2026-27 Mt. Diablo Unified School District Calendar

The 2026-27 Mt. Diablo Unified School District Calendar was converted to calendar events, saving everyone the duplicate effort of creating calendar events manually.

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July 2026

MDUSD: Independence Day (Observed)
Fri, Jul 3, 2026
Created from the 2026-27 Mt. Diablo Unified School District Calendar.
MDUSD: Title I Academy
Wed, Jul 29, 2026
Created from the 2026-27 Mt. Diablo Unified School District Calendar.
MDUSD: New Staff Orientation
Thu, Jul 30, 2026 - Fri, Jul 31, 2026
Created from the 2026-27 Mt. Diablo Unified School District Calendar.

August 2026

MDUSD: Teacher In-Service Days
Mon, Aug 3, 2026 - Wed, Aug 5, 2026
Created from the 2026-27 Mt. Diablo Unified School District Calendar.
MDUSD: First Day of School for Students
Thu, Aug 6, 2026
Created from the 2026-27 Mt. Diablo Unified School District Calendar.

September 2026

MDUSD: No School, Labor Day
Mon, Sep 7, 2026
Created from the 2026-27 Mt. Diablo Unified School District Calendar.

October 2026

MDUSD: End of Quarter 1
Fri, Oct 2, 2026
Created from the 2026-27 Mt. Diablo Unified School District Calendar.
MDUSD: No School, Fall Recess
Mon, Oct 5, 2026 - Fri, Oct 9, 2026
Created from the 2026-27 Mt. Diablo Unified School District Calendar.
MDUSD: No School, Indigenous Peoples Day
Mon, Oct 12, 2026
Created from the 2026-27 Mt. Diablo Unified School District Calendar.
School Resumes
Tue, Oct 13, 2026
Created from the 2026-27 Mt. Diablo Unified School District Calendar.
MDUSD: No School for Students, Teacher In-Service Day
Mon, Oct 26, 2026
Created from the 2026-27 Mt. Diablo Unified School District Calendar.
MDUSD: End of Trimester 1
Fri, Oct 30, 2026
Created from the 2026-27 Mt. Diablo Unified School District Calendar.

November 2026

MDUSD: Caregiver Conferences (TK-5th Grade)
Mon, Nov 2, 2026 - Fri, Nov 6, 2026
Created from the 2026-27 Mt. Diablo Unified School District Calendar.
Caregiver Conferences (TK-5th Grade)
Mon, Nov 9, 2026 - Tue, Nov 10, 2026
Created from the 2026-27 Mt. Diablo Unified School District Calendar.
MDUSD: No School, Veterans Day
Wed, Nov 11, 2026
Created from the 2026-27 Mt. Diablo Unified School District Calendar.
MDUSD: Caregiver Conferences (TK-5th Grade)
Thu, Nov 12, 2026 - Fri, Nov 13, 2026
Created from the 2026-27 Mt. Diablo Unified School District Calendar.
MDUSD: No School, Thanksgiving Recess
Mon, Nov 23, 2026 - Fri, Nov 27, 2026
Created from the 2026-27 Mt. Diablo Unified School District Calendar.
School Resumes
Mon, Nov 30, 2026
Created from the 2026-27 Mt. Diablo Unified School District Calendar.

December 2026

MDUSD: End of Quarter 2 / End of Semester 1
Fri, Dec 18, 2026
Created from the 2026-27 Mt. Diablo Unified School District Calendar.
MDUSD: No School, Winter Recess
Mon, Dec 21, 2026 - Fri, Jan 1, 2027
Created from the 2026-27 Mt. Diablo Unified School District Calendar.

January 2027

School Resumes
Mon, Jan 4, 2027
Created from the 2026-27 Mt. Diablo Unified School District Calendar.
MDUSD: No School, Martin Luther King Jr. Day
Mon, Jan 18, 2027
Created from the 2026-27 Mt. Diablo Unified School District Calendar.

February 2027

MDUSD: No School, Presidents' Day
Mon, Feb 15, 2027
Created from the 2026-27 Mt. Diablo Unified School District Calendar.
MDUSD: End of Trimester 2
Fri, Feb 26, 2027
Created from the 2026-27 Mt. Diablo Unified School District Calendar.

March 2027

MDUSD: End of Quarter 3
Fri, Mar 12, 2027
Created from the 2026-27 Mt. Diablo Unified School District Calendar.
MDUSD: No School for Students, Teacher In-Service Day
Mon, Mar 15, 2027
Created from the 2026-27 Mt. Diablo Unified School District Calendar.
MDUSD: No School, César Chávez Day
Wed, Mar 31, 2027
Created from the 2026-27 Mt. Diablo Unified School District Calendar.

April 2027

MDUSD: No School, Spring Recess
Mon, Apr 5, 2027 - Mon, Apr 12, 2027
Created from the 2026-27 Mt. Diablo Unified School District Calendar.
School Resumes
Tue, Apr 13, 2027
Created from the 2026-27 Mt. Diablo Unified School District Calendar.

May 2027

MDUSD: No School, Memorial Day
Mon, May 31, 2027
Created from the 2026-27 Mt. Diablo Unified School District Calendar.

June 2027

MDUSD: Last Day of School
Wed, Jun 2, 2027
Created from the 2026-27 Mt. Diablo Unified School District Calendar.
MDUSD: End of Quarter 4 / End of Semester 2 / End of Trimester 3
Tue, Jun 8, 2027
Last student day is June 2; June 8 is the official administrative close of grading periods, likely a teacher work/grade submission period.
Created from the 2026-27 Mt. Diablo Unified School District Calendar.
MDUSD: Juneteenth (Observed)
Fri, Jun 18, 2027
Created from the 2026-27 Mt. Diablo Unified School District Calendar.