Islip Union Free School District Calendar 2026–2027
Islip, NY · 3 key dates. Add them all to your phone in one tap, or customize and print.
September 2026
Tue, Sep 1First Day
Sep 4 – Sep 7Labor Day
November 2026
Nov 25 – Nov 27Thanksgiving Recess
These dates are compiled from the district's published calendar and may change. Always verify against the official Islip calendar.