The District Attorney's Office is responsible for the prosecution of crimes committed in the County of Contra Costa, California.

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.

News and Events

National Crime Victims' Rights Week


Click here to view National Crime Victims' Rights Week website or click on banner image

Click here to go directly to Victim Witness Assistance Program 

Click here to view 2017 Victims' Rights Week Awards ceremony 

Press Release 11-4-16: Oakland Police Department Sex Scandal

MARTINEZ, CA – Contra Costa County DA's Office, releases statement regarding the scandal involving police officers and sheriff's deputies from throughout the Bay Area. 

Click here to read press release

District Attorney’s Office produces “Best Practices” Manual on Mandated Reporting of Child Abuse/Neglect for School District Employees

Click here to view Best Practices Manual 

Contra Costa County District Attorney's Office, Joins Senator Steve Glazer to Raise Awareness of Veteran Suicides in Contra Costa County.

Click here to view video

Contra County District Attorney's Office Press Release

Quyen Tran - Grand theft by fraud and embezzlement. Click here to view press release

Richard Perez - III Investigation. Click here to view press release

FBI Announces $50,000 Reward, National Campaign to Identify East Area Rapist/Golden State Killer

The Federal Bureau of Investigation, Sacramento County Sheriff’s Department, Sacramento County District Attorney’s Office, and Contra Costa Sheriff’s Department held a press conference to announce the launch of a reward and national campaign to help identify the East Area Rapist/Golden State Killer, a violent serial burglar, rapist, and murderer who terrorized multiple communities in California throughout the 1970s and 1980s.

Click here to view flyer.

Contra Costa Times Article on Truancy Court

Click here to read more 

Contra Costa County Awarded Grant to Test Untested Rape Kits

This week, District Attorney's Office was informed by New York County District Attorney Cyrus Vance Jr. that $1,841,535 was awarded to the Contra Costa District Attorney’s Office’s to test the estimated 2,400 untested sexual assault evidence kits, or “rape kits,” in Contra Costa County.

Click here to read more

Fraud Alert - PSA

The District Attorney's Office of Contra Costa County, is warning residents to beware of a widespread telephone scam targeting taxpayers including seniors and immigrants.

Click here to view press release.

Click here to be redirect to the federal reporting system .

Real Estate Fraud PSA sponsored by Contra Costa County District Attorney's Office

This PSA seeks to proactively prevent rental fraud scam by informing the public to be wary of deals that are too good to be true.