Amador County, California

Amador County profile, demographic data, and geographic information.

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF

Government Unit	Unit Type	Jurisdiction Role	Contact / Address
COUNTY OF AMADOR GUS Population: 42,026 (2024) ID: 203964	County	Official County Government	Contact: COUNTY ADMINISTRATIVE OFFICER 810 COURT ST, JACKSON CA 95642-2132
CITY OF IONE GUS Population: 9,411 (2024) ID: 189635	Municipal	Municipal Government Within County	Contact: CITY CLERK PO BOX 398, I E. MAIN ST, IONE CA 95640-0398
CITY OF JACKSON GUS Population: 5,079 (2024) ID: 161128	Municipal	Municipal Government Within County	Contact: MAYOR 33 BROADWAY, JACKSON CA 95642-2393
CITY OF SUTTER CREEK GUS Population: 2,709 (2024) ID: 123095	Municipal	Municipal Government Within County	Contact: ASSISTANT PLANNER 18 MAIN ST, SUTTER CREEK CA 95685-4198
CITY OF PLYMOUTH GUS Population: 1,137 (2024) ID: 161129	Municipal	Municipal Government Within County	Contact: MAYOR PO BOX 429, PLYMOUTH CA 95669-0429
CITY OF AMADOR CITY GUS Population: 205 (2024) ID: 161127	Municipal	Municipal Government Within County	Contact: CITY CLERK PO BOX 200, AMADOR CITY CA 95601-0200