Contra Costa County 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.

Community Events 

2018 National Crime Victims’ Rights Week 

Click the above image to view selected artwork and posters for 2018 National Crime Victims' Right Week.

Listen to the District Attorney’s radio spot promoting our Victims Assistance Program and National Crime Victims’ Rights Week

  1. Press Release: Defendant Linda Thomas Found Guilty for Murdering Her Sister Zonna

    On Monday, a Contra Costa County jury found defendant Linda Thomas of Clinton, Washington guilty of murdering her sister Zonna Thomas with a firearm. After the defendant murdered her sister, she attempted to murder Zonna’s husband Donald. Read on...
  2. Press Release: DA Diana Becton Announces Renewed Efforts to Combat Elementary School Truancy

    Contra Costa County District Attorney Diana Becton is asking every elementary school principal to partner with the District Attorney’s Office to reduce chronic absenteeism and truancy in our community. Read on...
  3. Press Release: Contra Costa County Clean Slate Day Set for May 19 in Antioch

    This Saturday, May 19, is Clean Slate Day at Antioch Middle School. The event allows individuals to apply for and receive a reduction or dismissal of a prior conviction. Read on...
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