⚠Unofficial calendar. Always confirm with your district before making plans. Some dates are estimated from nearby districts or past years — those are marked below.
San Marino Unified
California · 2,747 students · 2026–27 school year
Showing the 2026–27 school year. Past years & forecasts are in our API.
Thanksgiving
Nov 23 – Nov 25
Winter
Dec 21 – Dec 21
Spring
Apr 2 – Apr 9
Last day
Jun 3
Breaks & no-school days
Day off
Starts
Ends
Floating Work Day (No Students)
—
New Teacher Inservice
—
Tk-12 Staff Development Day (No Students)
—
Tk-12 Staff Development Day (No Students)
—
Labor Day Holiday
—
Floating Work Day (No Students)
—
End Of First Quarter
—
Veterans Day Holiday
—
Thanksgiving Break
Thanksgiving Holiday
—
Thanksgiving Break
—
End Of First Semester
—
Winter Break
—
Christmas Day Holiday
—
New Year'S Day Holiday
—
Floating Work Day (No Students)
—
Martin Luther King Jr. Holiday
—
President'S Day Holiday
—
Tk-12 Staff Development Day (No Students)
—
Floating Work Day (No Students)
—
End Of Third Quarter
—
Spring Break
Final Exams Begin
—
School Recess
—
Memorial Day Holiday
—
Juneteenth Holiday
—
School dayDay offHalf dayEstimated — not yet confirmed by the district