Official Half Hollow Hills 2026-2027 school calendar with holidays, breaks, PDF, and calendar sync. Complete school year calendar for Half Hollow Hills Central School District (Long Island). Includes all holidays, breaks, and important dates. 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 17, 2026.
| Event | Date(s) | Status |
|---|---|---|
| First Day of School | September 2, 2026 (Wed) | School Opens |
| Labor Day Weekend | September 4, 2026 (Fri); September 7, 2026 (Mon) | No School |
| Yom Kippur | September 21, 2026 (Mon) | No School |
| Columbus Day | October 12, 2026 (Mon) | No School |
| Veterans Day | November 11, 2026 (Wed) | No School |
| Thanksgiving Recess | November 25, 2026 - November 27, 2026 | No School |
| Christmas / New Year's Recess | December 24, 2026 - January 1, 2027 | No School |
| Martin Luther King Jr. Day | January 18, 2027 (Mon) | No School |
| Winter Recess | February 15, 2027 - February 19, 2027 | No School |
| Easter Recess | March 26, 2027 (Fri); March 29, 2027 (Mon) | No School |
| Passover / Spring Recess | April 19, 2027 - April 23, 2027 | No School |
| Eid al-Adha | May 17, 2027 (Mon) | No School |
| Last Day of School | June 25, 2027 (Fri) | School Closes |
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| Period | Date(s) | Length |
|---|---|---|
| Labor Day Weekend Window | Sep 4–7, 2026Districtwide no-school: Sep 4, 2026, Sep 7, 2026 · Adjacent weekend: Sep 5–6, 2026 | 4 days |
| Thanksgiving Recess Window | Nov 25–29, 2026Districtwide no-school: Nov 25–27, 2026 · Adjacent weekend: Nov 28–29, 2026 | 5 days |
| Christmas / New Year's Recess Window | Dec 24, 2026–Jan 3, 2027Districtwide no-school: Dec 24, 2026–Jan 1, 2027 · Adjacent weekend: Jan 2–3, 2027 | 11 days |
| Winter Recess Window | Feb 13–21, 2027Districtwide no-school: Feb 15–19, 2027 · Adjacent weekend: Feb 13–14, 2027, Feb 20–21, 2027 | 9 days |
| Easter Recess Window | Mar 26–29, 2027Districtwide no-school: Mar 26, 2027, Mar 29, 2027 · Adjacent weekend: Mar 27–28, 2027 | 4 days |
| Passover / Spring Recess Window | Apr 17–25, 2027Districtwide no-school: Apr 19–23, 2027 · Adjacent weekend: Apr 17–18, 2027, Apr 24–25, 2027 | 9 days |
| Event | Date(s) |
|---|---|
| Election Day | Nov 3, 2026 |
| Eid al-Fitr | Mar 9, 2027 |
| Elementary Half Days | Jun 23–25, 2027 |
View the full 2026-2027 school year by month.
Half Hollow Hills Central School District is listed here with official 2026-2027 calendar data. The student year starts on Wednesday, September 2, 2026 and ends on Friday, June 25, 2027.
The main multi-day closure blocks are Labor Day Weekend (Friday, September 4, 2026), Labor Day Weekend (Monday, September 7, 2026), Thanksgiving Recess (Wednesday, November 25, 2026 through Friday, November 27, 2026), Christmas/New Year's Recess (Thursday, December 24, 2026 through Friday, January 1, 2027), Winter Recess (Monday, February 15, 2027 through Friday, February 19, 2027), Easter Recess (Friday, March 26, 2027), Easter Recess (Monday, March 29, 2027), Passover/Spring Recess (Monday, April 19, 2027 through Friday, April 23, 2027), Memorial Day Recess (Friday, May 28, 2027), Memorial Day Recess (Monday, May 31, 2027).
Single-day closures and important calendar items include Yom Kippur (Monday, September 21, 2026), Columbus Day (Monday, October 12, 2026), Election Day/Superintendent's Conference Day #2 (Tuesday, November 3, 2026), Veterans Day (Wednesday, November 11, 2026), Martin Luther King Jr. Day (Monday, January 18, 2027), Eid al-Fitr/Superintendent's Conference Day #3 (Tuesday, March 9, 2027), Eid al-Adha (Monday, May 17, 2027), Elementary Half Days (Wednesday, June 23, 2027), plus additional dated items in the table below.
Data source & handling: Official calendar from Half Hollow Hills Central School District (hhh.k12.ny.us). 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 Half Hollow Hills Central School District or NYSED. Official calendars can change - always check hhh.k12.ny.us before making plans.
Last updated: March 17, 2026