⚠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 Dieguito Union High
California · 12,364 students · 2026–27 school year
Showing the 2026–27 school year. Past years & forecasts are in our API.
Thanksgiving
Nov 23 – Nov 27
Winter
Dec 21 – Jan 5
Spring
Mar 8 – Mar 12
Last day
Jun 2
Breaks & no-school days
Day off
Starts
Ends
Labor Day
—
Fort Bend Fair Holiday
—
Fall Break
Student Holiday / Planning & Data Day
—
Thanksgiving Break
Student Holiday / Teacher Work Day And Planning Day
—
Winter Break
Student Holiday / Staff Development
—
Martin Luther King Jr Holiday
—
Student Holiday / Planning & Data Day
—
Spring Break
Student Holiday / Staff Development
—
Student And Staff Holiday
—
Student And Staff Holiday
—
Memorial Day
—
Juneteenth
—
School dayDay offHalf dayEstimated — not yet confirmed by the district