Lynbrook High School

9 Union Avenue
Lynbrook, NY, 11563
Main Office Telephone: 516-887-0200
Guidance Office Telephone: 516-887-0215
Athletic Office Telephone: 516-887-0236
School Nurse Office Telephone: 516-887-0228
Attendance Telephone: 516-887-0209

School Supplies 2025-2026 School Year

8th Grade Parent Night

Senior Awards Night Pictures

AP Capstone Parent Presentation

2025 Regents and Finals Schedule

Opportunity to pay for Tablet Insurance Through MySchoolBucks.

There is a webpage created by the Technology Department that contains information on the online Acceptable Use Policy and the online payment option.

Lynbrook Technology Resources || One-to-one Tablet Information
Principal: Mr. Matthew Sarosy - 516-887-0204 Assistant Principal: Mr. Salvatore Brescia - 516-887-0200 Assistant Principal: Ms. Sheila Dempsey - 516-887-0200 Nurse: Ms. Diane O'Brien - 516-887-0228 Nurse: Ms. Cathy Hetrick - 516-612-5416 Nurse Fax: 516-612-5423 Student Attendance: TBD School Year Office Hours: 8:00 AM - 4:00 PM, Monday through Friday Summer Office Hours: 8:00 AM - 2:00 PM, Monday through Friday All visitors must have an appointment to meet with staff in any school building. Please DO call ahead. Thank you! Important Contact Information: NYS Child Abuse Hotline: 1-800-342-3720 NYS línea de abuso infantile: 1-800-342-3720 Medicaid Fraud Hotline: 516-612-5200   Welcome to Lynbrook High School Welcome to Lynbrook High School, where student success is our daily focus and striving for excellence our overarching goal. Our blend of strong academics, a passion for the fine and performing arts, and participation in athletics, service activities and independent projects constitute the very heart of all we do.  Spend some time visiting our website; then find some time to visit us and see for yourself what makes our home away from home, Lynbrook High School, so special.  GO OWLS!!