
Iowa County
- State:
- Wisconsin
- County Seat:
- Dodgeville
Iowa County's estimated 2025 population is 23,952 with a growth rate of -0.01% in the past year according to the most recent United States census data. Iowa County is the 49th largest county in Wisconsin. The 2010 population was 23,694 and has seen a growth of 1.09% since that time.