About Us

Contra Costa County Public Works Department (CCCPWD) maintains over 660 miles of roads, 150 miles of streams, channels and other drainage and over 200 County buildings throughout Contra Costa County. CCCPWD provides services such as Parks and Recreation, Sand Bag Distribution and Flood Control throughout unincorporated areas of Contra Costa County.


Contra Costa County Public Works Department became the first County in California to be accredited by the American Public Works Association in July 2001 and have been re-accredited in 2004, 2008, 2012, 2016 and 2020. We continue to review and improve our work processes through re-evaluation every four-years.

Contact Us

  1. 255 Glacier Drive
    Martinez, CA 94553
    Phone: (925) 313-2000
    Fax: (925) 313-2333

    Office Hours

    Monday - Thursday
    7:00AM to 5:00PM
    7:00AM to 4:00PM
    Closed 12:00PM to 1:00PM