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Millis Public Schools MA Calendar 26-27

  • 2026/27
  • Massachusetts
  • 3 teacher days

The Millis Public Schools 2026–27 school year runs from Sep 2, 2026 to Jun 17, 2027. Breaks include Thanksgiving break Nov 26-27 and winter break Dec 23. The table below lists all teacher workdays, early release days, and holidays. Download the PDF calendar, or read the FAQs.

School year starts Wed, Sep 2, 2026 First Day for Grades 1-12
School year ends Thu, Jun 17, 2027 Early Release – Last Day of School
Next key date Wed, Sep 2, 2026 Counts down once the school year is under way

Millis Public Schools 2026-27 calendar

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Millis Public 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
  • Parent-teacher conference
  • Graduation
  • Weather make-up day
  • Other scheduled date

August 2026

  • Aug 31-Sep 1, 2026 — Staff Opening Day – Teachers Report

September 2026

  • Aug 31-Sep 1, 2026 — Staff Opening Day – Teachers Report
  • Sep 2, 2026 — First Day for Grades 1-12
  • Sep 2-3, 2026 — Kindergarten Orientation
  • Sep 4, 2026 — No School
  • Sep 7, 2026 — Labor Day – No School

October 2026

  • Oct 9, 2026 — Professional Development – Staff Only – No School
  • Oct 12, 2026 — Indigenous Peoples’ Day / Columbus Day – No School
  • Oct 22, 2026 — High School Evening Conferences

November 2026

  • Nov 10, 2026 — Middle School Evening Conferences
  • Nov 11, 2026 — Veterans Day – No School
  • Nov 12, 2026 — Early Release – K-12 Afternoon Conferences & CFB Evening Conferences
  • Nov 13, 2026 — Early Release – K-8 Afternoon Conferences
  • Nov 25, 2026 — Early Release – All Grades

December 2026

  • Dec 11, 2026 — Early Release – Teacher Professional Development
  • Dec 23, 2026 — Early Release – All Grades – Winter Break Begins
  • Dec 24, 2026-Jan 1, 2027 — Winter Break – No School

January 2027

  • Dec 24, 2026-Jan 1, 2027 — Winter Break – No School
  • Jan 18, 2027 — Martin Luther King Jr. Day – No School
  • Jan 29, 2027 — Early Release – Professional Development

February 2027

  • Feb 15-19, 2027 — February Break – No School

March 2027

  • Mar 15, 2027 — Professional Development – Staff Only – No School
  • Mar 26, 2027 — Early Release – Low Attendance Day

April 2027

  • Apr 1, 2027 — CFB/MMS Early Release – Afternoon Conferences (K-8 only)
  • Apr 2, 2027 — CFB/MMS Early Release – Afternoon Conferences (K-8 only)
  • Apr 16, 2027 — Early Release – Teacher Professional Development
  • Apr 19-23, 2027 — April Break – No School

May 2027

  • May 14, 2027 — Early Release – All Grades – Professional Development & Prom
  • May 31, 2027 — Memorial Day – No School

June 2027

  • Jun 3, 2027 — Graduation – Class of 2027 – 6 PM
  • Jun 16, 2027 — Grade 5 & Grade 8 Promotion Ceremonies
  • Jun 17, 2027 — Early Release – Last Day of School
  • Jun 18, 2027 — Juneteenth Observed
  • Jun 21-25, 2027 — Weather-Related Make-up Days (if necessary)

July 2027

Millis Public Schools teacher and staff days 2026/27

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

  • Aug 31-Sep 1, 2026 Staff Opening Day – Teachers Report District source
  • Oct 9, 2026 Professional Development – Staff Only – No School District source
  • Mar 15, 2027 Professional Development – Staff Only – No School District source

Millis Public Schools breaks and holidays

School is closed to students on these dates.

  • Sep 4, 2026 No School Holiday
  • Sep 7, 2026 Labor Day – No School Holiday
  • Oct 12, 2026 Indigenous Peoples’ Day / Columbus Day – No School Holiday
  • Nov 11, 2026 Veterans Day – No School Holiday
  • Nov 26-27, 2026 Thanksgiving Recess – No School Break
  • Dec 24, 2026-Jan 1, 2027 Winter Break – No School Break
  • Jan 18, 2027 Martin Luther King Jr. Day – No School Holiday
  • Feb 15-19, 2027 February Break – No School Break
  • Apr 19-23, 2027 April Break – No School Break
  • May 31, 2027 Memorial Day – No School Holiday
  • Jun 18, 2027 Juneteenth Observed Holiday

Your checked 2026/27 Millis Public Schools planning calendar

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

Useful now38 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 2, 2026.
Full term dates table

