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D

Derby School District

Public school districtGrades PK–12

Serves Derby.

Derby’s School Grade D better than 12% of Connecticut school districts

Students
1,289
Schools
5
Spent per student
$27,170
CT $25,892
Students per teacher
10:1
Free or reduced lunch
56%
The gist

What stands out about Derby School District

  • Its letter, D: results better than 12% of Connecticut districts
  • Math proficiency 17 pts below the state
  • Reading proficiency 14 pts below the state
  • Graduation rate 11 pts below the state
  • 10 students per teacher
  • Enrollment up 7.3% since 2020–21
The School Grade

What this district adds to its towns’ grade

D: better than 12% of the 199 Connecticut school districts we grade. Each town’s School Grade weighs its districts by the students they test; spending and class size are shown but don’t count.

Test scoresReading and math well below the state, 2021–22
C−
GraduationFour-year graduation well below the state, class of 2023
D
The town it serves, and its School Grade
DDerby 12,925

How TownRatings grades schools →

Where would my kid go?

The school path for Derby. Grade by grade →

K–52 elementary schoolsThis district
6–8Derby Middle SchoolThis district
9–12Derby High SchoolThis district

Test scores vs. CT

2021–22 · class of 2023
Math proficiency23%
State average 39.8% · 605 students tested
Reading / language arts37%
State average 50.5% · 606 students tested
Graduation rate (4-year)75–79%
State average 88.2% · 91 in the class

100% of students in the tested grades sat the 2022 tests.

Reported to the U.S. Department of Education (EDFacts via ED Data Express and the Urban Institute); the newest year for each measure.

Where the money goes

fiscal 2024
$27,170 per student · 5% above CT
Spending
Classroom instruction 64%Support & administration 31%Other 5%
Paid for by
Local (mostly property tax) 49%State 43%Federal 9%

Fiscal 2022–24 includes federal pandemic relief (ESSER).

U.S. Census Bureau, Annual Survey of School System Finances.

Enrollment over time
1,201’20
1,273’21
1,288’22
1,312’23
1,289’24

Up 7.3% since 2020–21.

Students
Hispanic 46%White 25%Black 21%Two or more races 7%Asian 2%Native Hawaiian/Pacific Islander <1%

Schools in the district

5 public schools. Each public school’s letter compares its own 2020–21 reading and math results with Connecticut’s other public schools.

Little Raiders University
Prekindergarten · Grades PK · Derby
63 students16:1
Irving School
Elementary · Grades K–5 · Derby
D
322 students9:1
Bradley School
Elementary · Grades K–5 · Derby
B−
244 students11:1
Derby Middle School
Middle · Grades 6–8 · Derby
C
300 students12:1
Derby High School
High · Grades 9–12 · Derby
C−
360 students10:1

Nearby districts

Compare spending and schools next door.

Regional School District 05Orange, Woodbridge
$25,459per student
Ansonia School DistrictAnsonia
$22,069per student
Orange School DistrictOrange
$23,385per student
Seymour School DistrictSeymour
$21,477per student

District facts: U.S. Department of Education (NCES school directory 2024–25 and district boundaries) and the U.S. Census Bureau’s school finance survey. Test scores and graduation: state results reported to the U.S. Department of Education (EDFacts via ED Data Express and the Urban Institute). The letters are our own summary, graded within Connecticut.