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Northbrook School District 27 IL Calendar 26-27

  • 2026/27
  • Illinois
  • 3 teacher days

The Northbrook School District 27 2026–27 school year runs from Aug 20, 2026 to Jun 7, 2027. Breaks include Thanksgiving break Nov 25-27, winter break Dec 21, and spring break Mar 22. The table below lists all teacher workdays and holidays. Download the PDF calendar, or read the FAQs.

School year starts Thu, Aug 20, 2026 First Day of School
School year ends Mon, Jun 7, 2027 Last Day of School*
Next key date Thu, Aug 20, 2026 Counts down once the school year is under way

Northbrook School District 27 2026-27 calendar

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

Northbrook School District 27 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
  • Parent-teacher conference
  • Grading period / report cards
  • Other scheduled date

August 2026

  • Aug 17-19, 2026 — Teachers' Institute Days – NO SCHOOL
  • Aug 20, 2026 — First Day of School

September 2026

  • Sep 7, 2026 — Labor Day – NO SCHOOL
  • Sep 21, 2026 — District Holiday – NO SCHOOL

October 2026

  • Oct 15, 2026 — Parent/Teacher Conferences – NO SCHOOL
  • Oct 23, 2026 — End of First Quarter (6th–8th)

November 2026

  • Nov 2, 2026 — Professional Development – NO SCHOOL
  • Nov 3, 2026 — Election Day – NO SCHOOL
  • Nov 12, 2026 — End of First Trimester (K-5th)
  • Nov 25-27, 2026 — Thanksgiving Break – NO SCHOOL

December 2026

  • Dec 21, 2026 — Winter Break Begins – NO SCHOOL

January 2027

  • Jan 4, 2027 — School Resumes
  • Jan 8, 2027 — End of Second Quarter (6th–8th)
  • Jan 15, 2027 — Professional Development – NO SCHOOL
  • Jan 18, 2027 — Martin Luther King's Birthday – NO SCHOOL

February 2027

  • Feb 15, 2027 — Presidents' Day – NO SCHOOL
  • Feb 18, 2027 — Parent/Teacher Conferences – NO SCHOOL
  • Feb 26, 2027 — End of Second Trimester (K-5th)

March 2027

  • Mar 1, 2027 — Teachers' Institute – NO SCHOOL
  • Mar 19, 2027 — End of Third Quarter (6th–8th)
  • Mar 22, 2027 — Spring Break Begins – NO SCHOOL
  • Mar 29, 2027 — School Resumes

April 2027

May 2027

  • May 31, 2027 — Memorial Day – NO SCHOOL

June 2027

  • Jun 7, 2027 — Last Day of School*

July 2027

Northbrook School District 27 teacher and staff days 2026/27

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

  • Aug 17-19, 2026 Teachers' Institute Days – NO SCHOOL District source
  • Nov 2, 2026 Professional Development – NO SCHOOL District source
  • Jan 15, 2027 Professional Development – NO SCHOOL District source

Northbrook School District 27 breaks and holidays

School is closed to students on these dates.

  • Sep 7, 2026 Labor Day – NO SCHOOL Holiday
  • Sep 21, 2026 District Holiday – NO SCHOOL Holiday
  • Nov 3, 2026 Election Day – NO SCHOOL Holiday
  • Nov 25-27, 2026 Thanksgiving Break – NO SCHOOL Break
  • Dec 21, 2026 Winter Break Begins – NO SCHOOL Break
  • Jan 18, 2027 Martin Luther King's Birthday – NO SCHOOL Holiday
  • Feb 15, 2027 Presidents' Day – NO SCHOOL Holiday
  • Mar 1, 2027 Teachers' Institute – NO SCHOOL Holiday
  • Mar 22, 2027 Spring Break Begins – NO SCHOOL Break
  • May 31, 2027 Memorial Day – NO SCHOOL Holiday

Your checked 2026/27 Northbrook School District 27 planning calendar

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

Useful now24 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 July 12, 2026.
Full term dates table

Northbrook School District 27 2026–27 calendar dates

DateEvent
Aug 17-19, 2026Teachers' Institute Days – NO SCHOOL
Aug 20, 2026First Day of School
Sep 7, 2026Labor Day – NO SCHOOL
Sep 21, 2026District Holiday – NO SCHOOL
Oct 15, 2026Parent/Teacher Conferences – NO SCHOOL
Oct 23, 2026End of First Quarter (6th–8th)
Nov 2, 2026Professional Development – NO SCHOOL
Nov 3, 2026Election Day – NO SCHOOL
Nov 12, 2026End of First Trimester (K-5th)
Nov 25-27, 2026Thanksgiving Break – NO SCHOOL
Dec 21, 2026Winter Break Begins – NO SCHOOL
Jan 4, 2027School Resumes
Jan 8, 2027End of Second Quarter (6th–8th)
Jan 15, 2027Professional Development – NO SCHOOL
Jan 18, 2027Martin Luther King's Birthday – NO SCHOOL
Feb 15, 2027Presidents' Day – NO SCHOOL
Feb 18, 2027Parent/Teacher Conferences – NO SCHOOL
Feb 26, 2027End of Second Trimester (K-5th)
Mar 1, 2027Teachers' Institute – NO SCHOOL
Mar 19, 2027End of Third Quarter (6th–8th)
Mar 22, 2027Spring Break Begins – NO SCHOOL
Mar 29, 2027School Resumes
May 31, 2027Memorial Day – NO SCHOOL
Jun 7, 2027Last Day of School*

