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Find your county board of supervisors in California

Find the county governing board or clerk's official information and published meeting resources.

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In California, 58 county departments publish 58 official links for this service. Reviewed requirements cover availability notices (21). 58 counties have a page for it below.

Before you start · 2 things to check
  • Open the posted agenda before attending or commenting; meeting dates, locations and channels can change.
  • Written public comments may become part of the published meeting record. Check the county's instructions before including personal information.

58 guides with reviewed service links · Reviewed local guides

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Highlighted counties have a reviewed service guide matching this selection. An agency may serve only a city or part of a county.

California58 counties
California county mapChoose a county to open its directory. Use the county search and list for smaller counties.Alameda County: open directoryAlpine County: open directoryAmador County: open directoryButte County: open directoryCalaveras County: open directoryColusa County: open directoryContra Costa County: open directoryDel Norte County: open directoryEl Dorado County: open directoryFresno County: open directoryGlenn County: open directoryHumboldt County: open directoryImperial County: open directoryInyo County: open directoryKern County: open directoryKings County: open directoryLake County: open directoryLassen County: open directoryLos Angeles County: open directoryMadera County: open directoryMarin County: open directoryMariposa County: open directoryMendocino County: open directoryMerced County: open directoryModoc County: open directoryMono County: open directoryMonterey County: open directoryNapa County: open directoryNevada County: open directoryOrange County: open directoryPlacer County: open directoryPlumas County: open directoryRiverside County: open directorySacramento County: open directorySan Benito County: open directorySan Bernardino County: open directorySan Diego County: open directorySan Francisco County: open directorySan Joaquin County: open directorySan Luis Obispo County: open directorySan Mateo County: open directorySanta Barbara County: open directorySanta Clara County: open directorySanta Cruz County: open directoryShasta County: open directorySierra County: open directorySiskiyou County: open directorySolano County: open directorySonoma County: open directoryStanislaus County: open directorySutter County: open directoryTehama County: open directoryTrinity County: open directoryTulare County: open directoryTuolumne County: open directoryVentura County: open directoryYolo County: open directoryYuba County: open directory
County directory Reviewed service guides available
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U.S. Census boundaries via U.S. Atlas · 2017 edition, simplified for display.

Showing 58 guides as a short list. Choose your county or type a city above to see each guide’s instructions, conditions and sources here.

County government · El Dorado

El Dorado County Board of Supervisors

Governing body

Official board and clerk information (opens in a new tab)
Published board meeting and participation guidance; check the posted agenda for changes

The Board generally convenes in regular session on several Tuesdays each month. The Board sets policy for County departments, oversees the County budget, and adopts ordinances on local matters and establishes land use policies.

Official information checked October 26, 2026 · Details & sources

Full guide, contact details & sources →
County government · Madera

Madera County Board of Supervisors

County governing-board information. Meeting dates, locations and participation channels must be checked against the posted agenda. Individual supervisor district boundaries are not inferred from the county navigation map.

Official board and clerk information (opens in a new tab)
Published board meeting and participation guidance; check the posted agenda for changes

The Board meets regularly on the first three Tuesdays of each month and occasionally on Mondays in the Board Chambers of the County Government Center in Madera.

Official information checked October 26, 2026 · Details & sources

Full guide, contact details & sources →
County government · Nevada

Nevada County Board of Supervisors

County governing-board information. Meeting dates, locations and participation channels must be checked against the posted agenda. Individual supervisor district boundaries are not inferred from the county navigation map.

Official board and clerk information (opens in a new tab)
Published board meeting and participation guidance; check the posted agenda for changes

Meetings are held at 9 am on two Tuesdays of each month. Please see the meeting calendar and the agenda for each meeting in order to verify details.

Official information checked October 26, 2026 · Details & sources

Full guide, contact details & sources →
County government · Orange

Orange County Board of Supervisors

Governing body

Official board and clerk information (opens in a new tab)
Published board meeting and participation guidance; check the posted agenda for changes

The Board of Supervisors oversees the management of County government and many special districts. The Board's legislative and executive activities are conducted at public meetings with certain personnel and legal matters discussed in closed sessions. Board meetings are held at the County Administration North building at 400 W. Civic Center Drive, in Santa Ana.

