2025-2026 School Calendar Long Island New York. North shore schools 112 franklin avenue sea cliff, ny 11579 516 277 7800 New york city — new york city public school parents just got a head start on vacation planning through 2026.

So, to make the process easier for the students as well as parents and teachers, new york island trees union free school district, has listed out the guidelines and list of holidays of 2025. Facebook (opens in new window/tab) twitter (opens in new window/tab) instagram (opens in new window/tab).