Home › New York › Nassau County › SEAFORD UNION FREE SCHOOL DISTRICT
Seaford Union Free School District Schools
Seaford Union Free School District is a public school district in New York, based in Nassau County (Seaford). SchoolGrade grades 4 of its schools on actual versus projected test scores; every school below has its own page.
Seaford Union Free 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 Seaford Union Free School District
4 of 4 schools in Seaford Union Free School District carry a SchoolGrade. Grade distribution:
A: 3B: 1
Best schools in Seaford Union Free School District
Statewide rankings: all 769 high schools in New York · all 439 middle schools in New York · all 1408 elementary schools in New York
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+ Seaford Senior High School (High school, meets expectations)
- A+ Seaford Manor School (Elementary school, greatly exceeds expectations)
- A+ Seaford Harbor School (Elementary school, exceeds expectations)
- B- Seaford Middle School (Middle school, underperforms expectations)
Every school in Seaford Union Free School District
All schools, A to Z (4)
- A+ Seaford Harbor School, Seaford
- A+ Seaford Manor School, Seaford
- B- Seaford Middle School, Seaford
- A+ Seaford Senior High School, Seaford
Where Seaford Union Free School District schools are
Cities and towns served (1)
- Seaford (4)
About this district
- State: Best schools in New York
- County: Nassau County
- Type: regular local school district
- Setting: large suburb (NCES locale of the district office)
- Enrollment: 2,184 students with 219 full-time-equivalent teachers and 397 total staff FTE (NCES CCD, 2023-24)
- NCES district ID: 3626400
- 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
- Bellmore Union Free School District (3 schools, 2 mi)
- Wantagh Union Free School District (5 schools, 2 mi)
- Merrick Union Free School District (3 schools, 3 mi)
- Massapequa Union Free School District (9 schools, 3 mi)
- Bellmore-Merrick Central High School District (5 schools, 3 mi)
- Freeport Union Free School District (8 schools, 4 mi)
- Amityville Union Free School District (5 schools, 7 mi)
- North Bellmore Union Free School District (5 schools, 7 mi)
Questions about Seaford Union Free School District
How many schools are in Seaford Union Free School District?
SchoolGrade grades 4 public schools in Seaford Union Free 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 Seaford Union Free School District serve?
The largest by graded schools: Seaford.
How good are the schools in Seaford Union Free School District?
Across the 4 graded schools, the average SchoolGrade is A, with 77.8% of tested students meeting the state bar against a projected 79.3%. 75% of schools meet or exceed the expectation for their student context.
How many students attend Seaford Union Free School District?
2,184 students were enrolled in Seaford Union Free School District in the 2023-24 school year, about 10.0 students per full-time teacher (NCES Common Core of Data).
Where is Seaford Union Free School District?
Seaford Union Free School District is in New York, based in Nassau County, with its district office in Seaford. Its boundary covers about 4.7 sq mi.