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Mount Prospect School District 57 IL Calendar 26-27

  • 2026/27
  • Illinois
  • 3 teacher days

The Mount Prospect School District 57 2026–27 school year runs from Aug 18, 2026 to May 20, 2027. Breaks include winter break Dec 21-Jan 1, spring break Mar 22-26, and fall break Nov 23-27. The table below lists all teacher workdays. Download the PDF calendar, or read the FAQs.

School year starts Tue, Aug 18, 2026 First Day of School - Grades 1-8
School year ends Fri, May 28, 2027 Last Day of School (Half-Day Grades 1-8)
Next key date Tue, Aug 18, 2026 Counts down once the school year is under way

Mount Prospect School District 57 2026-27 calendar

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Mount Prospect School District 57 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
  • Weather make-up day
  • Other scheduled date

August 2026

  • Aug 13-14 & 17, 2026 — Staff Workshop/Institute Days
  • Aug 18, 2026 — First Day of School - Grades 1-8
  • Aug 20, 2026 — Kindergarten First Day of School
  • Aug 27, 2026 — Pre-School First Day of School

September 2026

  • Sep 7, 2026 — Student and Staff Non-Attendance
  • Sep 18, 2026 — Student Half-Day Grades 1-8
  • Sep 21, 2026 — Student and Staff Non-Attendance

October 2026

  • Oct 12, 2026 — Student and Staff Non-Attendance
  • Oct 13, 2026 — Institute Day/Student Non-Attendance

November 2026

  • Nov 2, 2026 — Conferences/Student Non-Attendance
  • Nov 3, 2026 — Student and Staff Non-Attendance
  • Nov 23-27, 2026 — Fall Break

December 2026

  • Dec 21, 2026-Jan 1, 2027 — Winter Break

January 2027

  • Dec 21, 2026-Jan 1, 2027 — Winter Break
  • Jan 4, 2027 — Institute Day/Student Non-Attendance
  • Jan 18, 2027 — Student and Staff Non-Attendance

February 2027

  • Feb 12, 2027 — Student Half-Day Grades 1-8
  • Feb 15, 2027 — Student and Staff Non-Attendance

March 2027

  • Mar 5, 2027 — Student Half-Day Grades 1-8
  • Mar 22-26, 2027 — Spring Break

April 2027

  • Apr 6, 2027 — Student Half-Day Grades 1-8

May 2027

  • May 20, 2027 — Last Day Pre-School
  • May 21, 2027 — Last Day Kindergarten
  • May 21, 2027 — Student Half-Day Grades 1-8
  • May 28, 2027 — Last Day of School (Half-Day Grades 1-8)
  • May 31, 2027 — Memorial Day

June 2027

  • Jun 1-7, 2027 — Emergency Days

July 2027

Mount Prospect School District 57 teacher and staff days 2026/27

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

  • Aug 13-14 & 17, 2026 Staff Workshop/Institute Days District source
  • Oct 13, 2026 Institute Day/Student Non-Attendance District source
  • Jan 4, 2027 Institute Day/Student Non-Attendance District source

Mount Prospect School District 57 breaks and holidays

School is closed to students on these dates.

  • Nov 23-27, 2026 Fall Break Break
  • Dec 21, 2026-Jan 1, 2027 Winter Break Break
  • Mar 22-26, 2027 Spring Break Break
  • May 31, 2027 Memorial Day Holiday

Your checked 2026/27 Mount Prospect School District 57 planning calendar

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

Useful now26 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 10, 2026.
Full term dates table

Mount Prospect School District 57 2026–27 calendar dates

DateEvent
Aug 13-14 & 17, 2026Staff Workshop/Institute Days
Aug 18, 2026First Day of School - Grades 1-8
Aug 20, 2026Kindergarten First Day of School
Aug 27, 2026Pre-School First Day of School
Sep 7, 2026Student and Staff Non-Attendance
Sep 18, 2026Student Half-Day Grades 1-8
Sep 21, 2026Student and Staff Non-Attendance
Oct 12, 2026Student and Staff Non-Attendance
Oct 13, 2026Institute Day/Student Non-Attendance
Nov 2, 2026Conferences/Student Non-Attendance
Nov 3, 2026Student and Staff Non-Attendance
Nov 23-27, 2026Fall Break
Dec 21, 2026-Jan 1, 2027Winter Break
Jan 4, 2027Institute Day/Student Non-Attendance
Jan 18, 2027Student and Staff Non-Attendance
Feb 12, 2027Student Half-Day Grades 1-8
Feb 15, 2027Student and Staff Non-Attendance
Mar 5, 2027Student Half-Day Grades 1-8
Mar 22-26, 2027Spring Break
Apr 6, 2027Student Half-Day Grades 1-8
May 20, 2027Last Day Pre-School
May 21, 2027Last Day Kindergarten
May 21, 2027Student Half-Day Grades 1-8
May 28, 2027Last Day of School (Half-Day Grades 1-8)
May 31, 2027Memorial Day
Jun 1-7, 2027Emergency Days

