Complete school year calendar for Mamaroneck UFSD — a top-ranked Westchester district covering Mamaroneck and Larchmont. Includes all holidays, breaks, half days, and important dates from September 2025 through June 2026.
| Event | Date(s) | Status |
|---|---|---|
| First Day of School | September 2, 2025 (Tue) | School Opens |
| Labor Day | September 1, 2025 (Mon) | No School |
| Rosh Hashanah | September 23–24, 2025 (Tue–Wed) | No School |
| Yom Kippur | October 2, 2025 (Thu) | No School |
| Columbus Day | October 13, 2025 (Mon) | No School |
| Superintendent's Conference Day | November 4, 2025 (Tue) | No Students |
| Veterans Day | November 11, 2025 (Tue) | No School |
| Thanksgiving Recess | November 27–28, 2025 (Thu–Fri) | No School |
| Holiday Recess | Dec 22, 2025 – Dec 31, 2025 | No School |
| Martin Luther King Jr. Day | January 19, 2026 (Mon) | No School |
| Mid-Winter Recess | February 16–20, 2026 (Mon–Fri) | No School |
| Superintendent's Conference Day | March 20, 2026 (Fri) | No Students |
| Spring Recess | April 1–3, 2026 (Wed–Fri) | No School |
| Memorial Day | May 25, 2026 (Mon) | No School |
| Juneteenth | June 19, 2026 (Fri) | No School |
| Last Day of School | June 26, 2026 (Fri) | School Closes |
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 Mamaroneck Union Free School District 2025-2026 school year runs from September 2, 2025 to June 26, 2026. Mamaroneck serves approximately 5,200 students across 6 schools in the village of Mamaroneck and the village of Larchmont — two of the most sought-after communities in southern Westchester County.
The district is known for its exceptional arts, music, and athletics programs, particularly its nationally recognized newspaper The Globe. Mamaroneck High School is consistently ranked among the top 100 public high schools in the United States. The district has a notably shorter spring recess (3 days) compared to neighboring districts, but compensates with a full week of mid-winter break in February.
The first day of school is Tuesday, September 2, 2025.
Holiday Recess runs from December 22–31, 2025. Schools reopen on December 22, 2025.
Spring Recess runs from April 1–3, 2026 — notably shorter than most Westchester districts, which typically have a week off.
The last day is Friday, June 26, 2026.
Mid-Winter Recess runs from February 16–20, 2026, coinciding with Presidents' Day week.
Yes. Mamaroneck UFSD is ranked among the top 20 school districts in Westchester County and in the top 50 statewide. Mamaroneck High School's newspaper, The Globe, has won multiple national journalism awards — a unique distinction among public high schools.
The district covers two distinct communities: the village of Mamaroneck and the village of Larchmont. Both are highly desirable residential areas along the Long Island Sound, known for walkability, Metro-North rail access, and top-rated public schools.
Data Source: This calendar is based on projected dates derived from historical Mamaroneck Union Free School District scheduling patterns.
Disclaimer: This website is not affiliated with, endorsed by, or connected to Mamaroneck Union Free School District or the New York State Education Department (NYSED). For the most current and official calendar, please visit www.mamkschools.org.
Dates are subject to change. Religious holiday dates are approximate and based on projected lunar calendar calculations.
Last updated: March 11, 2026