Official Katonah-Lewisboro School District 2026-2027 school calendar with holidays, breaks, PDF, and calendar sync. Katonah-Lewisboro School District School Calendar 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 2026-10-09.
| Event | Date(s) | Status |
|---|---|---|
| First Day of School | September 8, 2026 (Tue) | School Opens |
| Yom Kippur | September 21, 2026 (Mon) | No School |
| Columbus Day / Indigenous Peoples' Day | October 12, 2026 (Mon) | No School |
| Election Day / + 1 hr. | November 3, 2026 (Tue) | No School |
| Parent-Teacher Conferences – Evening / Elementary Early Dismissal | November 5, 2026 (Thu) | No School |
| Veterans Day Observed | November 11, 2026 (Wed) | No School |
| Parent-Teacher Conferences – Afternoon / Elementary Early Dismissal | November 13, 2026 (Fri) | No School |
| Parent-Teacher Conferences – Evening / Elementary Early Dismissal | November 18, 2026 (Wed) | No School |
| All / Early Dismissal | November 25, 2026 (Wed) | No School |
| Thanksgiving Recess | November 26, 2026 - November 27, 2026 | No School |
| Holiday Recess | December 24, 2026 - January 1, 2027 | No School |
| Christmas Day | December 25, 2026 (Fri) | No School |
| New Year's Day | January 1, 2027 (Fri) | No School |
| +1 hr. / No-Student Day | January 15, 2027 (Fri) | No School |
| Martin Luther King Day | January 18, 2027 (Mon) | No School |
| Presidents' Day | February 15, 2027 (Mon) | No School |
| Winter Recess | February 15, 2027 - February 19, 2027 | No School |
| Spring Recess | March 22, 2027 - March 26, 2027 | No School |
| Holy Thursday | March 25, 2027 (Thu) | No School |
| Good Friday | March 26, 2027 (Fri) | No School |
| Passover | April 22, 2027 (Thu) | No School |
| Memorial Day | May 31, 2027 (Mon) | No School |
| Elementary Early Dismissal | June 21, 2027 (Mon) | No School |
| Elementary Early Dismissal | June 22, 2027 (Tue) | No School |
| Elementary Early Dismissal | June 23, 2027 (Wed) | No School |
| Elementary Early Dismissal | June 24, 2027 (Thu) | No School |
| Last Day of School | June 25, 2027 (Fri) | School Closes |
| Elementary Early Dismissal | June 25, 2027 (Fri) | No School |
Spot an error? Help us keep this calendar accurate.
| Period | Date(s) | Length |
|---|---|---|
| Thanksgiving Recess Window | Nov 25–29, 2026Districtwide no-school: Nov 25–27, 2026 · Adjacent weekend: Nov 28–29, 2026 | 5 days |
| Holiday Recess Window | Dec 24, 2026–Jan 3, 2027Districtwide no-school: Dec 24, 2026–Jan 1, 2027 · Adjacent weekend: Jan 2–3, 2027 | 11 days |
| Martin Luther King Day Window | Jan 15–18, 2027Districtwide no-school: Jan 15, 2027, Jan 18, 2027 · Adjacent weekend: Jan 16–17, 2027 | 4 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 |
| Spring Recess Window | Mar 20–28, 2027Districtwide no-school: Mar 22–26, 2027 · Adjacent weekend: Mar 20–21, 2027, Mar 27–28, 2027 | 9 days |
| Student Holiday Window | Jun 19–25, 2027Districtwide no-school: Jun 21–25, 2027 · Adjacent weekend: Jun 19–20, 2027 | 7 days |
| Event | Date(s) |
|---|---|
| First Day of School | Sep 8, 2026 |
| Last Day of School | Jun 25, 2027 |
View the full 2026-2027 school year by month.
Katonah-Lewisboro Union Free School District operates Increase Miller, Katonah, and Meadow Pond elementary schools, followed by John Jay Middle School and John Jay High School. Elementary literacy includes daily work with speech sounds, sound–letter relationships, and spelling. Children apply these skills in independent writing and sentence dictation. English as a New Language services and special education address additional learning needs.
At John Jay High School, academic options include Advanced Placement study and extended research in science and the humanities. Humanities Research students develop yearlong projects and present their work; other choices include robotics, visual arts, theater, and music. The Northwell School Mental Health Partnership offers educational webinars and parent support groups. Families of students with disabilities can also connect through the districtwide Special Education PTO.
Data source & handling: Official calendar from Katonah-Lewisboro Union Free School District (klschools.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 Katonah-Lewisboro Union Free School District or NYSED. Official calendars can change - always check klschools.org before making plans.
Last updated: 2026-10-09