Derby School District Schools
Derby School District is a public school district in Connecticut, based in Naugatuck Valley Planning Region (Derby). SchoolGrade grades 5 of its schools on actual versus projected test scores; every school below has its own page.
Derby School District on the map
District boundary from the NCES EDGE composite school district file. Each marker is a graded school; click it for its grade and scores.
SchoolGrade summary for Derby School District
4 of 5 schools in Derby School District carry a SchoolGrade (1 have no school-level proficiency results in our source data). Grade distribution:
C: 1D: 3
Best schools in Derby School District
Statewide rankings: all 184 high schools in Connecticut · all 156 middle schools in Connecticut · all 559 elementary schools in Connecticut
The ten highest SchoolGrades in the district. Grades reward actual test performance against the projection for each school's student context, so a B in a high-poverty school can outrank an A- elsewhere on impact.
- C+ Bradley School (Elementary school, greatly exceeds expectations)
- D- Derby Middle School (Middle school, greatly exceeds expectations)
- D- Irving School (Elementary school, meets expectations)
- D- Derby High School (High school, doesn't meet expectations)
Every school in Derby School District
All schools, A to Z (5)
- C+ Bradley School, Derby
- D- Derby High School, Derby
- D- Derby Middle School, Derby
- D- Irving School, Derby
- Little Raiders University, Derby
Where Derby School District schools are
Cities and towns served (1)
- Derby (5)
About this district
- State: Best schools in Connecticut
- County: Naugatuck Valley Planning Region
- Type: regular local school district
- Setting: large suburb (NCES locale of the district office)
- Enrollment: 1,345 students with 127 full-time-equivalent teachers and 343 total staff FTE (NCES CCD, 2023-24)
- NCES district ID: 0901110
- Grades are the 2025-26 SchoolGrade model: each school's actual proficiency against the level projected for its student context. How SchoolGrade works
Nearby school districts
- Ansonia School District (4 schools, 1 mi)
- Shelton School District (8 schools, 3 mi)
- Orange School District (4 schools, 4 mi)
- Seymour School District (4 schools, 4 mi)
- Regional School District 05 (3 schools, 5 mi)
- West Haven School District (9 schools, 7 mi)
- Milford School District (13 schools, 7 mi)
- Monroe School District (5 schools, 7 mi)
Questions about Derby School District
How many schools are in Derby School District?
SchoolGrade grades 5 public schools in Derby School District, across 1 city or town. Every one of them is listed on this page with a link to its own report.
Which cities does Derby School District serve?
The largest by graded schools: Derby.
How good are the schools in Derby School District?
Across the 4 graded schools, the average SchoolGrade is D, with 25.5% of tested students meeting the state bar against a projected 21.5%. 75% of schools meet or exceed the expectation for their student context.
How many students attend Derby School District?
1,345 students were enrolled in Derby School District in the 2023-24 school year, about 10.6 students per full-time teacher (NCES Common Core of Data).
Where is Derby School District?
Derby School District is in Connecticut, based in Naugatuck Valley Planning Region, with its district office in Derby. Its boundary covers about 5.1 sq mi.