Millis Public Schools 2026–27 calendar dates

DateEvent
Aug 31-Sep 1, 2026Staff Opening Day – Teachers Report
Sep 2, 2026First Day for Grades 1-12
Sep 2-3, 2026Kindergarten Orientation
Sep 4, 2026No School
Sep 7, 2026Labor Day – No School
Sep 8, 2026First Day for PreK & Kindergarten
Sep 16, 2026Middle School Open House
Sep 17, 2026High School Open House
Sep 24, 2026CFB Curriculum Night
Sep 25, 2026Early Release – Teacher Professional Development
Oct 9, 2026Professional Development – Staff Only – No School
Oct 12, 2026Indigenous Peoples’ Day / Columbus Day – No School
Oct 22, 2026High School Evening Conferences
Nov 10, 2026Middle School Evening Conferences
Nov 11, 2026Veterans Day – No School
Nov 12, 2026Early Release – K-12 Afternoon Conferences & CFB Evening Conferences
Nov 13, 2026Early Release – K-8 Afternoon Conferences
Nov 25, 2026Early Release – All Grades
Nov 26-27, 2026Thanksgiving Recess – No School
Dec 11, 2026Early Release – Teacher Professional Development
Dec 23, 2026Early Release – All Grades – Winter Break Begins
Dec 24, 2026-Jan 1, 2027Winter Break – No School
Jan 18, 2027Martin Luther King Jr. Day – No School
Jan 29, 2027Early Release – Professional Development
Feb 15-19, 2027February Break – No School
Mar 15, 2027Professional Development – Staff Only – No School
Mar 26, 2027Early Release – Low Attendance Day
Apr 1, 2027CFB/MMS Early Release – Afternoon Conferences (K-8 only)
Apr 2, 2027CFB/MMS Early Release – Afternoon Conferences (K-8 only)
Apr 16, 2027Early Release – Teacher Professional Development
Apr 19-23, 2027April Break – No School
May 14, 2027Early Release – All Grades – Professional Development & Prom
May 31, 2027Memorial Day – No School
Jun 3, 2027Graduation – Class of 2027 – 6 PM
Jun 16, 2027Grade 5 & Grade 8 Promotion Ceremonies
Jun 17, 2027Early Release – Last Day of School
Jun 18, 2027Juneteenth Observed
Jun 21-25, 2027Weather-Related Make-up Days (if necessary)

Millis Public Schools Calendar 2026-2027 – Frequently Asked Questions

When is the first day of school in Millis Public Schools 2026-2027?
The first day of school for Grades 1-12 is September 2, 2026. PreK and Kindergarten start on September 8, 2026.
When is spring break in Millis Public Schools 2027?
Spring break (April Break) is from April 19 to April 23, 2027.
When is Christmas break in Millis Public Schools 2026?
Christmas break begins on December 23, 2026, and continues through January 1, 2027.
When is winter break in Millis Public Schools 2026-2027?
Winter break runs from December 24, 2026, through January 1, 2027.
When is Thanksgiving break in Millis Public Schools 2026?
Thanksgiving break is on November 26 and November 27, 2026.
What is the last day of school in Millis Public Schools 2027?
The last day of school is June 17, 2027, and it is an early release day.
When is February break in Millis Public Schools 2027?
February break takes place from February 15 to February 19, 2027.
When is Labor Day in Millis Public Schools 2026?
Labor Day is on September 7, 2026, and there is no school.
When is Memorial Day in Millis Public Schools 2027?
Memorial Day is on May 31, 2027, and schools are closed.
When is graduation for Millis Public Schools Class of 2027?
Graduation for the Class of 2027 is scheduled for June 3, 2027, at 6 PM.
Are there any early release days in the 2026-2027 school year?
Yes, there are several early release days including September 25, November 12-13, November 25, December 11, December 23, January 29, March 26, April 1-2, April 16, May 14, and June 17, 2027.
Are there any weather make-up days scheduled?
Yes, weather-related make-up days are scheduled from June 21 to June 25, 2027, if needed.

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Millis Public Schools calendar FAQs

When is the first day of school in Millis Public Schools 2026-2027?
The first day of school for Grades 1-12 is September 2, 2026. PreK and Kindergarten start on September 8, 2026.
When is spring break in Millis Public Schools 2027?
Spring break (April Break) is from April 19 to April 23, 2027.
When is Christmas break in Millis Public Schools 2026?
Christmas break begins on December 23, 2026, and continues through January 1, 2027.
When is winter break in Millis Public Schools 2026-2027?
Winter break runs from December 24, 2026, through January 1, 2027.
When is Thanksgiving break in Millis Public Schools 2026?
Thanksgiving break is on November 26 and November 27, 2026.
What is the last day of school in Millis Public Schools 2027?
The last day of school is June 17, 2027, and it is an early release day.
When is February break in Millis Public Schools 2027?
February break takes place from February 15 to February 19, 2027.
When is Labor Day in Millis Public Schools 2026?
Labor Day is on September 7, 2026, and there is no school.
When is Memorial Day in Millis Public Schools 2027?
Memorial Day is on May 31, 2027, and schools are closed.
When is graduation for Millis Public Schools Class of 2027?
Graduation for the Class of 2027 is scheduled for June 3, 2027, at 6 PM.
Are there any early release days in the 2026-2027 school year?
Yes, there are several early release days including September 25, November 12-13, November 25, December 11, December 23, January 29, March 26, April 1-2, April 16, May 14, and June 17, 2027.
Are there any weather make-up days scheduled?
Yes, weather-related make-up days are scheduled from June 21 to June 25, 2027, if needed.

Dates can change after publication. Read our calendar disclaimer.