Regional School District 15 Schools
Regional School District 15 is a public school district in Connecticut, based in Naugatuck Valley Planning Region (Middlebury). SchoolGrade grades 7 of its schools on actual versus projected test scores; every school below has its own page.
Regional School District 15 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 Regional School District 15
7 of 7 schools in Regional School District 15 carry a SchoolGrade. Grade distribution:
A: 5B: 2
Best schools in Regional School District 15
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.
- A- Gainfield Elementary School (Elementary school, exceeds expectations)
- A- Middlebury Elementary School (Elementary school, exceeds expectations)
- A- Rochambeau Middle School (Middle school, exceeds expectations)
- A- Long Meadow Elementary School (Elementary school, meets expectations)
- A- Pomperaug School (Elementary school, meets expectations)
- B- Memorial Middle School (Middle school, doesn't meet expectations)
- B- Pomperaug Regional High School (High school, meets expectations)
Every school in Regional School District 15
High schools (1)
- B- Pomperaug Regional High School, Southbury
Middle and junior high schools (2)
- B- Memorial Middle School, Middlebury
- A- Rochambeau Middle School, Southbury
Elementary and primary schools (3)
- A- Gainfield Elementary School, Southbury
- A- Long Meadow Elementary School, Middlebury
- A- Middlebury Elementary School, Middlebury
Other schools and academies (1)
- A- Pomperaug School, Southbury
Where Regional School District 15 schools are
Cities and towns served (2)
- Southbury (4)
- Middlebury (3)
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: 3,435 students with 291 full-time-equivalent teachers and 722 total staff FTE (NCES CCD, 2023-24)
- NCES district ID: 0903537
- 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
- Oxford School District (4 schools, 4 mi)
- Regional School District 14 (4 schools, 6 mi)
- Naugatuck School District (9 schools, 7 mi)
- Newtown School District (7 schools, 8 mi)
- Seymour School District (4 schools, 9 mi)
- Waterbury School District (29 schools, 9 mi)
- Regional School District 12 (4 schools, 10 mi)
- Watertown School District (5 schools, 10 mi)
Questions about Regional School District 15
How many schools are in Regional School District 15?
SchoolGrade grades 7 public schools in Regional School District 15, across 2 cities and towns. Every one of them is listed on this page with a link to its own report.
Which cities does Regional School District 15 serve?
The largest by graded schools: Southbury, Middlebury.
How good are the schools in Regional School District 15?
Across the 7 graded schools, the average SchoolGrade is B+, with 60.7% of tested students meeting the state bar against a projected 59.1%. 86% of schools meet or exceed the expectation for their student context.
How many students attend Regional School District 15?
3,435 students were enrolled in Regional School District 15 in the 2023-24 school year, about 11.8 students per full-time teacher (NCES Common Core of Data).
Where is Regional School District 15?
Regional School District 15 is in Connecticut, based in Naugatuck Valley Planning Region, with its district office in Middlebury. Its boundary covers about 56.8 sq mi.