1. DA Welcome

  2. Welcome to the District Attorney Office’s website and thank you for visiting. I want to underscore that our office is here to serve you

    We are all committed to protecting the public’s safety and providing assistance to those harmed by violence. We continue to find ways to modernize our office as we focus on the community’s needs to ensure Contra Costa County remains a safe and welcoming place to live and work.

    Diana Becton, District Attorney

Join Our Team Today

The Contra Costa County District Attorney’s Office is pleased to announce the solicitation of Statements of Qualification (SOQ)/Resumes from professionals interested in serving as a contracted Crime Analyst for the District Attorney’s Office during the period January 1, 2024 to September 30, 2025. 

Complete Application Packet must be received on BidSync/Periscope S2G website by 5:00 p.m. on Wednesday, December 13, 2023.

To apply click HERE

DA's Office News Flash

  1. Murder and Firearm Assault Charges Filed Against Oakley Young Adult

    Martinez, California – The Contra Costa District Attorney’s Office has formally charged 18-year-old Sean Karp with murder, firearm assault, and related enhancements in connection with the shooting death of 16-year-old Ke’Marion Tucker. Read more...
  2. Joint Civil Enforcement Action Against Martinez Refining Co.

    Martinez, California – Contra Costa County District Attorney Diana Becton and the Bay Area Air Quality Management District’s Chief Counsel Alexander Crockett, today announced a joint civil enforcement action against the Martinez Refining Company (MRC). Read more...
  3. Statement on the Apprehension of Kenneth David McIsaac

    Mental Health Diversion fugitive Kenneth David McIsaac was apprehended on November 14th in Oakland. Read more...
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  1. What Does a DA Do Contra Costa