Welcome To South Middle School
Thank you for visiting the Lynbrook South Middle School Home Page. Please use the links in the navigation to find important information related to students, staff and parents.
This site will be updated regularly so please check back often.
333 Union Avenue
Lynbrook, NY, 11563
Main Office Telephone: 516-887-0266
School Nurse Telephone: 516-887-0273
Principal: Mrs. Kaitlin GaNun
Nurse: Ms. Holly Wilson (Email)
Secretary: Ms. Julia Giordano
Secretary: Ms. Malgorzata Los
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 lÃnea de abuso infantile: 1-800-342-3720
Medicaid Fraud Hotline: 516-612-5200
Stay up to date on exciting news, events and more with the ParentSquare app!
November 21, 2025
Lynbrook South Middle School conducted their annual food drive for Thanksgiving! All food donations went to Our Lady of Peace in Lynbrook. Students in South's Equality for Everyone Club and National J
October 17, 2025
The Owl community throughout all of Lynbrook Schools showed a united stance against bullying for the annual celebration of Unity Day on Oct. 15.
October 17, 2025
The Lynbrook Schools Board of Education received a spirited display of thanks from North and South Middle School students at the Oct. 8 monthly meeting.
October 17, 2025
Lynbrook athletes showed their Owl pride on Oct. 8, as the Challenger team partnered with members of the girls junior and varsity soccer teams for a series of joint practices and friendly games that l
View the full calendar to see all the exciting events we have happening in the next few weeks and months!
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