| County seat|| Santa Rosa|
| Supervisors|| Valerie Brown|
| Transit Systems|| Sonoma County Transit|
| Official website: www.co.sonoma.ca.us |
Created February 18, 1850. Sonoma is a Chocuyen Indian name translated by some as "Valley of the Moon" and by others as "land or tribe of the Chief Nose."
“www.co.sonoma.ca.us/ Clerk of the Board: 707-565-3800 www.cloverdale.net/ City Clerk: (707...Sonoma County Elected Officials