School District · New York
Syosset Central School District
📍 Syosset, NY · Nassau County · NCES LEAID 3628560
Kindergarten – 12th
Grade Span
District Contact & InformationSource: NCES CCD 2024–25
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Grades Served
Kindergarten – 12th
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District Mailing Address
PO BOX 9029, SYOSSET, NY 11791
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NCES District ID (LEAID)
3628560
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District Type
Public School District
Zip Codes Served by Syosset Central School District2 zip codes
Frequently Asked Questions
What zip codes are in Syosset Central School District?▼
Syosset Central School District serves 2 zip codes: 11791, 11797. Zip codes and district boundaries do not line up exactly, so confirm your exact address with the district office before you rely on an assignment.
How is Syosset Central School District rated?▼
Syosset Central School District has an overall rating of 10 out of 10 (Excellent), based on the share of students proficient in reading and math on state assessments (NCES EDFacts). That places it in the 99th percentile among New York school districts. Ratings are percentile-ranked within New York only and are not comparable across states.
How many students attend Syosset Central School District?▼
The NCES Common Core of Data directory reports enrollment of 6,938 students across 10 schools for Syosset Central School District.
What grades does Syosset Central School District serve?▼
Syosset Central School District is listed in the NCES directory as serving grades Kindergarten – 12th.
How do I contact Syosset Central School District?▼
You can reach Syosset Central School District by phone at (516)364-5605 or by mail at PO BOX 9029, SYOSSET, NY 11791. Contact details come from the NCES district directory and are the best way to confirm which school your address is assigned to.
About Syosset Central School District
Syosset Central School District is a public school district serving 2 zip codes in New York, primarily in Nassau County. It carries an overall rating of 10/10 (Excellent), the 99th percentile among New York districts. That rating reflects the share of students proficient in reading and math on state assessments (NCES EDFacts, 2021–22 for most districts with a 2017–18 fallback for the rest) and is ranked only against other New York districts — scores are not comparable between states. Directory details on this page come from the NCES Common Core of Data, 2024–25.
District boundaries are address-specific and do not follow zip code lines exactly — a single zip code can
be split between two or more districts. Use the zip codes listed above as a starting point, then confirm your
assignment with the district office at (516)364-5605 before making a housing decision.