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Mukilteo Schools WA Calendar 26-27

  • 2026/27
  • Washington
  • 3 teacher days

The Mukilteo Schools 2026–27 school year runs from Sep 1, 2026 to Jun 16, 2027. Breaks include Thanksgiving break Nov 26-27, winter break Dec 21-31, and spring break Apr 5-9. The table below lists all teacher workdays, early release days, and holidays. Download the PDF calendar, or read the FAQs.

School year starts Tue, Sep 1, 2026 First Day of School (Transition Days Begin)
School year ends Wed, Jun 16, 2027 Last Day of School (Early Dismissal)
Next key date Tue, Sep 1, 2026 Counts down once the school year is under way

Mukilteo Schools 2026-27 calendar

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

Mukilteo Schools 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
  • Teacher / professional day
  • Early release / half day
  • Other scheduled date

August 2026

September 2026

  • Sep 1, 2026 — First Day of School (Transition Days Begin)
  • Sep 4, 2026 — Learning Improvement Time
  • Sep 7, 2026 — Labor Day (No School)
  • Sep 11, 2026 — Learning Improvement Time
  • Sep 18, 2026 — Learning Improvement Time

October 2026

  • Oct 2, 2026 — Learning Improvement Time
  • Oct 9, 2026 — Learning Improvement Time
  • Oct 16, 2026 — Teacher Work Day (No School)
  • Oct 23, 2026 — Learning Improvement Time
  • Oct 30, 2026 — Learning Improvement Time

November 2026

  • Nov 6, 2026 — Learning Improvement Time
  • Nov 11, 2026 — Veterans Day Observed (No School)
  • Nov 13, 2026 — Learning Improvement Time
  • Nov 20, 2026 — Learning Improvement Time
  • Nov 25, 2026 — Early Dismissal

December 2026

  • Dec 4, 2026 — Learning Improvement Time
  • Dec 11, 2026 — Learning Improvement Time
  • Dec 18, 2026 — Early Dismissal
  • Dec 21-31, 2026 — Winter Break (No School)

January 2027

  • Jan 1, 2027 — Winter Break Continued (No School)
  • Jan 8, 2027 — Learning Improvement Time
  • Jan 15, 2027 — Learning Improvement Time
  • Jan 18, 2027 — Martin Luther King Jr. Day (No School)
  • Jan 29, 2027 — Teacher Work Day (No School)

February 2027

  • Feb 5, 2027 — Learning Improvement Time
  • Feb 12, 2027 — Learning Improvement Time
  • Feb 15, 2027 — Presidents’ Day (No School)
  • Feb 16-19, 2027 — Mid-Winter Break (No School)
  • Feb 26, 2027 — Learning Improvement Time

March 2027

  • Mar 5, 2027 — Learning Improvement Time
  • Mar 12, 2027 — Learning Improvement Time
  • Mar 19, 2027 — Teacher Work Day (No School)
  • Mar 26, 2027 — Learning Improvement Time

April 2027

  • Apr 2, 2027 — Learning Improvement Time
  • Apr 5-9, 2027 — Spring Break (No School)
  • Apr 16, 2027 — Learning Improvement Time
  • Apr 23, 2027 — Learning Improvement Time
  • Apr 30, 2027 — Learning Improvement Time

May 2027

  • May 7, 2027 — Learning Improvement Time
  • May 14, 2027 — Learning Improvement Time
  • May 21, 2027 — Learning Improvement Time
  • May 28, 2027 — Learning Improvement Time
  • May 31, 2027 — Memorial Day (No School)

June 2027

  • Jun 4, 2027 — Learning Improvement Time
  • Jun 11, 2027 — Learning Improvement Time
  • Jun 16, 2027 — Last Day of School (Early Dismissal)
  • Jun 18, 2027 — Juneteenth (No School)

July 2027

Mukilteo Schools teacher and staff days 2026/27

Students normally stay home on these days. Confirm with the district before making plans.

  • Oct 16, 2026 Teacher Work Day (No School) District source
  • Jan 29, 2027 Teacher Work Day (No School) District source
  • Mar 19, 2027 Teacher Work Day (No School) District source

Mukilteo Schools breaks and holidays

School is closed to students on these dates.

