Your Government

Sonoma County is comprised of 26 distinct departments that provide a wide array of services to residents. From law enforcement to road maintenance to promoting economic development, the county works to improve the lives of residents within the county boundaries. As agents of the state, counties are also responsible for administering many of the State’s health, welfare and criminal justice programs.

See all our County Services

Our Governing Boards

The Board of Supervisors

The Board of Supervisors is comprised of five members, one from each of the five districts, elected to four-year terms. The Board establishes policies concerning growth and development, and sets priorities for all activities within the county. In addition, they oversee the many departments and agencies of county government that provide county-wide services, health and welfare programs, elections, and public safety programs. The Board of Supervisors is also the governing body that provides municipal services to those unincorporated areas outside of cities.

The County Administrator

The Board of Supervisors appoints County Administrator who assists the Board in managing, directing and coordinating the operations of all county departments. The County Administrator also prepares the county budget and makes recommendations to the Board to promote economy and efficiency within the county.

  • Sonoma County
    Community Development Commission
    Published on May 11, 2021

    The CDC is now accepting applications for 2021-2022 CDBG and HOME funds

    All Housing and Capital development proposals must be submitted to the Community Development Commission by 3PM on June 11th, 2021

  • Published on May 11, 2021

    The County of Sonoma Board of Supervisors today received the annual State of the Retirement System Report on pension costs and pension-related liabilities through Fiscal Year 2019-20, including membership data for Sonoma County Employees’ Retirement Association, investment returns and December 2019 actuarial valuation results. The annual report to the public was recommended by the FY 2014-15 Sonoma County Grand Jury Report, the July 2016 report of the Independent Citizens’ Advisory Committee on Pension Matters, and  the September 2018 report of the Board’s Ad Hoc Committee on Pension Reform.

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Supervisorial Districts

Sonoma County is comprised of 5 supervisorial districts.

1st District
District Supervisor: Susan Gorin

2nd District
District Supervisor: David Rabbitt

3rd District
District Supervisor: Chris Coursey

4th District
District Supervisor: James Gore

5th District
District Supervisor: Lynda Hopkins

Map of Districts

District Lookup

County of Sonoma Boards, Commissions and Committees

County Offices - Holiday Closures

Holiday Closures
Most County offices are closed for these holidays.