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Mount Sinai School District NY Calendar 26-27

  • 2026/27
  • New York

The Mount Sinai School District 2026–27 school year runs from Sep 8, 2026 to Jun 25, 2027. Breaks include Thanksgiving break Nov 25-27, winter break Dec 24 - Jan 1, and spring break Mar 26 & 29. Download the PDF calendar, or read the FAQs.

School year starts Tue, Sep 8, 2026 First Day of Students
School year ends Fri, Jun 25, 2027 Last Day of School
Next key date Tue, Sep 8, 2026 Counts down once the school year is under way

Mount Sinai School District 2026-27 calendar

Select a thumbnail to open it full size, zoom in, or download it.

Mount Sinai School District school year calendar

Every published date for 2026–27, colour-coded by what happens that day.

  • First day of school
  • Last day of school
  • Holiday - school closed
  • Break / vacation
  • Parent-teacher conference
  • Other scheduled date

August 2026

September 2026

  • Sep 2-3, 2026 — Superintendent’s Conference Days
  • Sep 4, 2026 — School Closed
  • Sep 7, 2026 — Labor Day
  • Sep 8, 2026 — First Day of Students
  • Sep 21, 2026 — Yom Kippur

October 2026

  • Oct 12, 2026 — Columbus Day

November 2026

  • Nov 3, 2026 — Superintendent’s Conference Day
  • Nov 11, 2026 — Veteran’s Day
  • Nov 25-27, 2026 — Thanksgiving Recess

December 2026

  • Dec 24, 2026 - Jan 1, 2027 — Winter Recess

January 2027

  • Dec 24, 2026 - Jan 1, 2027 — Winter Recess
  • Jan 18, 2027 — Martin Luther King Jr. Day

February 2027

  • Feb 15-19, 2027 — Mid-Winter Recess

March 2027

  • Mar 9, 2027 — Superintendent’s Conference Day / Eid
  • Mar 26 & 29, 2027 — Spring Recess 1 - Easter

April 2027

  • Apr 19-23, 2027 — Spring Recess 2 - Passover

May 2027

  • May 31, 2027 — Memorial Day

June 2027

  • Jun 25, 2027 — Last Day of School

July 2027

Mount Sinai School District breaks and holidays

School is closed to students on these dates.

  • Sep 4, 2026 School Closed Holiday
  • Sep 7, 2026 Labor Day Holiday
  • Sep 21, 2026 Yom Kippur Holiday
  • Oct 12, 2026 Columbus Day Holiday
  • Nov 25-27, 2026 Thanksgiving Recess Break
  • Dec 24, 2026 - Jan 1, 2027 Winter Recess Break
  • Jan 18, 2027 Martin Luther King Jr. Day Holiday
  • Feb 15-19, 2027 Mid-Winter Recess Break
  • Mar 26 & 29, 2027 Spring Recess 1 - Easter Break
  • Apr 19-23, 2027 Spring Recess 2 - Passover Break
  • May 31, 2027 Memorial Day Holiday

Your checked 2026/27 Mount Sinai School District planning calendar

How these dates are put together, and what to double-check before you book anything.

Useful now17 published dates for the 2026–27 school year, laid out month by month.
CheckedTaken from the district’s own published calendar, not retyped from memory.
Kept currentLast updated May 9, 2026.
Full term dates table

Mount Sinai School District 2026–27 calendar dates

DateEvent
Sep 2-3, 2026Superintendent’s Conference Days
Sep 4, 2026School Closed
Sep 7, 2026Labor Day
Sep 8, 2026First Day of Students
Sep 21, 2026Yom Kippur
Oct 12, 2026Columbus Day
Nov 3, 2026Superintendent’s Conference Day
Nov 11, 2026Veteran’s Day
Nov 25-27, 2026Thanksgiving Recess
Dec 24, 2026 - Jan 1, 2027Winter Recess
Jan 18, 2027Martin Luther King Jr. Day
Feb 15-19, 2027Mid-Winter Recess
Mar 9, 2027Superintendent’s Conference Day / Eid
Mar 26 & 29, 2027Spring Recess 1 - Easter
Apr 19-23, 2027Spring Recess 2 - Passover
May 31, 2027Memorial Day
Jun 25, 2027Last Day of School

Mount Sinai School District Calendar 26-27 Revised FAQs

When is the first day of school in Mount Sinai School District 2026-2027?
The first day of school for students is September 8, 2026.
When is spring break in Mount Sinai School District 2026-2027?
Spring break occurs in two parts: March 26 & 29, 2027 (Easter Recess) and April 19-23, 2027 (Passover Recess).
When is Christmas break in Mount Sinai School District 2026-2027?
Christmas break is part of the winter recess from December 24, 2026 through January 1, 2027.
When is winter break in Mount Sinai School District 2026-2027?
Winter recess is scheduled from December 24, 2026 to January 1, 2027.
When is Thanksgiving break in Mount Sinai School District 2026-2027?
Thanksgiving recess is from November 25 to November 27, 2026.
When is the last day of school in Mount Sinai School District 2026-2027?
The last day of school is June 25, 2027.
When are Superintendent’s Conference Days in Mount Sinai School District 2026-2027?
Superintendent’s Conference Days are September 2-3, 2026, November 3, 2026, and March 9, 2027.
When is Mid-Winter Recess in Mount Sinai School District 2026-2027?
Mid-Winter Recess is scheduled from February 15 to February 19, 2027.
When is Labor Day in Mount Sinai School District 2026-2027?
Labor Day is observed on September 7, 2026, and schools are closed.
When is Memorial Day in Mount Sinai School District 2026-2027?
Memorial Day is on May 31, 2027, and schools are closed.

Useful next steps

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Mount Sinai School District calendar FAQs

When is the first day of school in Mount Sinai School District 2026-2027?
The first day of school for students is September 8, 2026.
When is spring break in Mount Sinai School District 2026-2027?
Spring break occurs in two parts: March 26 & 29, 2027 (Easter Recess) and April 19-23, 2027 (Passover Recess).
When is Christmas break in Mount Sinai School District 2026-2027?
Christmas break is part of the winter recess from December 24, 2026 through January 1, 2027.
When is winter break in Mount Sinai School District 2026-2027?
Winter recess is scheduled from December 24, 2026 to January 1, 2027.
When is Thanksgiving break in Mount Sinai School District 2026-2027?
Thanksgiving recess is from November 25 to November 27, 2026.
When is the last day of school in Mount Sinai School District 2026-2027?
The last day of school is June 25, 2027.
When are Superintendent’s Conference Days in Mount Sinai School District 2026-2027?
Superintendent’s Conference Days are September 2-3, 2026, November 3, 2026, and March 9, 2027.
When is Mid-Winter Recess in Mount Sinai School District 2026-2027?
Mid-Winter Recess is scheduled from February 15 to February 19, 2027.
When is Labor Day in Mount Sinai School District 2026-2027?
Labor Day is observed on September 7, 2026, and schools are closed.
When is Memorial Day in Mount Sinai School District 2026-2027?
Memorial Day is on May 31, 2027, and schools are closed.

Dates can change after publication. Read our calendar disclaimer.