Contra Costa County School Calendars

18 districts in Contra Costa County, California for 2026–2027. Tap one to see every key date and add it to your phone.

• Acalanes Union High School District First day Aug 11 · 7 key dates
• Antioch Unified School District First day Aug 10 · 7 key dates
• Brentwood Union School District First day Jul 28 · 7 key dates
• Byron Union School District First day Jul 28 · 7 key dates
• Canyon Elementary School District First day Aug 12 · 7 key dates
• John Swett Unified School District First day Aug 13 · 7 key dates
• Knightsen Elementary School District First day Jul 27 · 7 key dates
• Lafayette School District First day Aug 11 · 7 key dates
• Liberty Union High School District First day Jul 27 · 13 key dates
• Martinez Unified School District First day Aug 12 · 7 key dates
• Moraga School District First day Aug 11 · 7 key dates
• Mount Diablo Unified School District First day Aug 6 · 12 key dates
• Oakley Union Elementary School District First day Jul 28 · 7 key dates
• Orinda Union School District First day Aug 11 · 7 key dates
• Pittsburg Unified School District First day Aug 5 · 7 key dates
• San Ramon Valley Unified School District First day Aug 13 · 7 key dates
• Walnut Creek School District First day Aug 12 · 7 key dates
• West Contra Costa Unified School District First day Aug 18 · 7 key dates

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