Grundy County, Iowa

Grundy 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 GRUNDY GUS Population: 12,405 (2024) ID: 207987	County	Official County Government	Contact: COUNTY AUDITOR 706 G AVE, GRUNDY CENTER IA 50638-1496
CITY OF GRUNDY CENTER GUS Population: 2,821 (2024) ID: 190197	Municipal	Municipal Government Within County	Contact: MAYOR 703 F AVE, UNIT 2, GRUNDY CENTER IA 50638-1457
CITY OF REINBECK GUS Population: 1,673 (2024) ID: 204468	Municipal	Municipal Government Within County	Contact: CITY ADMINISTRATOR 414 MAIN ST, STE 1, REINBECK IA 50669-1050
CITY OF DIKE GUS Population: 1,293 (2024) ID: 185386	Municipal	Municipal Government Within County	Contact: CITY CLERK PO BOX 160, DIKE IA 50624-0160
CITY OF CONRAD GUS Population: 1,098 (2024) ID: 126623	Municipal	Municipal Government Within County	Contact: CITY ADMINISTRATOR/CLERK PO BOX 429, CONRAD IA 50621-0429
CITY OF WELLSBURG GUS Population: 709 (2024) ID: 126624	Municipal	Municipal Government Within County	Contact: CITY CLERK PO BOX L, WELLSBURG IA 50680-0560
CITY OF HOLLAND GUS Population: 261 (2024) ID: 164404	Municipal	Municipal Government Within County	Contact: CITY CLERK 309 WASHINGTON ST, HOLLAND IA 50642-7709
CITY OF STOUT GUS Population: 194 (2024) ID: 201760	Municipal	Municipal Government Within County	Contact: MAYOR PO BOX 288, STOUT IA 50673-0288
CITY OF BEAMAN GUS Population: 155 (2024) ID: 208018	Municipal	Municipal Government Within County	Contact: CITY CLERK/TREASURER PO BOX 125, BEAMAN IA 50609-0125
CITY OF MORRISON GUS Population: 101 (2024) ID: 164405	Municipal	Municipal Government Within County	Contact: CLERK 204 SYCAMORE ST, MORRISON IA 50657-5007