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Weekend
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May 2026
Coming Up
School Breaks
Holidays (No School)
The Holbrook Unified District school calendar for the 2025-26 school year runs from Wednesday, August 27, 2025 to Thursday, June 11, 2026 in Sun Valley, Arizona.
- •3 scheduled breaks and 11 holidays throughout the year
- •Spring break: Apr 21 – Apr 24
- •Winter break: Dec 24 – Dec 31
Holbrook Unified District starts school 18 days later than most Arizona districts.
Download the iCal file above to sync all Holbrook Unified District dates with your phone or computer.
Frequently Asked Questions
Is Holbrook Unified District school open today?
No, today is Sunday - school is not in session on weekends.
When is the next day off for Holbrook Unified District?
The next day off is Monday, May 25, 2026 for Memorial Day.
When is the first day of school for Holbrook Unified District?
The first day of school for Holbrook Unified District in 2025-26 is Wednesday, August 27, 2025.
When is the last day of school for Holbrook Unified District?
The last day of school for Holbrook Unified District in 2025-26 is Thursday, June 11, 2026.
When is spring break for Holbrook Unified District?
Spring break for Holbrook Unified District is Tuesday, April 21, 2026 to Friday, April 24, 2026.
When is winter break for Holbrook Unified District?
Winter break for Holbrook Unified District is Wednesday, December 24, 2025 to Wednesday, December 31, 2025.
When do students go back to school after winter break?
Students in Holbrook Unified District return to school after winter break on Thursday, January 1, 2026. Winter break ends on Wednesday, December 31, 2025.
When is Thanksgiving break for Holbrook Unified District?
Thanksgiving break dates for Holbrook Unified District are not yet available.
How do I add Holbrook Unified 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 Sun Valley, AZ in?
Sun Valley, Arizona is served by Holbrook Unified District. This page shows the 2025-26 school calendar including first day, last day, breaks, and holidays.
When does school start in Sun Valley?
School in Sun Valley (Holbrook Unified District) starts on Wednesday, August 27, 2025 for the 2025-26 school year.
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Last updated: January 3, 2026