Visual Calendar
Official calendar scans for San Marcos Unified School District USD. Click any image to open full-screen.
School Calendar
Download San Marcos Unified School District USD's 2026–2027 academic calendar PDF — holidays, breaks, and key dates.
For the 2026–2027 school year, the district serves 20,000 students across 23 schools in Southern California, California. Classes begin August 18, 2026 and end June 9, 2027, with 180 instructional days planned. All dates listed below are sourced from the district's official publications. Verify with San Marcos Unified School District before scheduling around them.
About the District
Details and contact information for San Marcos Unified School District USD.
Common Questions
San Marcos Unified School District USD Calendar 2026–2027 — important dates and answers.
The first day of school for the San Marcos Unified School District 2026-2027 school year is August 18, 2026.
Spring break is scheduled from March 29 through April 2, 2027.
Christmas break occurs during the winter recess which runs from December 21, 2026 through January 8, 2027.
Winter break for the 2026-2027 academic year is December 21, 2026 to January 8, 2027.
Thanksgiving recess will take place from November 23 through November 27, 2026.
The last day of school is June 9, 2027.
Labor Day will be observed on September 7, 2026.
Veterans Day will be observed on November 11, 2026.
Martin Luther King Jr. Day will be observed on January 18, 2027.
Memorial Day will be observed on May 31, 2027.
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