Simple Schedule LogoSimple Schedule

Chicago Heights School District 170 2026-2027 School Calendar Holidays, breaks, and no school days

Chicago Heights, IL

Next no-school day
Wednesday
October 28
Professional Development Day
No-school days
25 weekdays
6 single days + 19 break days
First day
Wednesday
August 19
2026
Last day
Thursday
May 27
2027
Sync to my calendar Compare calendars

School year at a glance

First Day Last Day No School Break Early Release Conferences Holiday School Day

Breaks and holidays

Is there school on Columbus Day (Indigenous Peoples' Day)?

Mon, Oct 12
No school

Is there school on Election Day?

Tue, Nov 3
No school

When is Thanksgiving break 2026?

Nov 25–27
5 days off with weekends

When is winter break 2026?

Dec 21 – Jan 1
16 days off with weekends

Is there school on Presidents' Day?

Mon, Feb 15
No school

When is spring break 2027?

Mar 26 – Apr 2
10 days off with weekends

All 2026-2027 dates

No-school days, breaks and schedule changes, month by month.

July 2026

  • Independence Day Friday, July 3rd No school

August 2026

  • Professional Development Day Monday, August 17th No school
  • Professional Development Day Tuesday, August 18th No school
  • First Day of School Wednesday, August 19th First day

September 2026

  • Labor Day Monday, September 7th · Federal holiday No school
  • Early Release Tuesday, September 22nd Early release

October 2026

  • Parent-Teacher Conferences Thursday, October 8th Conferences
  • Parent-Teacher Conferences Friday, October 9th Conferences
  • Columbus Day / Indigenous Peoples' Day Monday, October 12th · Federal holiday No school
  • Professional Development Day Wednesday, October 28th No school

November 2026

  • Election Day Tuesday, November 3rd · State holiday No school
  • Veterans Day Wednesday, November 11th · Not on the school calendar Federal holiday
  • Early Release Tuesday, November 24th Early release
  • Thanksgiving Break Wednesday, November 25th – Friday, November 27th · 3 school days off · Includes Thanksgiving Day (federal holiday), Day after Thanksgiving (state holiday) Break

December 2026

  • Early Release Friday, December 18th Early release
  • Winter Break Monday, December 21st – Friday, January 1st · 10 school days off · Includes Christmas Day (federal holiday), New Year's Day (federal holiday) Break

January 2027

  • Martin Luther King Jr. Day Monday, January 18th · Not on the school calendar Federal holiday
  • Early Release Thursday, January 28th Early release

February 2027

  • Parent-Teacher Conferences Thursday, February 11th Conferences
  • Parent-Teacher Conferences Friday, February 12th · Lincoln's Birthday (state holiday) Conferences
  • Presidents' Day Monday, February 15th · Federal holiday No school
  • Professional Development Day Tuesday, February 23rd No school

March 2027

  • Early Release Thursday, March 25th Early release
  • Spring Break Friday, March 26th – Sunday, April 4th · 6 school days off Break

April 2027

  • Early Release Wednesday, April 14th Early release

May 2027

  • Early Release Friday, May 21st Early release
  • Last Day of School Thursday, May 27th Last day
  • Memorial Day Monday, May 31st No school

June 2027

  • Juneteenth Friday, June 18th No school

Schools using this calendar

11 schools follow the Chicago Heights School District 170 calendar.

Browse all schools (A–Z)
C
Chicago Heights Middle School
G
Garfield Elem SchoolGreenbriar Elem School
H
Highland School
J
Jefferson Elem School
K
Kennedy Elem School
L
Lincoln Elem School
R
Roosevelt Elem School
U
U S Grant Elem School
W
Washington-Mckinley Elem SchWilson Elem School

Frequently Asked Questions

When is the first and last day of school at Chicago Heights School District 170 in 2026-2027?
The first day of school at Chicago Heights School District 170 is Wednesday, August 19, 2026. The last day of school is Thursday, May 27, 2027. That's a school year of about 40 weeks.
How many school days are in the 2026-2027 school year at Chicago Heights School District 170?
About 177 school days: the weekdays from the first day to the last day, minus days off.
How many days off does Chicago Heights School District 170 have in 2026-2027?
About 25 weekdays with no school, not counting weekends or summer. That's 19 weekdays of breaks plus six single days off. There are also three long weekends, where a Friday or Monday off joins the weekend.
What is the longest stretch of school without a day off?
Thirty-nine school days in a row (about eight weeks), from Monday, April 5 to Thursday, May 27.
Does Chicago Heights School District 170 have early-release or late-start days?
Yes, the 2026-2027 calendar has seven early-release days. They're marked on the calendar above.

Simple Schedule is not affiliated with Chicago Heights School District 170. Confirm important dates with the district or your school.

Source: Chicago Heights School District 170.

Last updated

All 2026-2027 school calendars

Every school date, in one calm place

Simple Schedule keeps Chicago Heights School District 170's days off, activities and reminders organized for your family.

Get Early Access