Public schools in Syosset, NY
10 open public schools with an address in Syosset, operated by 3 education agencies. Compare size, staffing, grade spans, and school type, then confirm assignment with the district.
Public schools
10
NCES preliminary directory 2025–26
Reported students
6,931
10 schools reporting · NCES 2024–25
Median student–teacher ratio
9.5:1
New York median 11.1:1
Charter schools
0
0 virtual
An overview of Syosset public schools
The federal directory lists 10 public schools in Syosset, NY: 6 elementary, 2 middle, 1 high, 1 combined or other. The 10 schools that reported 2024–25 membership enrolled 6,931 students, an average of 693 per school. The largest campus is Syosset Senior High School (2,400 students), and the largest elementary school is Robbins Lane Elementary School (460).
Syosset Central School District operates the most schools here (8), and 3 regular districts have at least one Syosset campus. City names come from school mailing addresses, which often differ from district or municipal boundaries.
Across schools that reported staffing, the median student–teacher ratio is 9.5:1, lower than the statewide school median of 11.1:1. A ratio counts classroom-teacher FTE against total enrollment, so specialized programs and part-time staffing can move it; ask schools for actual class sizes by grade.
About 22% of students in reporting schools were eligible for free or reduced-price meals in 2024–25. This describes the community served; it is not a quality signal, and community-eligibility schools can report differently.
School districts and agencies serving Syosset
Elementary schools in Syosset
6| School | Grades | Students | Ratio | Compare |
|---|---|---|---|---|
| Berry Hill Elementary School Syosset Central School District | KG–06 | 450 | 10.5:1 | |
| Robbins Lane Elementary School Syosset Central School District | KG–05 | 460 | 9.2:1 | |
| South Grove Elementary School Syosset Central School District | KG–05 | 433 | 10.7:1 | |
| Village Elementary School Syosset Central School District | KG–05 | 379 | 9.5:1 | |
| West Side School Cold Spring Harbor Central School District | 02–06 | 215 | 9.1:1 | |
| Willits Elementary School Syosset Central School District | KG–05 | 298 | 8.5:1 |
Middle schools in Syosset
2| School | Grades | Students | Ratio | Compare |
|---|---|---|---|---|
| H B Thompson Middle School Syosset Central School District | 06–08 | 951 | 9.7:1 | |
| South Woods Middle School Syosset Central School District | 06–08 | 802 | 9.5:1 |
High schools in Syosset
1| School | Grades | Students | Ratio | Compare |
|---|---|---|---|---|
| Syosset Senior High School Syosset Central School District | 09–12 | 2,400 | 10.5:1 |
Combined, early-childhood, and other schools in Syosset
1| School | Grades | Students | Ratio | Compare |
|---|---|---|---|---|
| PS 256 NYC Special Schools - District 75 · Special Education School | PK–12 | 543 | 4.7:1 |
Student demographics
Race and ethnicity share of reported enrollment
- White37.2%
- Hispanic6.8%
- Black4.4%
- Asian48.5%
- American Indian / Alaska Native0.2%
- Native Hawaiian / Pacific Islander0.2%
- Multiracial2.7%
Enrollment-weighted across 10 Syosset schools with NCES CCD 2024–25 race/ethnicity counts (6,931 students). Privacy suppression can leave small gaps.
Questions about public schools in Syosset
How many public schools are in Syosset, NY?
The current NCES directory lists 10 open public schools with a location address in Syosset: 6 elementary, 2 middle, 1 high, 1 combined or other. Together they reported 6,931 students in 2024–25. The count includes charter, alternative, and special-purpose public schools; it excludes private schools.
Which school districts serve Syosset?
Schools with an address in Syosset belong to 3 education agencies, led by Syosset Central School District (8 schools), Cold Spring Harbor Central School District (1 school), NYC Special Schools - District 75 (1 school). A mailing city is not an attendance boundary; confirm the district for a specific address.
What is the largest public high school in Syosset?
Syosset Senior High School reported the largest high-school enrollment in Syosset, with 2,400 students in 2024–25 (grades 09–12). Size is a description of the campus, not a quality measure.
Are there charter schools in Syosset?
No school with an address in Syosset is identified as a charter school in the current NCES directory. Families may still have charter or virtual options elsewhere in New York.
What is the typical student–teacher ratio in Syosset schools?
The median reported student–teacher ratio across Syosset public schools is 9.5:1, lower than the New York school median of 11.1:1. The ratio divides enrollment by classroom-teacher FTE; it is not an average class size.
Does living in Syosset guarantee a seat at a specific school?
No. Assignment depends on the district's attendance boundaries, programs, and enrollment rules, which can split a city or cross city lines. Use the district profile and its official boundary or school-locator tool to confirm the assigned school for an exact address.
Nearby New York cities
Sources: NCES Common Core of Data 2025–26 preliminary directory (schools, grades, addresses, charter status) and 2024–25 nonfiscal files (enrollment, teachers, race/ethnicity, meal eligibility); Civil Rights Data Collection 2021–22 (AP and computer science). Cities are grouped by school mailing address. Methodology · All New York cities