Official Sachem 2026-2027 school calendar with holidays, breaks, PDF, and calendar sync. Complete school year calendar for the Sachem Central School District in Suffolk County — Long Island's largest school district by enrollment, serving over 14,000 students with a unique 'Day of Holy Obligation' policy for religious holidays. Includes all holidays, breaks, half days, and important dates from September 2026 through June 2027. Dates are manually collected and screened from district-published calendar materials. Printable PDF and Google/Apple Calendar sync options are available below. Updated March 29, 2026.
| Event | Date(s) | Status |
|---|---|---|
| First Day of School | September 2, 2026 (Wed) | School Opens |
| Student Holiday | September 4, 2026 (Fri) | No School |
| Labor Day | September 7, 2026 (Mon) | No School |
| Yom Kippur | September 21, 2026 (Mon) | No School |
| Columbus Day / Indigenous Peoples' Day | October 12, 2026 (Mon) | No School |
| Veterans Day | November 11, 2026 (Wed) | No School |
| Thanksgiving Recess | November 26, 2026 - November 27, 2026 | No School |
| Winter Recess / Christmas | December 23, 2026 - January 1, 2027 | No School |
| Martin Luther King Jr. Day | January 18, 2027 (Mon) | No School |
| Midwinter Recess | February 15, 2027 - February 19, 2027 | No School |
| Easter Recess / Good Friday | March 25, 2027 - March 29, 2027 | No School |
| Spring Recess / First day of Passover | April 19, 2027 - April 23, 2027 | No School |
| No snow days have off 5/1 snow day give back 5/2 or more snow days are remote instruction days | May 27, 2027 (Thu) | Remote Learning |
| Student Holiday | May 28, 2027 (Fri) | No School |
| Memorial Day | May 31, 2027 (Mon) | No School |
| Student Holiday | June 1, 2027 (Tue) | No School |
| Last Day of School | June 24, 2027 (Thu) | School Closes |
View the full 2026-2027 school year by month.
Sachem Central School District is listed here with official 2026-2027 calendar data. The student year starts on Wednesday, September 2, 2026 and ends on Thursday, June 24, 2027.
The main multi-day closure blocks are Thanksgiving Recess (Thursday, November 26, 2026 through Friday, November 27, 2026), Winter Recess / Christmas (Wednesday, December 23, 2026 through Friday, January 1, 2027), Mid-Winter Recess (Monday, February 15, 2027 through Friday, February 19, 2027), Easter Recess / Good Friday (Thursday, March 25, 2027 through Monday, March 29, 2027), Spring Recess / First day of Passover (Monday, April 19, 2027 through Friday, April 23, 2027).
Single-day closures and important calendar items include Schools closed (Friday, September 4, 2026), Labor Day (Monday, September 7, 2026), Yom Kippur (Monday, September 21, 2026), Columbus Day / Indigenous Peoples' Day (Monday, October 12, 2026), Veterans Day (Wednesday, November 11, 2026), Half day Thanksgiving Recess (Wednesday, November 25, 2026), Martin Luther King Jr. Day (Monday, January 18, 2027), Conference Day for Staff, no classes (Monday, May 17, 2027), plus additional dated items in the table below.
Data source & handling: Official calendar from Sachem Central School District (sachem.edu). 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 Sachem Central School District or NYSED. Official calendars can change - always check sachem.edu before making plans.
Last updated: March 29, 2026