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School Open
Dismissal: 3:30 PM
Next 7 Days
1 day offApril 2026
Coming Up
1 this weekSchool Breaks
Holidays (No School)
The Arlington Heights School District 25 school calendar for the 2025-26 school year runs from Thursday, August 21, 2025 to Thursday, June 4, 2026 in Illinois.
- •3 scheduled breaks and 6 holidays throughout the year
- •Spring break: Mar 23 – Mar 27
- •Winter break: Dec 22 – Jan 2
Arlington Heights School District 25 starts school 168 days earlier than most Illinois districts. Winter break matches the most common Illinois schedule, starting 12/22. Spring break aligns with the most common Illinois schedule.
Download the iCal file above to sync all Arlington Heights School District 25 dates with your phone or computer.
Frequently Asked Questions
Is Arlington Heights School District 25 school open today?
Yes, Arlington Heights School District 25 is open today. Check the weekly calendar above for upcoming school days and closures.
When is the next day off for Arlington Heights School District 25?
The next day off is Friday, April 3, 2026 for Good Friday.
When is the first day of school for Arlington Heights School District 25?
The first day of school for Arlington Heights School District 25 in 2025-26 is Thursday, August 21, 2025.
When is the last day of school for Arlington Heights School District 25?
The last day of school for Arlington Heights School District 25 in 2025-26 is Thursday, June 4, 2026.
When is spring break for Arlington Heights School District 25?
Spring break for Arlington Heights School District 25 is Monday, March 23, 2026 to Friday, March 27, 2026.
When is winter break for Arlington Heights School District 25?
Winter break for Arlington Heights School District 25 is Monday, December 22, 2025 to Friday, January 2, 2026.
When do students go back to school after winter break?
Students in Arlington Heights School District 25 return to school after winter break on Monday, January 5, 2026. Winter break ends on Friday, January 2, 2026.
When is Thanksgiving break for Arlington Heights School District 25?
Thanksgiving break for Arlington Heights School District 25 is Monday, November 24, 2025 to Friday, November 28, 2025.
How do I add Arlington Heights School District 25 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.
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Last updated: December 19, 2025
Source: Arlington Heights School District 25 Official Calendar