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McKINNEY ISD Schools TX Calendar 26-27

  • 2026/27
  • Texas

The McKINNEY ISD Schools 2026–27 school year starts on Aug 13, 2026. Breaks include Thanksgiving break Nov 23-27, winter break Dec 21 - Jan 1, and spring break Mar 15-19. The table below lists all holidays. Download the PDF calendar, or read the FAQs.

School year starts Thu, Aug 13, 2026 First Day of School
School year ends See full dates Last day not published separately
Next key date Thu, Aug 13, 2026 Counts down once the school year is under way

McKINNEY ISD Schools 2026-27 calendar

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McKINNEY ISD Schools school year calendar

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

  • First day of school
  • Holiday - school closed
  • Break / vacation
  • Graduation

August 2026

  • Aug 13, 2026 — First Day of School

September 2026

  • Sep 7, 2026 — Labor Day

October 2026

  • Oct 12-13, 2026 — Fall Break

November 2026

  • Nov 23-27, 2026 — Thanksgiving Break

December 2026

  • Dec 21, 2026 - Jan 1, 2027 — Winter Break

January 2027

  • Dec 21, 2026 - Jan 1, 2027 — Winter Break
  • Jan 18, 2027 — MLK Day

February 2027

March 2027

  • Mar 15-19, 2027 — Spring Break
  • Mar 26, 2027 — Holiday

April 2027

May 2027

  • May 28, 2027 — Graduation Day
  • May 31, 2027 — Memorial Day

June 2027

July 2027

McKINNEY ISD Schools breaks and holidays

School is closed to students on these dates.

  • Sep 7, 2026 Labor Day Holiday
  • Oct 12-13, 2026 Fall Break Break
  • Nov 23-27, 2026 Thanksgiving Break Break
  • Dec 21, 2026 - Jan 1, 2027 Winter Break Break
  • Jan 18, 2027 MLK Day Holiday
  • Mar 15-19, 2027 Spring Break Break
  • Mar 26, 2027 Holiday Holiday
  • May 31, 2027 Memorial Day Holiday

Your checked 2026/27 McKINNEY ISD Schools planning calendar

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

Useful now10 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 April 29, 2026.
Full term dates table

McKINNEY ISD Schools 2026–27 calendar dates

DateEvent
Aug 13, 2026First Day of School
Sep 7, 2026Labor Day
Oct 12-13, 2026Fall Break
Nov 23-27, 2026Thanksgiving Break
Dec 21, 2026 - Jan 1, 2027Winter Break
Jan 18, 2027MLK Day
Mar 15-19, 2027Spring Break
Mar 26, 2027Holiday
May 28, 2027Graduation Day
May 31, 2027Memorial Day

McKINNEY ISD Calendar 2026-2027 – Important Dates

When is the first day of school in McKINNEY ISD for 2026-2027?
The first day of school in McKINNEY ISD for the 2026-2027 school year is August 13, 2026.
When is Spring Break in McKINNEY ISD 2026-2027?
Spring Break in McKINNEY ISD for 2026-2027 is scheduled from March 15 through March 19, 2027.
When is Christmas Break in McKINNEY ISD 2026-2027?
Christmas Break in McKINNEY ISD for the 2026-2027 school year begins on December 21, 2026 and continues through January 1, 2027.
When is Winter Break in McKINNEY ISD 2026-2027?
Winter Break in McKINNEY ISD for 2026-2027 runs from December 21, 2026 to January 1, 2027.
When is Thanksgiving Break in McKINNEY ISD 2026-2027?
Thanksgiving Break in McKINNEY ISD for the 2026-2027 school year is from November 23 through November 27, 2026.
When is the last day of school in McKINNEY ISD 2026-2027?
The last day of school for McKINNEY ISD in the 2026-2027 school year is May 28, 2027.
When is Labor Day in McKINNEY ISD 2026-2027?
Labor Day will be observed on September 7, 2026 in McKINNEY ISD.
When is MLK Day in McKINNEY ISD 2026-2027?
Martin Luther King Jr. Day will be observed on January 18, 2027 in McKINNEY ISD.
When is Memorial Day in McKINNEY ISD 2026-2027?
Memorial Day will be observed on May 31, 2027 in McKINNEY ISD.

Useful next steps

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McKINNEY ISD Schools calendar FAQs

When is the first day of school in McKINNEY ISD for 2026-2027?
The first day of school in McKINNEY ISD for the 2026-2027 school year is August 13, 2026.
When is Spring Break in McKINNEY ISD 2026-2027?
Spring Break in McKINNEY ISD for 2026-2027 is scheduled from March 15 through March 19, 2027.
When is Christmas Break in McKINNEY ISD 2026-2027?
Christmas Break in McKINNEY ISD for the 2026-2027 school year begins on December 21, 2026 and continues through January 1, 2027.
When is Winter Break in McKINNEY ISD 2026-2027?
Winter Break in McKINNEY ISD for 2026-2027 runs from December 21, 2026 to January 1, 2027.
When is Thanksgiving Break in McKINNEY ISD 2026-2027?
Thanksgiving Break in McKINNEY ISD for the 2026-2027 school year is from November 23 through November 27, 2026.
When is the last day of school in McKINNEY ISD 2026-2027?
The last day of school for McKINNEY ISD in the 2026-2027 school year is May 28, 2027.
When is Labor Day in McKINNEY ISD 2026-2027?
Labor Day will be observed on September 7, 2026 in McKINNEY ISD.
When is MLK Day in McKINNEY ISD 2026-2027?
Martin Luther King Jr. Day will be observed on January 18, 2027 in McKINNEY ISD.
When is Memorial Day in McKINNEY ISD 2026-2027?
Memorial Day will be observed on May 31, 2027 in McKINNEY ISD.

Dates can change after publication. Read our calendar disclaimer.