Northbrook School District 27 Calendar 26-27 Revised FAQs

When is the first day of school in Northbrook School District 27 Calendar 2026-2027?
The first day of school for students in Northbrook School District 27 is August 20, 2026.
When is Spring Break in Northbrook School District 27 Calendar 2026-2027?
Spring Break begins on March 22, 2027, and students return to school on March 29, 2027.
When is Christmas Break in Northbrook School District 27 Calendar 2026-2027?
Christmas Break begins on December 21, 2026. Classes resume on January 4, 2027.
When is Winter Break in Northbrook School District 27 Calendar 2026-2027?
Winter Break starts on December 21, 2026, and school resumes on January 4, 2027.
When is Thanksgiving Break in Northbrook School District 27 Calendar 2026-2027?
Thanksgiving Break is scheduled for November 25–27, 2026.
When is the last day of school in Northbrook School District 27 Calendar 2026-2027?
The scheduled last day of school is June 7, 2027. If no emergency days are used, the last day will be May 28, 2027.
When are the Teachers' Institute Days in Northbrook School District 27 Calendar 2026-2027?
Teachers' Institute Days are August 17–19, 2026, and there is no school for students on these dates. Another Teachers' Institute Day is scheduled for March 1, 2027.
When is Labor Day observed in Northbrook School District 27 Calendar 2026-2027?
Labor Day is observed on September 7, 2026, and there is no school.
When is the District Holiday in Northbrook School District 27 Calendar 2026-2027?
The District Holiday is observed on September 21, 2026, and schools are closed.
When are Parent-Teacher Conferences in Northbrook School District 27 Calendar 2026-2027?
Parent-Teacher Conference days with no school are October 15, 2026 and February 18, 2027.
When is Election Day in Northbrook School District 27 Calendar 2026-2027?
Election Day is November 3, 2026, and there is no school.
When is Martin Luther King Jr. Day in Northbrook School District 27 Calendar 2026-2027?
Martin Luther King Jr. Day is observed on January 18, 2027, and schools are closed.
When is Presidents' Day in Northbrook School District 27 Calendar 2026-2027?
Presidents' Day is observed on February 15, 2027, and there is no school.
When is Memorial Day in Northbrook School District 27 Calendar 2026-2027?
Memorial Day is observed on May 31, 2027, and there is no school.
When does Northbrook School District 27 end each grading period in 2026-2027?
The first quarter (Grades 6-8) ends on October 23, 2026, the second quarter ends on January 8, 2027, and the third quarter ends on March 19, 2027. The first trimester (K-5) ends on November 12, 2026, and the second trimester ends on February 26, 2027.

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Northbrook School District 27 calendar FAQs

When is the first day of school in Northbrook School District 27 Calendar 2026-2027?
The first day of school for students in Northbrook School District 27 is August 20, 2026.
When is Spring Break in Northbrook School District 27 Calendar 2026-2027?
Spring Break begins on March 22, 2027, and students return to school on March 29, 2027.
When is Christmas Break in Northbrook School District 27 Calendar 2026-2027?
Christmas Break begins on December 21, 2026. Classes resume on January 4, 2027.
When is Winter Break in Northbrook School District 27 Calendar 2026-2027?
Winter Break starts on December 21, 2026, and school resumes on January 4, 2027.
When is Thanksgiving Break in Northbrook School District 27 Calendar 2026-2027?
Thanksgiving Break is scheduled for November 25–27, 2026.
When is the last day of school in Northbrook School District 27 Calendar 2026-2027?
The scheduled last day of school is June 7, 2027. If no emergency days are used, the last day will be May 28, 2027.
When are the Teachers' Institute Days in Northbrook School District 27 Calendar 2026-2027?
Teachers' Institute Days are August 17–19, 2026, and there is no school for students on these dates. Another Teachers' Institute Day is scheduled for March 1, 2027.
When is Labor Day observed in Northbrook School District 27 Calendar 2026-2027?
Labor Day is observed on September 7, 2026, and there is no school.
When is the District Holiday in Northbrook School District 27 Calendar 2026-2027?
The District Holiday is observed on September 21, 2026, and schools are closed.
When are Parent-Teacher Conferences in Northbrook School District 27 Calendar 2026-2027?
Parent-Teacher Conference days with no school are October 15, 2026 and February 18, 2027.
When is Election Day in Northbrook School District 27 Calendar 2026-2027?
Election Day is November 3, 2026, and there is no school.
When is Martin Luther King Jr. Day in Northbrook School District 27 Calendar 2026-2027?
Martin Luther King Jr. Day is observed on January 18, 2027, and schools are closed.
When is Presidents' Day in Northbrook School District 27 Calendar 2026-2027?
Presidents' Day is observed on February 15, 2027, and there is no school.
When is Memorial Day in Northbrook School District 27 Calendar 2026-2027?
Memorial Day is observed on May 31, 2027, and there is no school.
When does Northbrook School District 27 end each grading period in 2026-2027?
The first quarter (Grades 6-8) ends on October 23, 2026, the second quarter ends on January 8, 2027, and the third quarter ends on March 19, 2027. The first trimester (K-5) ends on November 12, 2026, and the second trimester ends on February 26, 2027.

Dates can change after publication. Read our calendar disclaimer.