Black Hawk County, Iowa

Black Hawk 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 BLACK HAWK GUS Population: 132,348 (2024) ID: 185357	County	Official County Government	Contact: CHAIRMAN 316 E 5TH ST, RM 201, WATERLOO IA 50703-4712
CITY OF WATERLOO GUS Population: 67,477 (2024) ID: 207992	Municipal	Municipal Government Within County	Contact: MAYOR 715 MULBERRY ST, WATERLOO IA 50703-5783
CITY OF CEDAR FALLS GUS Population: 41,417 (2024) ID: 164296	Municipal	Municipal Government Within County	Contact: CITY PLANNER 220 CLAY ST, CEDAR FALLS IA 50613-2726
CITY OF EVANSDALE GUS Population: 4,515 (2024) ID: 104340	Municipal	Municipal Government Within County	Contact: CITY CLERK 123 N EVANS RD, EVANSDALE IA 50707-1199
CITY OF HUDSON GUS Population: 2,916 (2024) ID: 126565	Municipal	Municipal Government Within County	Contact: CITY CLERK/COORDINATOR PO BOX 536, HUDSON IA 50643-0536
CITY OF LA PORTE CITY GUS Population: 2,267 (2024) ID: 104341	Municipal	Municipal Government Within County	Contact: CITY CLERK 202 MAIN ST, LA PORTE CITY IA 50651-1234
CITY OF ELK RUN HEIGHTS GUS Population: 1,061 (2024) ID: 126564	Municipal	Municipal Government Within County	Contact: MAYOR 5042 LAFAYETTE RD, ELK RUN HEIGHTS IA 50707-1399
CITY OF DUNKERTON GUS Population: 840 (2024) ID: 164297	Municipal	Municipal Government Within County	Contact: MAYOR PO BOX 100, DUNKERTON IA 50626-0100
CITY OF GILBERTVILLE GUS Population: 792 (2024) ID: 164298	Municipal	Municipal Government Within County	Contact: CITY CLERK PO BOX 107, GILBERTVILLE IA 50634-0107
CITY OF RAYMOND GUS Population: 754 (2024) ID: 164299	Municipal	Municipal Government Within County	Contact: CITY CLERK PO BOX 156, RAYMOND IA 50667-0156