San Dieguito Union High School District Calendar 2026–2027
Encinitas, CA · 4 key dates
August 2026
Tue, Aug 11First Day of School
September 2026
Mon, Sep 7Labor Day
January 2027
Mon, Jan 18Martin Luther King Jr. Day
May 2027
Fri, May 28Last Day of School
Compiled from the district's published calendar and subject to change — always verify against the official San Dieguito High calendar.