Sonoma County Board of Supervisors sits as the governing board of Sonoma County and of various special jurisdictions such as the Sonoma County Water Agency, the Northern Sonoma County Air Pollution Control District, the Agricultural Preservation and Open Space District, County Sanitation Districts, and the Community Development Commission. The Board is composed of five supervisors elected from supervisorial districts for four year terms.

Sonoma County Board of Supervisors 

District 1 - Supervisor Susan Gorin
District 2 - Supervisor David Rabbitt
District 3 - Supervisor Shirlee Zane
District 4 - Supervisor James Gore
District 5 - Supervisor Lynda Hopkins