| Place Name | Mills |
| Place Type | Town |
| ZIP Code(s) | 82644 |
| County | Natrona County |
| Area Code(s) | 307 |
| Timezone | Mountain Daylight Time (MDT) |
| Population (2022) | 3,449 |
| Population Growth Rate (2010-19) | 16.56% |
| Majority Ethnicity | White 84.54% |
| Metro/Micro Stats Area | Casper, WY |
| US Congressional District(s) | Wyoming At-Large |
| State House Districts | 59 |
| State Senate Districts | 29 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 84.54% |
| African American | 1.17% |
| Hispanic | 0.19% |
| Asian | 0.07% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 14.04% |