Visual Calendar
Official calendar scans for Grossmont Union High School District. Click any image to open full-screen.
Official Document
The official calendar PDF published by Grossmont Union High School District. Download or view inline.
School Calendar
Month-by-month view of Grossmont Union High School District's 2026–2027 academic calendar — holidays, breaks, and key dates.
About the District
Details and contact information for Grossmont Union High School District.
Common Questions
Grossmont Union High School District Calendar 2026–2027 — important dates and answers.
The first day of school for the Grossmont Union High School District 2026-2027 school year is August 12, 2026.
Spring break is scheduled from March 22, 2027 through April 2, 2027.
Christmas break falls within the winter break period from December 21, 2026 through January 1, 2027.
Winter break is from December 21, 2026 to January 1, 2027.
Thanksgiving break takes place from November 23, 2026 through November 27, 2026.
The last day of school for students is June 3, 2027.
Labor Day will be observed on September 7, 2026, and schools will be closed.
Martin Luther King Jr. Day will be observed on January 18, 2027.
Memorial Day will be observed on May 31, 2027.
First semester final exams are scheduled from December 15–17, 2026, and second semester final exams are scheduled from June 1–3, 2027.
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