Mount Prospect School District 57 Calendar 26-27 pdf FAQs

When is the first day of school in Mount Prospect School District 57 for the 2026-2027 school year?
The first day of school for students in Grades 1-8 is August 18, 2026. Kindergarten begins on August 20, 2026, and Pre-School starts on August 27, 2026.
When is Spring Break in Mount Prospect School District 57 for 2026-2027?
Spring Break is scheduled from March 22 through March 26, 2027.
When is Christmas Break in Mount Prospect School District 57 for 2026-2027?
Christmas Break begins on December 21, 2026 and continues through January 1, 2027.
When is Winter Break in Mount Prospect School District 57 for 2026-2027?
Winter Break runs from December 21, 2026, through January 1, 2027, with students returning after the break.
When is Thanksgiving Break in Mount Prospect School District 57 for the 2026-2027 school year?
Thanksgiving (Fall Break) is scheduled from November 23 through November 27, 2026.
When is the last day of school in Mount Prospect School District 57 for 2026-2027?
The last day of school for Grades 1-8 is May 28, 2027. It is a half-day for students.
When is the last day of Kindergarten in Mount Prospect School District 57?
The last day of Kindergarten is May 21, 2027.
When is the last day of Pre-School in Mount Prospect School District 57?
The last day of Pre-School is May 20, 2027.
Are there any student half-days during the 2026-2027 school year?
Yes. Student half-days for Grades 1-8 are scheduled for September 18, 2026, February 12, 2027, March 5, 2027, April 6, 2027, May 21, 2027, and May 28, 2027.
When are the Institute Days in Mount Prospect School District 57?
Staff Workshop/Institute Days are held on August 13, 14, and 17, 2026. Additional Institute Days are scheduled on October 13, 2026 and January 4, 2027.
When are the student and staff non-attendance days in Mount Prospect School District 57?
Student and staff non-attendance days occur on September 7, September 21, October 12, November 3, 2026, and January 18 and February 15, 2027. Students are also not in attendance on conference and institute days as indicated on the calendar.
Are emergency days included in the Mount Prospect School District 57 Calendar 2026-2027?
Yes. Emergency days are reserved from June 1 through June 7, 2027, if needed due to school closures during the year.

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Mount Prospect School District 57 calendar FAQs

When is the first day of school in Mount Prospect School District 57 for the 2026-2027 school year?
The first day of school for students in Grades 1-8 is August 18, 2026. Kindergarten begins on August 20, 2026, and Pre-School starts on August 27, 2026.
When is Spring Break in Mount Prospect School District 57 for 2026-2027?
Spring Break is scheduled from March 22 through March 26, 2027.
When is Christmas Break in Mount Prospect School District 57 for 2026-2027?
Christmas Break begins on December 21, 2026 and continues through January 1, 2027.
When is Winter Break in Mount Prospect School District 57 for 2026-2027?
Winter Break runs from December 21, 2026, through January 1, 2027, with students returning after the break.
When is Thanksgiving Break in Mount Prospect School District 57 for the 2026-2027 school year?
Thanksgiving (Fall Break) is scheduled from November 23 through November 27, 2026.
When is the last day of school in Mount Prospect School District 57 for 2026-2027?
The last day of school for Grades 1-8 is May 28, 2027. It is a half-day for students.
When is the last day of Kindergarten in Mount Prospect School District 57?
The last day of Kindergarten is May 21, 2027.
When is the last day of Pre-School in Mount Prospect School District 57?
The last day of Pre-School is May 20, 2027.
Are there any student half-days during the 2026-2027 school year?
Yes. Student half-days for Grades 1-8 are scheduled for September 18, 2026, February 12, 2027, March 5, 2027, April 6, 2027, May 21, 2027, and May 28, 2027.
When are the Institute Days in Mount Prospect School District 57?
Staff Workshop/Institute Days are held on August 13, 14, and 17, 2026. Additional Institute Days are scheduled on October 13, 2026 and January 4, 2027.
When are the student and staff non-attendance days in Mount Prospect School District 57?
Student and staff non-attendance days occur on September 7, September 21, October 12, November 3, 2026, and January 18 and February 15, 2027. Students are also not in attendance on conference and institute days as indicated on the calendar.
Are emergency days included in the Mount Prospect School District 57 Calendar 2026-2027?
Yes. Emergency days are reserved from June 1 through June 7, 2027, if needed due to school closures during the year.

Dates can change after publication. Read our calendar disclaimer.