San Joaquin County, California is governed by a 5-member governing board. The current board of supervisors is Mario Gardea. See all 30 named officeholders and how to reach each office.
Population: 823,815.
Selected officeholders: Board of Supervisors: Mario Gardea · Board of Supervisors: Paul Canepa · Board of Supervisors: Sonny Dhaliwal · Board of Supervisors: Steven J. Ding · Board of Supervisors: Robert Rickman · District Attorney: Ronald Freitas.