Visual Calendar
Official calendar scans for MT.DIABLO UNIFIED SCHOOL DISTRICT MDUSD. Click any image to open full-screen.
School Calendar
Download MT.DIABLO UNIFIED SCHOOL DISTRICT MDUSD's 2026–2027 academic calendar PDF — holidays, breaks, and key dates.
For the 2026–2027 school year, the district serves 30,000 students across 50 schools in California. The school year starts August 6, 2026, with 180 instructional days planned. All dates listed below are sourced from the district's official publications. Verify with MT.DIABLO UNIFIED SCHOOL DISTRICT MDUSD before scheduling around them.
About the District
Details and contact information for MT.DIABLO UNIFIED SCHOOL DISTRICT MDUSD (USD).
Common Questions
MT.DIABLO UNIFIED SCHOOL DISTRICT MDUSD Calendar 2026–2027 — important dates and answers.
The first student day for MT.DIABLO UNIFIED SCHOOL DISTRICT Calendar 2026-2027 is August 6, 2026.
Spring Recess in MT.DIABLO UNIFIED SCHOOL DISTRICT Calendar 2026-2027 is from April 5-12, 2027.
Christmas Holiday in MT.DIABLO UNIFIED SCHOOL DISTRICT Calendar 2026-2027 is on December 25, 2026.
Winter Recess in MT.DIABLO UNIFIED SCHOOL DISTRICT Calendar 2026-2027 is from December 21, 2026 to January 1, 2027.
Thanksgiving break in MT.DIABLO UNIFIED SCHOOL DISTRICT Calendar 2026-2027 is from November 23-27, 2026.
The last student day for MT.DIABLO UNIFIED SCHOOL DISTRICT Calendar 2026-2027 is June 2, 2027.
Labor Day is observed on September 7, 2026.
Memorial Day is observed on May 31, 2027.
School resumes after Fall Recess on October 13, 2026.
School resumes after Winter Recess on January 4, 2027.
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