile in 2016 → 47th in 2026
Strengths
Ranking is trending up — up 5 percentile points since 2016
Small classes — about 11 students per teacher
Worth a look
!Some student groups rank well below the school's overall statewide standing
Students meeting standards (2025-2026) ?
This school50%
District avg33%
Connecticut avg51%
263rd of 492
Connecticut public elementary schools ?
Bottom 47%▲ up 5 pts since 2016
From bottom 42% (2016) to bottom 47% (2026)
See the entire ranking list of Connecticut Elementary Schools →
SchoolDigger rating ?
1st of 2Elementary Schools in the Derby School District
140th of 153Derby School District among Connecticut districts
Statewide rank percentile over time (100 = the top-ranked school in the state; click a legend item to add a student group)
Show full rank history (all student groups)

All Students

YearAvg scoreStatewide rankConnecticut percentileRating
202647.2263 of 49246.5%★★☆☆☆
202555.6233 of 49352.7%★★★☆☆
202428.0337 of 49732.2%★★☆☆☆
202333.3312 of 49136.5%★★☆☆☆
202250.5246 of 49049.8%★★☆☆☆
202151.8260 of 53851.7%★★★☆☆
201957.9238 of 52254.4%★★★☆☆
201848.1282 of 53247.0%★★☆☆☆
201742.3299 of 51942.4%★★☆☆☆
201642.9302 of 51841.7%★★☆☆☆
201542.8335 of 55139.2%★★☆☆☆
201346.1370 of 55733.6%★★☆☆☆
201245.9392 of 56430.5%★★☆☆☆
201143.4404 of 56528.5%★☆☆☆☆
201045.2400 of 57930.9%★★☆☆☆
200943.3405 of 56628.4%★☆☆☆☆
200850.7357 of 56536.8%★★☆☆☆
200755.0338 of 56840.5%★★☆☆☆
200657.9315 of 57044.7%★★☆☆☆

Female

YearAvg scoreStatewide rankConnecticut percentileRating
202160.1194 of 45557.4%★★★☆☆

Hispanic

YearAvg scoreStatewide rankConnecticut percentileRating
202458.631 of 11172.1%★★★★☆

Low Socio Economic Status

YearAvg scoreStatewide rankConnecticut percentileRating
202185.822 of 30292.7%★★★★★

Male

YearAvg scoreStatewide rankConnecticut percentileRating
202137.9261 of 44541.3%★★☆☆☆

Special Education

YearAvg scoreStatewide rankConnecticut percentileRating
202180.352 of 37186.0%★★★★☆

White

YearAvg scoreStatewide rankConnecticut percentileRating
201832.8221 of 29625.3%★☆☆☆☆
How student groups rank statewide ? (each group's percentile vs the same group at other schools — higher is better; the +/- beside each compares the group with this school's overall percentile)
Low Socio Economic Status (2021)93rd percentile+41 vs school
Special Education (2021)86th percentile+34 vs school
Hispanic (2024)72nd percentile+40 vs school
Female (2021)57th percentile+6 vs school
Male (2021)41st percentile-10 vs school
White (2018)25th percentile-22 vs school
By subject vs Connecticut (2025-2026) ?
Mathematics50%~ state avg
English Language Arts50%~ state avg

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Schools Near Bradley School

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Frequently Asked Questions about Bradley School

Students at Bradley School are 38% Hispanic, 33% White, 15% African American, 10% Two or more races, 2% Asian, 2% Pacific Islander.

Students who attend Bradley School usually go on to attend:

Middle : Derby Middle School
High : Derby High School

In the 2024-25 school year, 244 students attended Bradley School.

Bradley School ranks 263rd of 492 Connecticut elementary schools. SchoolDigger rates this school 2 stars out of 5.

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Latest Connecticut data All new data »
2024–25 through 2025–26 attendance data & graduation ratesAug 31, 2026
2025–26 NGSS, SAT & SBAC test scoresAug 31, 2026
2024–25 school spending dataApr 2, 2026
2024–25 attendance dataNov 6, 2025


SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau and the Connecticut Department of Education.

IMPORTANT DISCLAIMERS: Not all boundaries are included. We make every effort to ensure that boundaries are up-to-date. But it's important to note that these are approximations and are for general informational purposes only. To verify legal descriptions of boundaries or school locations, contact your local tax assessor's office and/or school district.

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