San Mateo County, California is governed by a 5-member governing board. The current board of supervisors is Jackie Speier. See all 30 named officeholders and how to reach each office.
Population: 743,568.
Selected officeholders: Board of Supervisors: Jackie Speier · Board of Supervisors: Noelia Corzo · Board of Supervisors: Ray Mueller · Board of Supervisors: Lisa Gauthier · Board of Supervisors: David Canepa · District Attorney: Steve Wagstaffe.