For the 2026–2027 school year, the district serves 9,000 students across 14 schools in Long Island, New York. The school year starts September 1, 2026, with 180 instructional days planned. All dates listed below are sourced from the district's official publications. Verify with William Floyd School District of the Mastics-Moriches-Shirley before scheduling around them.
Visual Calendar
Official Calendar Images
Official calendar scans for William Floyd School District of the Mastics-Moriches-Shirley. Click any page to open the full-size image.
School Calendar
Interactive Calendar
William Floyd School District of the Mastics-Moriches-Shirley's 2026–2027 academic calendar — holidays, breaks, and key dates.
Month by Month Calendar
About the District
School Information
Details and contact information for William Floyd School District of the Mastics-Moriches-Shirley WFSD.
Sources and Checks
Where these dates come from
How the 2026–2027 William Floyd School District of the Mastics-Moriches-Shirley calendar on this page was compiled and what to re-check before you rely on it.
- ✓District publication. Dates are taken from the calendar William Floyd School District of the Mastics-Moriches-Shirley published for 2026–2027, shown as images on this page.
- ✓Official website. Cross-checked against wfsd.k12.ny.us.
- ✓Board-approved version is used where the district marks one.
- ✓First and last day match the published calendar.
- ✓Breaks and holidays are listed with their full date ranges.
- ✓Teacher / no-school days are included where the district lists them.
- ✓Changes happen. Districts amend calendars mid-year — confirm with William Floyd School District of the Mastics-Moriches-Shirley before booking around a date.
Common Questions
Frequently Asked Questions
William Floyd School District of the Mastics-Moriches-Shirley Calendar 2026–2027 — important dates and answers.
The first day of school for students is September 3, 2026.
Spring recess is from April 19 to April 23, 2027.
Christmas break is part of the winter recess from December 24 to December 31, 2026.
Winter recess runs from December 24 to December 31, 2026.
Thanksgiving recess is from November 25 to November 27, 2026.
The last scheduled school-related day is June 25, 2027, which is a Superintendent’s Conference Day.
Labor Day is on September 7, 2026, and schools are closed.
Mid-Winter recess is from February 15 to February 19, 2027.
Regents Exams are scheduled from June 16 to June 25, 2027.
Memorial Day recess is from May 28 to May 31, 2027.
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