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Thornton Township High School District D205 IL Calendar 26-27

  • 2026/27
  • Illinois

The Thornton Township High School District D205 2026–27 school year runs from Sep 1, 2026 to May 21, 2027. Breaks include Thanksgiving break Nov 26-27, winter break Dec 21-31, and spring break Mar 29-Apr 2. The table below lists all holidays. Download the PDF calendar, or read the FAQs.

School year starts Tue, Sep 1, 2026 First Day of School
School year ends Fri, May 21, 2027 Last Day of School
Next key date Tue, Sep 1, 2026 Counts down once the school year is under way

Thornton Township High School District D205 2026-27 calendar

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

Thornton Township High School District D205 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

August 2026

September 2026

  • Sep 1, 2026 — First Day of School
  • Sep 7, 2026 — Labor Day (No School)

October 2026

  • Oct 12, 2026 — Columbus Day (No School)

November 2026

  • Nov 11, 2026 — Veterans Day (No School)
  • Nov 26-27, 2026 — Thanksgiving Break

December 2026

  • Dec 21-31, 2026 — Winter Break

January 2027

  • Jan 1, 2027 — New Year's Day (No School)
  • Jan 18, 2027 — Martin Luther King Jr. Day (No School)

February 2027

  • Feb 15, 2027 — Presidents' Day (No School)

March 2027

  • Mar 1, 2027 — Casimir Pulaski Day (No School)
  • Mar 29-Apr 2, 2027 — Spring Break

April 2027

  • Mar 29-Apr 2, 2027 — Spring Break

May 2027

  • May 31, 2027 — Memorial Day (No School)
  • May 21, 2027 — Last Day of School

June 2027

  • Jun 19, 2027 — Juneteenth (No School)

July 2027

Thornton Township High School District D205 breaks and holidays

School is closed to students on these dates.

  • Sep 7, 2026 Labor Day (No School) Holiday
  • Oct 12, 2026 Columbus Day (No School) Holiday
  • Nov 11, 2026 Veterans Day (No School) Holiday
  • Nov 26-27, 2026 Thanksgiving Break Break
  • Dec 21-31, 2026 Winter Break Break
  • Jan 1, 2027 New Year's Day (No School) Holiday
  • Jan 18, 2027 Martin Luther King Jr. Day (No School) Holiday
  • Feb 15, 2027 Presidents' Day (No School) Holiday
  • Mar 1, 2027 Casimir Pulaski Day (No School) Holiday
  • Mar 29-Apr 2, 2027 Spring Break Break
  • May 31, 2027 Memorial Day (No School) Holiday
  • Jun 19, 2027 Juneteenth (No School) Holiday

Your checked 2026/27 Thornton Township High School District D205 planning calendar

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

Useful now14 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 30, 2026.
Full term dates table

Thornton Township High School District D205 2026–27 calendar dates

DateEvent
Sep 1, 2026First Day of School
Sep 7, 2026Labor Day (No School)
Oct 12, 2026Columbus Day (No School)
Nov 11, 2026Veterans Day (No School)
Nov 26-27, 2026Thanksgiving Break
Dec 21-31, 2026Winter Break
Jan 1, 2027New Year's Day (No School)
Jan 18, 2027Martin Luther King Jr. Day (No School)
Feb 15, 2027Presidents' Day (No School)
Mar 1, 2027Casimir Pulaski Day (No School)
Mar 29-Apr 2, 2027Spring Break
May 31, 2027Memorial Day (No School)
Jun 19, 2027Juneteenth (No School)
May 21, 2027Last Day of School

Thornton Township High School District 205 Calendar 2026-2027 FAQs

When is the first day of school in Thornton Township High School District 205 for 2026-2027?
The first day of school is September 1, 2026.
When is spring break in Thornton Township High School District 205 for 2026-2027?
Spring break is from March 29 to April 2, 2027.
When is Christmas break in Thornton Township High School District 205 for 2026-2027?
Christmas break begins on December 21, 2026 and continues through December 25, 2026 as part of the winter break.
When is winter break in Thornton Township High School District 205 for 2026-2027?
Winter break runs from December 21 to December 31, 2026.
When is Thanksgiving break in Thornton Township High School District 205 for 2026-2027?
Thanksgiving break is from November 26 to November 27, 2026.
When is the last day of school in Thornton Township High School District 205 for 2026-2027?
The last day of school is May 21, 2027.
Is there school on Labor Day in Thornton Township High School District 205 2026-2027?
No, there is no school on Labor Day, which falls on September 7, 2026.
Do students have school on Martin Luther King Jr. Day in Thornton Township High School District 205 2026-2027?
No, schools are closed on January 18, 2027 for Martin Luther King Jr. Day.
When is Presidents' Day in Thornton Township High School District 205 2026-2027?
Presidents' Day is observed on February 15, 2027, and there is no school.
Is there school on Memorial Day in Thornton Township High School District 205 2026-2027?
No, there is no school on May 31, 2027 for Memorial Day.

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Thornton Township High School District D205 calendar FAQs

When is the first day of school in Thornton Township High School District 205 for 2026-2027?
The first day of school is September 1, 2026.
When is spring break in Thornton Township High School District 205 for 2026-2027?
Spring break is from March 29 to April 2, 2027.
When is Christmas break in Thornton Township High School District 205 for 2026-2027?
Christmas break begins on December 21, 2026 and continues through December 25, 2026 as part of the winter break.
When is winter break in Thornton Township High School District 205 for 2026-2027?
Winter break runs from December 21 to December 31, 2026.
When is Thanksgiving break in Thornton Township High School District 205 for 2026-2027?
Thanksgiving break is from November 26 to November 27, 2026.
When is the last day of school in Thornton Township High School District 205 for 2026-2027?
The last day of school is May 21, 2027.
Is there school on Labor Day in Thornton Township High School District 205 2026-2027?
No, there is no school on Labor Day, which falls on September 7, 2026.
Do students have school on Martin Luther King Jr. Day in Thornton Township High School District 205 2026-2027?
No, schools are closed on January 18, 2027 for Martin Luther King Jr. Day.
When is Presidents' Day in Thornton Township High School District 205 2026-2027?
Presidents' Day is observed on February 15, 2027, and there is no school.
Is there school on Memorial Day in Thornton Township High School District 205 2026-2027?
No, there is no school on May 31, 2027 for Memorial Day.

Dates can change after publication. Read our calendar disclaimer.