Contra Costa County Jail

Contra Costa County Jail

When someone is arrested in Contra Costa County, they will most likely be taken to the Martinez facility which is a main facility for Contra Costa County. Operated by the Contra Costa County Sheriff’s Department, the Martinez Detention Facility is located at 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.

• 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