Official Arlington 2025-2026 school calendar with holidays, breaks, PDF, and calendar sync. 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. Dates are manually collected and screened from district-published calendar materials. Printable PDF and Google/Apple Calendar sync options are available below. Updated March 17, 2026.
| Event | Date(s) | Status |
|---|---|---|
| First Day of School | September 4, 2025 (Thu) | School Opens |
| 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, 2025 - November 28, 2025 | No School |
| Winter Recess | December 24, 2025 - January 2, 2026 | No School |
| Martin Luther King Jr. Day | January 19, 2026 (Mon) | No School |
| Presidents' Day | February 16, 2026 (Mon) | No School |
| Lunar New Year - Schools not in session | February 17, 2026 (Tue) | No School |
| Spring Recess | March 31, 2026 - April 5, 2026 | No School |
| Memorial Day Recess | May 23, 2026 - May 25, 2026 | No School |
| Juneteenth | June 19, 2026 (Fri) | No School |
| Last Day of School for Elem. / MS - 1/2 Day | June 25, 2026 (Thu) | School Closes |
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| Period | Date(s) | Length |
|---|---|---|
| Thanksgiving Recess Window | Nov 26–30, 2025Districtwide no-school: Nov 26–28, 2025 · Adjacent weekend: Nov 29–30, 2025 | 5 days |
| Winter Recess Window | Dec 24, 2025–Jan 4, 2026Districtwide no-school: Dec 24, 2025–Jan 2, 2026 · Adjacent weekend: Jan 3–4, 2026 | 12 days |
| Presidents' Day Window | Feb 14–17, 2026Districtwide no-school: Feb 16–17, 2026 · Adjacent weekend: Feb 14–15, 2026 | 4 days |
| Event | Date(s) |
|---|---|
| Half Day for Kindergartners | Sep 4–5, 2025 |
| Middle School Open House MS dismiss at 10am | Sep 18, 2025 |
| AHS Open House HS dismisses at 10am | Oct 9, 2025 |
| No-Student Day | Nov 4, 2025 |
| Elementary School 1/2 Day Elem. Dismiss at 11:30am | Nov 14, 2025 |
| ASM, TRP, JDW, and BES will NOT attend school | Dec 8, 2025 |
| ASM, TRP, JDW, and BES will dismiss at 11:30am | Dec 9, 2025 |
| TIS, OPS, NOX, and VFE will NOT attend school | Dec 10, 2025 |
| TIS, OPS, NOX, and VFE will dismiss at 11:30am | Dec 11, 2025 |
| Regents Exams | Jan 20–23, 2026 |
| Elementary School 1/2 day Elem. Dismiss at 11:30am | Feb 27, 2026 |
| No-Student Day | Mar 13, 2026 |
| Regents Exams | Jun 9, 2026 |
| Elementary School 1/2 Day | Jun 12, 2026 |
| Regents Exams | Jun 17–26, 2026 |
| Rating Day / Last Day of School for Faculty | Jun 26, 2026 |
View the full 2025-2026 school year by month.
Arlington Central School District is listed here with official 2025-2026 calendar data. The student year starts on Thursday, September 4, 2025 and ends on Thursday, June 25, 2026.
The main multi-day closure blocks are Thanksgiving Recess (Wednesday, November 26, 2025 through Friday, November 28, 2025), Winter Recess (Wednesday, December 24, 2025 through Friday, January 2, 2026), Spring Recess (Monday, March 30, 2026 through Monday, April 6, 2026), Memorial Day Recess Schools Closed (Friday, May 22, 2026 through Monday, May 25, 2026).
Single-day closures and important calendar items include Half Day for Kindergartners (Friday, September 5, 2025), Middle School Open House MS dismiss at 10am (Thursday, September 18, 2025), Rosh Hashanah - Schools Closed (Tuesday, September 23, 2025), Yom Kippur Schools Closed (Thursday, October 2, 2025), AHS Open House HS dismisses at 10am (Thursday, October 9, 2025), Columbus Day/Indigenous Peoples Day Schools Closed (Monday, October 13, 2025), Supt. Conference Day (Tuesday, November 4, 2025), Veterans Day Schools Closed (Tuesday, November 11, 2025), plus additional dated items in the table below.
Data source & handling: Official calendar from Arlington Central School District (arlingtonschools.org). We manually collect and screen dates from district materials, then organize them into key dates, printable PDF, and calendar sync.
Disclaimer: This site is not affiliated with Arlington Central School District or NYSED. Official calendars can change - always check arlingtonschools.org before making plans.
Last updated: March 17, 2026