| Place Name | Lake Mills (town) |
| Place Type | Town |
| ZIP Code(s) | 53523 53531 53551 53559 53594 |
| County | Jefferson County |
| Area Code(s) | 274,920 |
| Timezone | Central Daylight Time (CDT) |
| Population (2021) | 2,276 |
| Majority Ethnicity | White 91.5% |
| Metro/Micro Stats Area | Watertown-Fort Atkinson, WI |
| US Congressional District(s) | Wisconsin 5th |
| State Assembly Districts | 38 |
| State Senate Districts | 13 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 91.5% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 0.04% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 8.46% |