  • Sep 7, 2026 Labor Day (No School) Holiday
  • Nov 11, 2026 Veterans Day Observed (No School) Holiday
  • Nov 26-27, 2026 Thanksgiving / Native American Heritage Days (No School) Holiday
  • Dec 21-31, 2026 Winter Break (No School) Break
  • Jan 1, 2027 Winter Break Continued (No School) Break
  • Jan 18, 2027 Martin Luther King Jr. Day (No School) Holiday
  • Feb 15, 2027 Presidents’ Day (No School) Holiday
  • Feb 16-19, 2027 Mid-Winter Break (No School) Break
  • Apr 5-9, 2027 Spring Break (No School) Break
  • May 31, 2027 Memorial Day (No School) Holiday
  • Jun 18, 2027 Juneteenth (No School) Holiday

Your checked 2026/27 Mukilteo Schools planning calendar

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

Useful now49 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 February 2, 2026.
Full term dates table

Mukilteo Schools 2026–27 calendar dates

DateEvent
Sep 1, 2026First Day of School (Transition Days Begin)
Sep 4, 2026Learning Improvement Time
Sep 7, 2026Labor Day (No School)
Sep 11, 2026Learning Improvement Time
Sep 18, 2026Learning Improvement Time
Sep 25, 2026Learning Improvement Time
Oct 2, 2026Learning Improvement Time
Oct 9, 2026Learning Improvement Time
Oct 16, 2026Teacher Work Day (No School)
Oct 23, 2026Learning Improvement Time
Oct 30, 2026Learning Improvement Time
Nov 6, 2026Learning Improvement Time
Nov 11, 2026Veterans Day Observed (No School)
Nov 13, 2026Learning Improvement Time
Nov 20, 2026Learning Improvement Time
Nov 25, 2026Early Dismissal
Nov 26-27, 2026Thanksgiving / Native American Heritage Days (No School)
Dec 4, 2026Learning Improvement Time
Dec 11, 2026Learning Improvement Time
Dec 18, 2026Early Dismissal
Dec 21-31, 2026Winter Break (No School)
Jan 1, 2027Winter Break Continued (No School)
Jan 8, 2027Learning Improvement Time
Jan 15, 2027Learning Improvement Time
Jan 18, 2027Martin Luther King Jr. Day (No School)
Jan 29, 2027Teacher Work Day (No School)
Feb 5, 2027Learning Improvement Time
Feb 12, 2027Learning Improvement Time
Feb 15, 2027Presidents’ Day (No School)
Feb 16-19, 2027Mid-Winter Break (No School)
Feb 26, 2027Learning Improvement Time
Mar 5, 2027Learning Improvement Time
Mar 12, 2027Learning Improvement Time
Mar 19, 2027Teacher Work Day (No School)
Mar 26, 2027Learning Improvement Time
Apr 2, 2027Learning Improvement Time
Apr 5-9, 2027Spring Break (No School)
Apr 16, 2027Learning Improvement Time
Apr 23, 2027Learning Improvement Time
Apr 30, 2027Learning Improvement Time
May 7, 2027Learning Improvement Time
May 14, 2027Learning Improvement Time
May 21, 2027Learning Improvement Time
May 28, 2027Learning Improvement Time
May 31, 2027Memorial Day (No School)
Jun 4, 2027Learning Improvement Time
Jun 11, 2027Learning Improvement Time
Jun 16, 2027Last Day of School (Early Dismissal)
Jun 18, 2027Juneteenth (No School)
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Mukilteo Schools calendar FAQs

When is the first day of school in Mukilteo School District for 2026-2027?
The first day of school in Mukilteo School District for the 2026-2027 school year is September 1, 2026.
When is Thanksgiving break in Mukilteo School District?
Thanksgiving break in Mukilteo School District is observed on November 26 and November 27, 2026.
When is Christmas break in Mukilteo School District?
Christmas break in Mukilteo School District begins on December 21, 2026 and continues through December 31, 2026.
When is winter break in Mukilteo School District?
Winter break in Mukilteo School District runs from December 21, 2026 through January 1, 2027.
When is spring break in Mukilteo School District?
Spring break in Mukilteo School District is scheduled from April 5 to April 9, 2027.
Are there any mid-winter breaks in the 2026-2027 school year?
Yes, the mid-winter break in Mukilteo School District is from February 16 to February 19, 2027.
What holidays are observed with no school during the year?
No-school holidays include Labor Day (September 7, 2026), Veterans Day (November 11, 2026), Martin Luther King Jr. Day (January 18, 2027), Presidents’ Day (February 15, 2027), Memorial Day (May 31, 2027), and Juneteenth (June 18, 2027).
When is the last day of school in Mukilteo School District?
The last day of school in Mukilteo School District for the 2026-2027 school year is June 16, 2027, with early dismissal.

Dates can change after publication. Read our calendar disclaimer.