Contra Costa County

Contra Costa County

When someone is arrested in Contra Costa County, they will most likely be taken to the Martinez facility which houses pre-sentenced detainees. Operated by the Contra Costa County Sheriff’s Department, the Martinez facility is located at Martinez Detention Facility 1000 Ward Street, Martinez, CA 94553. Other facilities operated by the Custody Services Bureau (CSB) include the Custody Alternative Facility, West County Detention Facility, and Marsh Creek Detention Facility. The three facilities average 1,500 or more inmates. Visit our resources page for more details on Contra Costa County facilities.

• East Bay (510) 336-2245
• Tri-Valley (925) 426-5307
• San José (408) 971-2245
• Redwood City (650) 363-2242
• San Mateo County (650)363-2242
• San Francisco (415) 454-2245
• French Camp (209) 931-2244
• Modesto-Tracy (209) 931-2244
• Fairfield (707) 421-1170
• Napa (707) 258-2245
• Santa Rosa (707) 258-2245
• Sonoma (707) 258-2245
• Marin (415) 454-2245
• San Rafael (415) 454-2245