Complete school year calendar for Arlington CSD — the largest school district in Dutchess County, serving greater Poughkeepsie. Includes all holidays, breaks, half days, and important dates from September 2025 through June 2026.
| Event | Date(s) | Status |
|---|---|---|
| First Day of School | September 4, 2025 (Thu) | School Opens |
| Labor Day | September 1, 2025 (Mon) | No School |
| Rosh Hashanah | September 23, 2025 (Tue) | No School |
| Yom Kippur | October 2, 2025 (Thu) | No School |
| Columbus Day / Indigenous Peoples' 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 |
| Regents Exams (January) | January 20–23, 2026 | Regents |
| Presidents' Day | February 16, 2026 (Mon) | No School |
| Spring Recess | March 30 – April 6, 2026 (Mon–Mon) | No School |
| Memorial Day | May 25, 2026 (Mon) | No School |
| Juneteenth | June 19, 2026 (Fri) | No School |
| Last Day of School (Half Day) | June 25, 2026 (Thu) | Half Day |
| Regents Exams (June) | June 17–26, 2026 | Regents |
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 Arlington Central School District 2025-2026 school year serves approximately 8,000 students across a massive 114-square-mile suburban and rural footprint in Dutchess County. As one of the largest school districts in the Hudson Valley by true geographic size, the official Arlington calendar is a massive logistical undertaking.
Arlington's sprawling geography means that transportation logistics and winter weather protocols heavily influence the school calendar. Snow delays or emergency closures are frequently implemented due to icy tertiary roads, meaning families must budget for several built-in snow makeup days typically appended to the end of the spring semester. The district boasts a phenomenally strong comprehensive high school (Arlington High School) whose massive marching band and sprawling athletic schedules dominate the early fall marking periods.
For easy reference, use the button at the top of this page to download a free, color-coded printable Arlington school calendar for your fridge or classroom.
Data Source: Official Arlington Central School District calendar publication.
Disclaimer: This website is not affiliated with, endorsed by, or connected to Arlington Central School District or the New York State Education Department (NYSED). For the most current and official calendar, please visit www.arlingtonschools.org.
Official calendars can still change. Always confirm updates with the district before making plans.
Last updated: March 17, 2026