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April 2026
Coming Up
School Breaks
Holidays (No School)
The Colton Joint Unified School District school calendar for the 2025-26 school year runs from Monday, August 4, 2025 to Wednesday, June 3, 2026 in Grand Terrace, California.
- •3 scheduled breaks and 11 holidays throughout the year
- •Spring break: Mar 16 – Mar 27
- •Winter break: Dec 18 – Jan 9
Colton Joint Unified School District starts school 7 days earlier than most California districts. Winter break starts 4 days earlier than the most common California schedule.
Download the iCal file above to sync all Colton Joint Unified School District dates with your phone or computer.
Frequently Asked Questions
Is Colton Joint Unified School District school open today?
Yes, Colton Joint Unified School District is open today. Check the weekly calendar above for upcoming school days and closures.
When is the next day off for Colton Joint Unified School District?
The next day off is Monday, May 25, 2026 for Memorial Day.
When is the first day of school for Colton Joint Unified School District?
The first day of school for Colton Joint Unified School District in 2025-26 is Monday, August 4, 2025.
When is the last day of school for Colton Joint Unified School District?
The last day of school for Colton Joint Unified School District in 2025-26 is Wednesday, June 3, 2026.
When is spring break for Colton Joint Unified School District?
Spring break for Colton Joint Unified School District is Monday, March 16, 2026 to Friday, March 27, 2026.
When is winter break for Colton Joint Unified School District?
Winter break for Colton Joint Unified School District is Thursday, December 18, 2025 to Friday, January 9, 2026.
When do students go back to school after winter break?
Students in Colton Joint Unified School District return to school after winter break on Monday, January 12, 2026. Winter break ends on Friday, January 9, 2026.
When is Thanksgiving break for Colton Joint Unified School District?
Thanksgiving break for Colton Joint Unified School District is Monday, November 24, 2025 to Friday, November 28, 2025.
How do I add Colton Joint Unified School District 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 Grand Terrace, CA in?
Grand Terrace, California is served by Colton Joint Unified School District. This page shows the 2025-26 school calendar including first day, last day, breaks, and holidays.
When does school start in Grand Terrace?
School in Grand Terrace (Colton Joint Unified School District) starts on Monday, August 4, 2025 for the 2025-26 school year.
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Last updated: December 19, 2025
Source: Colton Joint Unified School District Official Calendar