The Marin County Board of Supervisors is the governing body for the unincorporated areas of Marin County, California in the San Francisco Bay Area's North Bay region. The current board members are Damon Connolly (District 1), Katie Rice (District 2), Kate Sears (District 3), Dennis Rodoni (District 4), and Judy Arnold (District 5).
The board functions as the authority for the County Free Library system, the Marin County Department of Parks and Open Space, (consisting of the Marin County Parks and Landscape Division and the Marin County Open Space District), Redevelopment Agency, Marin Transit, and County Housing Authority.
The board also is in charge of the following services: public works, roads, voter registration, health and welfare programs, courts, district attorney, public defender, jail facilities, recording of official documents.
As in other counties the board provides municipal services for the unincorporated areas, such as: fire and police protection, planning, zoning, land use regulation, traffic regulation, and parks and recreation.
The board is in charge of enforcing the county code, commanding the Marin County Sheriff's Department, and creating or repealing county ordinances. The current president is Susan L. Adams.
The supervisors also help nominate and appoint citizens to 61 different boards which vary from vector abatement, major crimes task force, youth commission, redevelopment councils to Oakland International Airport noise abatement.
Board of Supervisors meetings are held weekly on Tuesdays at 10:00 AM at the Board of Supervisors' Chambers in San Rafael, the seat of Marin County.
The board is against the USA Patriot Act and the Homeland Security Act. The Board of Supervisors is strongly in support of freedom of speech and freedom for its libraries from the government.