You can call the 30-bed Antioch Jail 24 hours a day for inmate information at 925-778-2441.
This facility processes offenders arrested for misdemeanors and felonies. They undergo booking and processing, and depending on their charges, may remain incarcerated until they are bonded out, released on their own recognizance, or held until their trial concludes.
Use the inmate search tool to see who is currently in custody.
Inmates serving less than one year will do their time at this jail, while those with longer sentences will be transferred to the California State Prison System or the Federal Bureau of Prisons.
This page provides information on the visitation schedule, funding an inmate's account, mailing them, receiving phone calls, voicemail, email and texting, tablet rentals, bail bond details, and commissary purchases.
It is useful to keep the inmate's jail ID or booking number for correspondence purposes. If it’s not available online, contact Antioch Jail at 925-778-2441 for assistance.
Phone: 925-778-2441
Physical Address:
300 “L” Street
Antioch, CA 94509
Other Jails and Prisons
To search for an inmate in the Antioch Jail, review their criminal charges, the amount of their bond, when they can get visits, or even view their mugshot, go to the Official Jail Inmate Roster, or call the jail at 925-778-2441 for the information you are looking for. The Jail Roster Report also links to the county arrests for the day as well as the Incident Report, which details all the calls that Contra Costa Sheriff Deputies were called to, and what the outcome was. You can also look up a list of criminal courts for Contra Costa County and every other county in California.
The Antioch Jail maintains an average of 30 offenders in custody on any given day. The Antioch Jail has a monthly turnover of 40% of their inmate population, another 30% turnover every 90 days, another 20% every six months, and approximately 10% stay incarcerated between six and twelve months. Every year Contra Costa County law enforcement agencies arrest and detain approximately 63,600 offenders.
The following charts of Contra Costa County inmate population demographics are updated daily. The information shown is for today. For research purposes we have broken down the inmates by sex, age, ethnicity, and criminal charges.
The information is compiled from the Contra Costa County Corrections Department, the state of California Department of Corrections, as well as the United States Department of Justice and Census Bureau records. It represents every person in custody in Contra Costa County.
For complete information on how to get directions, bond, visit, mail, send and receive email and texts, receive phone calls, and send money or commissary to an inmate, find arrest information for Contra Costa County and other counties surrounding this one, scroll down this page. We have a section for each.
We also provide photos of the jail that we have collected over the years.
⇓ Learn more ⇓ Show lessAfter an arrest, individuals are transported to Antioch Jail for the booking process. This procedure ensures the person’s identity, assesses charges, and determines if they will be released, eligible for bail, or detained until court.
Remaining silent during this process is vital. Anything said could be used as evidence, so it’s wise to wait for an attorney before speaking about the arrest.
Here’s a breakdown of the booking steps at Antioch Jail:
For questions about an arrestee’s bond, call the facility at 925-778-2441.
What are the other City and County Jails in Contra Costa County?
What are the other Jails in the Neighboring Counties surrounding Contra Costa County?
This facility, known as "Antioch Jail" is also known as Antioch Police Department, Antioch Jail, California, Contra Costa.