Message from the District Attorney

A Message from Diana Becton

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

Our Mission

The mission of the Contra Costa County District Attorney's Office is to seek justice and enhance public safety for all our residents by fairly, ethically, aggressively and efficiently prosecuting those who violate the law, and by working to prevent crime.

We hope this website will assist you by providing information about our Office and links to helpful community resources and law enforcement agencies.

  1. Charging Decision Made Against Antioch Mayor Lamar Thorpe

    Martinez, Calif. -- Antioch Mayor Lamar Thorpe was charged with two Misdemeanor counts of Driving Under the Influence (DUI) of alcohol on April 1, 2022. Read more...
  2. Murder Charge Filed Against Unhoused Concord Man

    Martinez, Calif. – The Contra Costa District Attorney’s Office files a murder charge against a homeless man in Concord -- plus an enhancement for intentionally firing a handgun that killed a Walnut Creek resident. Read more...
  3. Murder Charges Filed Against Concord Couple

    Martinez, Calif. – The Contra Costa District Attorney files murder charges against a Concord couple. Read more...
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