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September 2026
Coming Up
School Breaks
Holidays (No School)
The San Marcos Unified School District school calendar for the 2026-27 school year runs from Tuesday, August 18, 2026 to Wednesday, June 9, 2027 in San Marcos, California.
- •3 scheduled breaks and 8 holidays throughout the year
- •Spring break: Mar 29 – Apr 2
- •Winter break: Dec 21 – Jan 8
San Marcos Unified School District starts school 372 days later than most California districts. Winter break starts 364 days later than the most common California schedule.
Download the iCal file above to sync all San Marcos Unified School District dates with your phone or computer.
Frequently Asked Questions
Is San Marcos Unified School District school open today?
Yes, San Marcos Unified School District is open today. Check the weekly calendar above for upcoming school days and closures.
When is the next day off for San Marcos Unified School District?
The next day off is Wednesday, November 11, 2026 for Veteran's Day.
When is the first day of school for San Marcos Unified School District?
The first day of school for San Marcos Unified School District in 2026-27 is Tuesday, August 18, 2026.
When is the last day of school for San Marcos Unified School District?
The last day of school for San Marcos Unified School District in 2026-27 is Wednesday, June 9, 2027.
When is spring break for San Marcos Unified School District?
Spring break for San Marcos Unified School District is Monday, March 29, 2027 to Friday, April 2, 2027.
When is winter break for San Marcos Unified School District?
Winter break for San Marcos Unified School District is Monday, December 21, 2026 to Friday, January 8, 2027.
When do students go back to school after winter break?
Students in San Marcos Unified School District return to school after winter break on Monday, January 11, 2027. Winter break ends on Friday, January 8, 2027.
When is Thanksgiving break for San Marcos Unified School District?
Thanksgiving break for San Marcos Unified School District is Monday, November 23, 2026 to Friday, November 27, 2026.
How do I add San Marcos 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 San Marcos, CA in?
San Marcos, California is served by San Marcos Unified School District. This page shows the 2026-27 school calendar including first day, last day, breaks, and holidays.
When does school start in San Marcos?
School in San Marcos (San Marcos Unified School District) starts on Tuesday, August 18, 2026 for the 2026-27 school year.
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Last updated: September 4, 2026
Source: San Marcos Unified School District Official Calendar