Mt. Diablo Unified School District 1936 Carlotta Dr., Concord, CA 94519-1397 (map) Phone: (925) 682-8000 Website: http://www.mdusd.org Administrator: Nellie Meyer - meyern@mdusd.org County: Contra Costa LCAP Documents: Sample LCAP Infographic Learn more about LCAP Infographics Show All Districts, Charters & COEs Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Δ