Complete school year calendar for the Smithtown CSD — one of the largest school districts on Long Island with over 9,000 students. Includes all holidays, breaks, half days, and important dates from September 2025 through June 2026.
| Event | Date(s) | Status |
|---|---|---|
| First Day of School | September 2, 2025 (Tue) | School Opens |
| Labor Day | September 1, 2025 (Mon) | No School |
| Rosh Hashanah | September 23–24, 2025 (Tue–Wed) | No School |
| Yom Kippur | October 2, 2025 (Thu) | No School |
| Columbus Day | October 13, 2025 (Mon) | No School |
| Veterans Day | November 11, 2025 (Tue) | No School |
| Thanksgiving Recess | November 26–28, 2025 (Wed–Fri) | No School |
| Winter Recess | Dec 24, 2025 – Jan 2, 2026 | No School |
| Martin Luther King Jr. Day | January 19, 2026 (Mon) | No School |
| Lunar New Year | February 17, 2026 (Tue) | No School |
| Presidents' Day / Mid-Winter Recess | February 16–20, 2026 (Mon–Fri) | No School |
| Spring Recess | April 2–10, 2026 | No School |
| Memorial Day | May 25, 2026 (Mon) | No School |
| Juneteenth | June 19, 2026 (Fri) | No School |
| Last Day of School | June 25, 2026 (Thu) | School Closes |
Complete month-by-month calendar from September 2025 to June 2026. Every day is color-coded so you can see school days, holidays, and breaks at a glance.
The Smithtown Central School District 2025-2026 school year runs from September 3, 2025 to June 26, 2026. Smithtown is one of the larger districts on Long Island, comparable in size to Half Hollow Hills and Massapequa, serving approximately 9,000 students across 11 schools in Suffolk County.
Smithtown features two comprehensive high schools (East and West), creating a distinctive community rivalry that energizes athletics and school spirit. The district covers several desirable North Shore communities and is known for strong AP programs, athletics, and performing arts.
The first day for Smithtown CSD is Tuesday, September 2, 2025.
Holiday Recess runs from December 24, 2025 – January 2, 2026.
Spring Recess runs from April 6–10, 2026.
The last day is Thursday, June 25, 2026.
Mid-Winter Recess runs February 16–20, 2026.
Yes. Smithtown CSD has Smithtown High School East and Smithtown High School West. This creates a spirited East-versus-West rivalry in athletics and academics — a unique feature of the district.
Smithtown CSD is one of the larger districts on Long Island, serving approximately 9,000 students across 11 schools. The district covers some of the most desirable residential areas on Suffolk County's North Shore, including Nesconset, St. James, and Kings Park.
Data Source: This calendar is based on projected dates derived from historical Smithtown Central School District scheduling patterns.
Disclaimer: This website is not affiliated with, endorsed by, or connected to Smithtown Central School District or the New York State Education Department (NYSED). For the most current and official calendar, please visit www.smithtown.k12.ny.us.
Dates are subject to change. Religious holiday dates are approximate and based on projected lunar calendar calculations.
Last updated: March 11, 2026