• Welcome to Concord, California!

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  • Supervisor Karen Mitchoff, District IV

    • Governmental Agencies
    2151 Salvio Street, Ste. R
    Concord, CA 94520
    (925) 521-7100
    (925) 646-5202 (fax)
    Hours:
    Monday - Friday
    8 a.m. - noon
    1 p.m. - 5 p.m.

    About Us

    Hello and welcome to the District IV website. District IV contains the cities of Clayton, Concord, Pleasant Hill and part of Walnut Creek, as well as the unincorporated community of Contra Costa read more
    • About

      Hello and welcome to the District IV website. District IV contains the cities of Clayton, Concord, Pleasant Hill and part of Walnut Creek, as well as the unincorporated community of Contra Costa Centre.

    • Media