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School Open
Dismissal: 3:30 PM
Next 7 Days
August 2026
Coming Up
1 this weekSchool Breaks
Holidays (No School)
The Collinsville Community Unit School District 10 school calendar for the 2026-27 school year runs from Monday, August 17, 2026 to Friday, May 28, 2027 in Collinsville, Illinois.
- •3 scheduled breaks and 8 holidays throughout the year
- •Spring break: Apr 1 – Apr 2
- •Winter break: Dec 23 – Dec 31
Collinsville Community Unit School District 10 starts school 193 days later than most Illinois districts. Winter break starts 366 days later than the most common Illinois schedule.
Download the iCal file above to sync all Collinsville Community Unit School District 10 dates with your phone or computer.
Frequently Asked Questions
Is Collinsville Community Unit School District 10 school open today?
Yes, Collinsville Community Unit School District 10 is open today. Check the weekly calendar above for upcoming school days and closures.
When is the next day off for Collinsville Community Unit School District 10?
The next day off is Monday, September 7, 2026 for Labor Day.
When is the first day of school for Collinsville Community Unit School District 10?
The first day of school for Collinsville Community Unit School District 10 in 2026-27 is Monday, August 17, 2026.
When is the last day of school for Collinsville Community Unit School District 10?
The last day of school for Collinsville Community Unit School District 10 in 2026-27 is Friday, May 28, 2027.
When is spring break for Collinsville Community Unit School District 10?
Spring break for Collinsville Community Unit School District 10 is Thursday, April 1, 2027 to Friday, April 2, 2027.
When is winter break for Collinsville Community Unit School District 10?
Winter break for Collinsville Community Unit School District 10 is Wednesday, December 23, 2026 to Thursday, December 31, 2026.
When do students go back to school after winter break?
Students in Collinsville Community Unit School District 10 return to school after winter break on Friday, January 1, 2027. Winter break ends on Thursday, December 31, 2026.
When is Thanksgiving break for Collinsville Community Unit School District 10?
Thanksgiving break for Collinsville Community Unit School District 10 is Wednesday, November 25, 2026 to Friday, November 27, 2026.
How do I add Collinsville Community Unit School District 10 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 Collinsville, IL in?
Collinsville, Illinois is served by Collinsville Community Unit School District 10. This page shows the 2026-27 school calendar including first day, last day, breaks, and holidays.
When does school start in Collinsville?
School in Collinsville (Collinsville Community Unit School District 10) starts on Monday, August 17, 2026 for the 2026-27 school year.
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Last updated: July 11, 2026
Source: Collinsville Community Unit School District 10 Official Calendar