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Welcome to
Mt. Diablo High School!
News & Announcements
![Fall Sports Banquet - Tuesday, December 16th @5pm]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1764906694/mdusdorg/dmfyzw8ipxsqomgnfsyi/MDHSFallSportsBanquet121625_Page_1.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1764906694/mdusdorg/dmfyzw8ipxsqomgnfsyi/MDHSFallSportsBanquet121625_Page_1.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1764906694/mdusdorg/dmfyzw8ipxsqomgnfsyi/MDHSFallSportsBanquet121625_Page_1.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1764906694/mdusdorg/dmfyzw8ipxsqomgnfsyi/MDHSFallSportsBanquet121625_Page_1.jpg","width":1000}])
Upcoming Events
December 2025
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Mon
Tue
Wed
Thu
Fri
Sat
Sunday, November 30
Monday, December 1
Tuesday, December 2
Wednesday, December 3
Thursday, December 4
Friday, December 5
Saturday, December 6
Sunday, December 7
Monday, December 8
Tuesday, December 9
Wednesday, December 10
Thursday, December 11
Friday, December 12
Saturday, December 13
Sunday, December 14
Monday, December 15
Tuesday, December 16
Wednesday, December 17
Thursday, December 18
Friday, December 19
Saturday, December 20
Sunday, December 21
Monday, December 22
Tuesday, December 23
Wednesday, December 24
Thursday, December 25
Friday, December 26
Saturday, December 27
Sunday, December 28
Monday, December 29
Tuesday, December 30
Wednesday, December 31
Thursday, January 1
Friday, January 2
Saturday, January 3
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Mount Diablo High School, 2450 Grant St, Concord, CA 94520, USA