Adair County, Iowa

Adair 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 ADAIR GUS Population: 7,431 (2024) ID: 164232	County	Official County Government	Contact: COUNTY AUDITOR 400 PUBLIC SQ, STE 5, GREENFIELD IA 50849-1259
CITY OF GREENFIELD GUS Population: 1,988 (2024) ID: 126557	Municipal	Municipal Government Within County	Contact: CITY CLERK PO BOX 95, GREENFIELD IA 50849-0095
CITY OF ADAIR GUS Population: 792 (2024) ID: 126556	Municipal	Municipal Government Within County	Contact: CITY CLERK PO BOX 66, ADAIR IA 50002-0066
CITY OF FONTANELLE GUS Population: 684 (2024) ID: 164280	Municipal	Municipal Government Within County	Contact: CITY CLERK PO BOX 128, FONTANELLE IA 50846-0128
CITY OF ORIENT GUS Population: 363 (2024) ID: 207990	Municipal	Municipal Government Within County	Contact: CITY CLERK PO BOX 116, ORIENT IA 50858-0116
CITY OF BRIDGEWATER GUS Population: 145 (2024) ID: 207989	Municipal	Municipal Government Within County	Contact: MAYOR PO BOX 211, BRIDGEWATER IA 50837-0211