Lake Mills city, Iowa
Official LSAD Designation: Lake Mills city • Census GEOID: 1942555
• Winnebago County
Demographics & Population Profile
Population and demographics for Lake Mills city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 2,050 | — | 2025 | Census |
| Median Age | 46.2 yrs | ±7.9 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 993 | ±111 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).