Williamsville Central School District Calendar 2026-2027

Students in Williamsville Central School District start the 2026-2027 school year on Tuesday, September 8, 2026 and finish on Thursday, June 24, 2027. In between are three breaks: Thanksgiving break (Nov 26-27), winter break (Dec 24-31) and spring break (Mar 26 to Apr 2), plus fourteen other weekdays without school.

Checking today…

First dayTue, Sep 8, 2026

Last dayThu, Jun 24, 2027

Spring breakMar 26 to Apr 2, 2027back Mon, Apr 5, 2027

Winter breakDec 24 to Dec 31back Mon, Jan 4, 2027

All 2026-2027 dates

180 student days (district count) · Weekends are not listed. Past dates are dimmed.

Williamsville Central School District 2026-2027 All schools (K-12) dates
Date	Event
Mon, Sep 7, 2026	Labor Day
Tue, Sep 8, 2026	First day of school
Mon, Sep 21, 2026	Teacher workday, no school for students
Fri, Oct 2, 2026	Early release
Mon, Oct 12, 2026	Indigenous Peoples' Day/Italian American Heritage Day
Wed, Nov 11, 2026	Veterans Day Observance
Thu, Nov 26 to Fri, Nov 27, 2026	Thanksgiving Recess · 2 school days off
Thu, Dec 24 to Thu, Dec 31, 2026	Winter Recess · 6 school days off
Fri, Jan 1, 2027	New Year's Day
Mon, Jan 18, 2027	Martin Luther King Jr. Day
Mon, Feb 15, 2027	Presidents' Day
Mon, Feb 15 to Fri, Feb 19, 2027	Mid-Winter Recess · 5 school days off
Tue, Feb 16, 2027	Possible weather make-up day
Wed, Feb 17, 2027	Possible weather make-up day
Thu, Feb 18, 2027	Possible weather make-up day
Fri, Feb 19, 2027	Possible weather make-up day
Wed, Mar 10, 2027	Teacher workday, no school for students
Fri, Mar 26 to Fri, Apr 2, 2027	Spring Recess · 6 school days off
Fri, Mar 26, 2027	Good Friday
Mon, Mar 29, 2027	Possible weather make-up day
Tue, Mar 30, 2027	Possible weather make-up day
Wed, Mar 31, 2027	Possible weather make-up day
Thu, Apr 1, 2027	Possible weather make-up day
Fri, Apr 2, 2027	Possible weather make-up day
Mon, May 17, 2027	Teacher workday, no school for students
Mon, May 31, 2027	Memorial Day
Fri, Jun 18, 2027	Juneteenth
Thu, Jun 24, 2027	Last day of school

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Verified against Williamsville Central School District’s official 2026-2027 calendar on September 29, 2026. Confidence: High.

Source: Williamsville Central School District 2026-2027 School Calendar (PDF) · district calendar page

We fetch this document again every day and compare it with the version we verified; if the district changes it, the dates here are read again.

Note: Four emergency closing days are built in. If needed, make-up days will be used in this order: April 2, April 1, March 31, 30, 29, then February 19, 18, 17, 16. June 4, 11 and 24 are half days for K-4 only if the district meets the minimum 180 days. The calendar does not say it was board-approved. Sept 21 (Yom Kippur), March 10 (Eid al-Fitr) and May 17 (Eid al-Adha) are listed as holiday/Superintendent Conference Days with no school. Sept 1-3 are Superintendent Conference Days before students start. Regents exam periods (Jan 26-29 and June 15-17, 21-24) are shaded differently and are exempt from the no-school shading; check with the school for who attends. June 25 is a rating day with no students. Oct 2 is an emergency drill/early dismissal day.

Break details

Long weekends in 2026-2027

Besides the breaks above, Williamsville Central School District students have 6 long weekends this school year: three or more days in a row without school.

Days off	Length	Why
Sat, Sep 19 to Mon, Sep 21	3 days	Teacher workday, no school for students
Sat, Oct 10 to Mon, Oct 12	3 days	Indigenous Peoples' Day/Italian American Heritage Day
Sat, Jan 16 to Mon, Jan 18	3 days	Martin Luther King Jr. Day
Sat, May 15 to Mon, May 17	3 days	Teacher workday, no school for students
Sat, May 29 to Mon, May 31	3 days	Memorial Day
Fri, Jun 18 to Sun, Jun 20	3 days	Juneteenth

Nearby districts

Compare Williamsville Central School District with Greece Central School District or any other district, with the days both are off.

District	First day	Spring break	Last day
Williamsville Central School District	Sep 8	Mar 26 to Apr 2	Jun 24
Greece Central School District	Sep 8	Mar 22-26	Jun 24

Frequently asked questions

When is spring break 2027 for Williamsville Central School District?

Spring break is Fri, Mar 26 to Fri, Apr 2, 2027. The last day of school before it is Thursday, March 25, 2027, and students return Monday, April 5, 2027.

When does the 2026-2027 school year start and end for Williamsville Central School District?

The first day of school is Tuesday, September 8, 2026 and the last day is Thursday, June 24, 2027, 180 student days in total.

Does Williamsville Central School District have a fall break?

The 2026-2027 calendar does not include a fall break. The first multi-day break is Thanksgiving (Nov 26-27, 2026).

Is there school on Veterans Day in Williamsville Central School District?

No. Wednesday, November 11, 2026 is a day off for students (Veterans Day Observance).

Is there school on Columbus Day / Indigenous Peoples’ Day in Williamsville Central School District?

No. Monday, October 12, 2026 is a day off for students (Indigenous Peoples' Day/Italian American Heritage Day).

Where do these Williamsville Central School District dates come from?

Source: the district's “Williamsville Central School District 2026-2027 School Calendar”, checked on September 29, 2026. We link the document on this page; if the district changes it, we update the dates and the “verified” date.

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About the district: Williamsville Central School District is based in East Amherst, New York (Erie County), with about 9,718 students in 13 schools (NCES Common Core of Data, 2024-25). District website: www.williamsvillek12.org. See all New York school calendars.