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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 Green Valley Community High School District 306 school calendar for the 2025-26 school year runs from Wednesday, August 13, 2025 to Friday, May 22, 2026 in Illinois.
- •3 scheduled breaks and 6 holidays throughout the year
- •Spring break: Mar 12 – Mar 16
- •Winter break: Dec 22 – Jan 2
Green Valley Community High School District 306 starts school 176 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 Green Valley Community High School District 306 dates with your phone or computer.
Frequently Asked Questions
Is Green Valley Community High School District 306 school open today?
Yes, Green Valley Community High School District 306 is open today. Check the weekly calendar above for upcoming school days and closures.
When is the next day off for Green Valley Community High School District 306?
The next day off is Friday, April 3, 2026 for Good Friday.
When is the first day of school for Green Valley Community High School District 306?
The first day of school for Green Valley Community High School District 306 in 2025-26 is Wednesday, August 13, 2025.
When is the last day of school for Green Valley Community High School District 306?
The last day of school for Green Valley Community High School District 306 in 2025-26 is Friday, May 22, 2026.
When is spring break for Green Valley Community High School District 306?
Spring break for Green Valley Community High School District 306 is Thursday, March 12, 2026 to Monday, March 16, 2026.
When is winter break for Green Valley Community High School District 306?
Winter break for Green Valley Community High School District 306 is Monday, December 22, 2025 to Friday, January 2, 2026.
When do students go back to school after winter break?
Students in Green Valley Community High School District 306 return to school after winter break on Monday, January 5, 2026. Winter break ends on Friday, January 2, 2026.
When is Thanksgiving break for Green Valley Community High School District 306?
Thanksgiving break for Green Valley Community High School District 306 is Wednesday, November 26, 2025 to Friday, November 28, 2025.
How do I add Green Valley Community High School District 306 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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Other Illinois Districts
Last updated: December 19, 2025
Source: Green Valley Community High School District 306 Official Calendar