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Sunnybrook SD 171 IL Calendar 26-27

  • 2026/27
  • Illinois
  • 3 teacher days

The Sunnybrook SD 171 2026–27 school year runs from Aug 19, 2026 to May 27, 2027. The table below lists all teacher workdays and holidays. Download or print the calendar, or read the FAQs.

School year starts Wed, Aug 19, 2026 First Day of School
School year ends Thu, May 27, 2027 Last Day of School
Next key date Wed, Aug 19, 2026 Counts down once the school year is under way

Sunnybrook SD 171 2026-27 calendar

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Sunnybrook SD 171 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
  • Teacher / professional day
  • Parent-teacher conference
  • Weather make-up day
  • Other scheduled date

August 2026

  • Aug 17-18, 2026 — Parent/Teacher Institute
  • Aug 19, 2026 — First Day of School

September 2026

  • Sep 7, 2026 — Holiday
  • Sep 16, 2026 — Half Attendance Day

October 2026

  • Oct 12, 2026 — Holiday
  • Oct 21, 2026 — Half Attendance Day

November 2026

  • Nov 23, 2026 — Full Day Parent Teacher Conference
  • Nov 24-25, 2026 — Not in Attendance
  • Nov 26, 2026 — Holiday
  • Nov 27, 2026 — Not in Attendance

December 2026

  • Dec 21-24, 2026 — Not in Attendance
  • Dec 25, 2026 — Holiday
  • Dec 28-31, 2026 — Not in Attendance

January 2027

  • Jan 1, 2027 — Holiday
  • Jan 4, 2027 — Parent/Teacher Institute
  • Jan 18, 2027 — Holiday
  • Jan 28-29, 2027 — Half Attendance Day

February 2027

  • Feb 3, 2027 — Half Attendance Day
  • Feb 15, 2027 — Not in Attendance

March 2027

  • Mar 17, 2027 — Half Attendance Day
  • Mar 26, 2027 — Not in Attendance
  • Mar 29-Apr 2, 2027 — Not in Attendance

April 2027

  • Mar 29-Apr 2, 2027 — Not in Attendance

May 2027

  • May 14, 2027 — Parent/Teacher Institute
  • May 27, 2027 — Last Day of School
  • May 28, 2027 — Proposed Emergency Day
  • May 31, 2027 — Holiday

June 2027

  • Jun 1-4, 2027 — Proposed Emergency Days
  • Jun 19, 2027 — Holiday

July 2027

Sunnybrook SD 171 teacher and staff days 2026/27

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

  • Aug 17-18, 2026 Parent/Teacher Institute District source
  • Jan 4, 2027 Parent/Teacher Institute District source
  • May 14, 2027 Parent/Teacher Institute District source

Sunnybrook SD 171 breaks and holidays

School is closed to students on these dates.

  • Jul 4, 2026 Holiday Holiday
  • Sep 7, 2026 Holiday Holiday
  • Oct 12, 2026 Holiday Holiday
  • Nov 26, 2026 Holiday Holiday
  • Dec 25, 2026 Holiday Holiday
  • Jan 1, 2027 Holiday Holiday
  • Jan 18, 2027 Holiday Holiday
  • May 31, 2027 Holiday Holiday
  • Jun 19, 2027 Holiday Holiday

Your checked 2026/27 Sunnybrook SD 171 planning calendar

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

Useful now29 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 August 11, 2026.
Full term dates table

Sunnybrook SD 171 2026–27 calendar dates

DateEvent
Jul 4, 2026Holiday
Aug 17-18, 2026Parent/Teacher Institute
Aug 19, 2026First Day of School
Sep 7, 2026Holiday
Sep 16, 2026Half Attendance Day
Oct 12, 2026Holiday
Oct 21, 2026Half Attendance Day
Nov 23, 2026Full Day Parent Teacher Conference
Nov 24-25, 2026Not in Attendance
Nov 26, 2026Holiday
Nov 27, 2026Not in Attendance
Dec 21-24, 2026Not in Attendance
Dec 25, 2026Holiday
Dec 28-31, 2026Not in Attendance
Jan 1, 2027Holiday
Jan 4, 2027Parent/Teacher Institute
Jan 18, 2027Holiday
Jan 28-29, 2027Half Attendance Day
Feb 3, 2027Half Attendance Day
Feb 15, 2027Not in Attendance
Mar 17, 2027Half Attendance Day
Mar 26, 2027Not in Attendance
Mar 29-Apr 2, 2027Not in Attendance
May 14, 2027Parent/Teacher Institute
May 27, 2027Last Day of School
May 28, 2027Proposed Emergency Day
May 31, 2027Holiday
Jun 1-4, 2027Proposed Emergency Days
Jun 19, 2027Holiday

Useful next steps

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Sunnybrook SD 171 calendar FAQs

When is the first day of school in Sunnybrook SD 171 for 2026-2027?
The first day of school in Sunnybrook SD 171 is August 19, 2026.
When is Spring Break in Sunnybrook SD 171 for 2026-2027?
Spring Break in Sunnybrook SD 171 is from March 26 through April 2, 2027.
When is Christmas Break in Sunnybrook SD 171 for 2026-2027?
Christmas Break in Sunnybrook SD 171 begins December 21, 2026 and continues through January 1, 2027. School resumes after the January 4, 2027 Parent/Teacher Institute day.
When is Winter Break in Sunnybrook SD 171 for 2026-2027?
Winter Break in Sunnybrook SD 171 runs from December 21, 2026 through January 1, 2027.
When is Thanksgiving Break in Sunnybrook SD 171 for 2026-2027?
Thanksgiving Break includes November 24-27, 2026. November 26, 2026 is marked as a holiday, and November 24, 25, and 27 are non-attendance days.
When is the last day of school in Sunnybrook SD 171 for 2026-2027?
The last regular attendance day of school in Sunnybrook SD 171 is May 27, 2027.
When are the Parent/Teacher Institute days in Sunnybrook SD 171 for 2026-2027?
Parent/Teacher Institute days are August 17-18, 2026, January 4, 2027, and May 14, 2027.
When is the Parent Teacher Conference in Sunnybrook SD 171 for 2026-2027?
The full-day Parent Teacher Conference is scheduled for November 23, 2026.
When are the half attendance days in Sunnybrook SD 171 for 2026-2027?
Half attendance days are September 16, 2026, October 21, 2026, January 28-29, 2027, February 3, 2027, and March 17, 2027.
When is Martin Luther King Jr. Day in Sunnybrook SD 171 for 2026-2027?
Martin Luther King Jr. Day is observed as a school holiday on January 18, 2027.
When is the February non-attendance day in Sunnybrook SD 171 for 2026-2027?
February 15, 2027 is scheduled as a non-attendance day.
When are the emergency days in Sunnybrook SD 171 for 2026-2027?
Proposed emergency days are May 28, 2027 and June 1-4, 2027.

Dates can change after publication. Read our calendar disclaimer.