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School Open
Dismissal: 3:30 PM
Next 7 Days
4 days offApril 2026
Coming Up
2 this weekSchool Breaks
Holidays (No School)
The Alton Community Unit School District 11 school calendar for the 2025-26 school year runs from Wednesday, August 20, 2025 to Thursday, May 14, 2026 in Alton, Illinois.
- •4 scheduled breaks and 4 holidays throughout the year
- •Spring break: Mar 16 – Mar 20
- •Winter break: Dec 22 – Jan 2
Alton Community Unit School District 11 starts school 169 days earlier than most Illinois districts. Winter break matches the most common Illinois schedule, starting 12/22.
Download the iCal file above to sync all Alton Community Unit School District 11 dates with your phone or computer.
Frequently Asked Questions
Is Alton Community Unit School District 11 school open today?
Yes, Alton Community Unit School District 11 is open today. Check the weekly calendar above for upcoming school days and closures.
When is the next day off for Alton Community Unit School District 11?
The next day off is Friday, April 3, 2026 for Good Friday.
When is the first day of school for Alton Community Unit School District 11?
The first day of school for Alton Community Unit School District 11 in 2025-26 is Wednesday, August 20, 2025.
When is the last day of school for Alton Community Unit School District 11?
The last day of school for Alton Community Unit School District 11 in 2025-26 is Thursday, May 14, 2026.
When is spring break for Alton Community Unit School District 11?
Spring break for Alton Community Unit School District 11 is Monday, March 16, 2026 to Friday, March 20, 2026.
When is winter break for Alton Community Unit School District 11?
Winter break for Alton Community Unit School District 11 is Monday, December 22, 2025 to Friday, January 2, 2026.
When do students go back to school after winter break?
Students in Alton Community Unit School District 11 return to school after winter break on Monday, January 5, 2026. Winter break ends on Friday, January 2, 2026.
When is Thanksgiving break for Alton Community Unit School District 11?
Thanksgiving break for Alton Community Unit School District 11 is Monday, November 24, 2025 to Friday, November 28, 2025.
How do I add Alton Community Unit School District 11 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 Alton, IL in?
Alton, Illinois is served by Alton Community Unit School District 11. This page shows the 2025-26 school calendar including first day, last day, breaks, and holidays.
When does school start in Alton?
School in Alton (Alton Community Unit School District 11) starts on Wednesday, August 20, 2025 for the 2025-26 school year.
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Last updated: December 19, 2025
Source: Alton Community Unit School District 11 Official Calendar