County
· Iowa
Calhoun County
Calhoun County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 9,927, and was estimated to be 9,562 in 2025. The county seat and largest city is Rockwell City.
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Cities and towns 11
Reference data (Census of Governments 2022)
- Census ID (PID6)
- 138186
- FIPS state
- 19
- FIPS county
- 025
- FIPS place
- 99025
- Census record name
- COUNTY OF CALHOUN
- Mailing address
- 416 4TH ST, ROCKWELL CITY 50579