Official information checked October 26, 2026 · Details & sources

Full guide, contact details & sources →
County government · Placer

Placer County Board of Supervisors

Governing body

Official board and clerk information (opens in a new tab)
Published board meeting and participation guidance; check the posted agenda for changes

The Board of Supervisors is the governing body of the County and certain special districts. The Board enacts ordinances and resolutions, adopts the annual budget, approves contracts, appropriates funds, determines land use zoning for the unincorporated area, and appoints certain County officers, including the CEO and members of various boards and commissions. The Board of Supervisors generally meets on the second and fourth Tuesday of each month at 9 a.m. at the Placer County Administrative Center located at 175 Fulweiler Avenue in Auburn, CA. Please view the meeting calendar below to verify meeting dates.

Official information checked October 26, 2026 · Details & sources

Full guide, contact details & sources →
County government · San Luis Obispo

San Luis Obispo County Board of Supervisors

Governing body

Official board and clerk information (opens in a new tab)
Published board meeting and participation guidance; check the posted agenda for changes

The San Luis Obispo Board of Supervisors, the legislative arm of the County government, is committed to the implementation of such policies and the provision of such services that will enhance the economic, environmental and social quality of life in San Luis Obispo County.

Official information checked October 26, 2026 · Details & sources

Full guide, contact details & sources →
County government · Santa Cruz

Santa Cruz County Board of Supervisors

Governing body

Official board and clerk information (opens in a new tab)
Published board meeting and participation guidance; check the posted agenda for changes

To email all five members of the Board of Supervisors at once, please use BoardOfSupervisors@santacruzcountyca.gov

Official information checked October 26, 2026 · Details & sources

Published board meeting and participation guidance; check the posted agenda for changes

PLEASE NOTE: Emails sent to this address will be publicly published in the Written Correspondence packet attached to the next Board meeting's agenda. Comments received after 12:00 pm the Tuesday prior to a Board meeting will appear in the Written Correspondence packet for the subsequent Board meeting. If you would like to contact all 5 Supervisors but do not want your correspondence to become public as part of the published Written Correspondence packet, you may email each Supervisor individually.

Official information checked October 26, 2026 · Details & sources

Full guide, contact details & sources →
County government · Sierra

Sierra County Board of Supervisors

Governing body

Official board and clerk information (opens in a new tab)
Published board meeting and participation guidance; check the posted agenda for changes

Meetings are twice a month, in two locations. For specifics about board meetings, call the clerk of the board at 530-289-3295.

Official information checked October 26, 2026 · Details & sources

Published board meeting and participation guidance; check the posted agenda for changes

Agendas are available prior to the meetings. Minutes are available following approval.

Official information checked October 26, 2026 · Details & sources

Full guide, contact details & sources →
County government · Stanislaus

Stanislaus County Board of Supervisors

Governing body

Official board and clerk information (opens in a new tab)
Published board meeting and participation guidance; check the posted agenda for changes

Stanislaus County Board of Supervisors meetings are held in the County-City Chambers, 1010 10th Street, Modesto (basement level), unless otherwise noted on the agenda.

Official information checked October 26, 2026 · Details & sources

Published board meeting and participation guidance; check the posted agenda for changes

Meeting dates and times are subject to change. Please refer to the posted agenda for the most current information for the next upcoming meeting.

Official information checked October 26, 2026 · Details & sources

Full guide, contact details & sources →
County government · Tehama

Tehama County Board of Supervisors

Governing body

Official board and clerk information (opens in a new tab)
Published board meeting and participation guidance; check the posted agenda for changes

The Board of Supervisors is the governing body of the County and certain special districts. The Board enacts ordinances and resolutions, adopts the annual budget, approves contracts, appropriates funds, determines land use zoning for the unincorporated area, and appoints certain County officers, including the Chief Administrator and members of various boards and commissions.

Official information checked October 26, 2026 · Details & sources

Full guide, contact details & sources →
County government · Trinity

Board of Supervisors — Assessment Appeal Applications

Governing body

Official board and clerk information (opens in a new tab)
Published board meeting and participation guidance; check the posted agenda for changes

Comprised of five elected members, the Board of Supervisors represents the county’s five districts. Each supervisor is tasked with representing the interests of their constituents while also working collaboratively on county-wide issues. Additionally, the Board advocates for Trinity County’s interests at the regional, state, and federal levels. This includes more than 40 Board and Standing Committee assignments divided among the five Supervisors.

Official information checked October 26, 2026 · Details & sources

Full guide, contact details & sources →

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