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October 2026
Coming Up
1 this weekSchool Breaks
Holidays (No School)
The Chester Community Unit School District 139 school calendar for the 2026-27 school year runs from Thursday, August 13, 2026 to Friday, May 21, 2027 in Chester, Illinois.
- •3 scheduled breaks and 8 holidays throughout the year
- •Spring break: Mar 26 – Mar 29
- •Winter break: Dec 21 – Jan 4
Chester Community Unit School District 139 starts school 189 days later than most Illinois districts. Winter break starts 364 days later than the most common Illinois schedule.
Download the iCal file above to sync all Chester Community Unit School District 139 dates with your phone or computer.
Frequently Asked Questions
Is Chester Community Unit School District 139 school open today?
Yes, Chester Community Unit School District 139 is open today. Check the weekly calendar above for upcoming school days and closures.
When is the next day off for Chester Community Unit School District 139?
The next day off is Friday, October 9, 2026 for Teachers' Institute Day.
When is the first day of school for Chester Community Unit School District 139?
The first day of school for Chester Community Unit School District 139 in 2026-27 is Thursday, August 13, 2026.
When is the last day of school for Chester Community Unit School District 139?
The last day of school for Chester Community Unit School District 139 in 2026-27 is Friday, May 21, 2027.
When is spring break for Chester Community Unit School District 139?
Spring break for Chester Community Unit School District 139 is Friday, March 26, 2027 to Monday, March 29, 2027.
When is winter break for Chester Community Unit School District 139?
Winter break for Chester Community Unit School District 139 is Monday, December 21, 2026 to Monday, January 4, 2027.
When do students go back to school after winter break?
Students in Chester Community Unit School District 139 return to school after winter break on Tuesday, January 5, 2027. Winter break ends on Monday, January 4, 2027.
When is Thanksgiving break for Chester Community Unit School District 139?
Thanksgiving break for Chester Community Unit School District 139 is Thursday, November 26, 2026 to Friday, November 27, 2026.
How do I add Chester Community Unit School District 139 calendar to my phone?
Click the "Add to Calendar" button at the top of this page to download the iCal (.ics) file. Then:
iPhone/iPad: Tap the downloaded file, then tap "Add All" to add events to your Calendar app.
Android: Open the file with Google Calendar, review the events, and tap "Import".
Google Calendar (web): Go to Settings → Import & Export → Select the .ics file → Import.
Outlook: Double-click the file or drag it into your Outlook calendar.
Apple Calendar (Mac): Double-click the file or go to File → Import → select the .ics file.
What school district is Chester, IL in?
Chester, Illinois is served by Chester Community Unit School District 139. This page shows the 2026-27 school calendar including first day, last day, breaks, and holidays.
When does school start in Chester?
School in Chester (Chester Community Unit School District 139) starts on Thursday, August 13, 2026 for the 2026-27 school year.
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Last updated: September 1, 2026
Source: Chester Community Unit School District 139 Official Calendar