| Place Name | Potomac Mills |
| Place Type | Census Designated Place |
| ZIP Code(s) | 22191 22192 22193 |
| County | Prince William County |
| Area Code(s) | 571,703 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2022) | 5,473 |
| Population Growth Rate (2010-19) | 12.79% |
| Majority Ethnicity | White 52.73% |
| Metro/Micro Stats Area | Washington-Arlington-Alexandria, DC-VA-MD-WV |
| US Congressional District(s) | Virginia 11th |
| House of Delegates Districts | 51,52 |
| State Senate Districts | 29,36 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 52.73% |
| African American | 19.19% |
| Hispanic | 0.29% |
| Asian | 8.29% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 19.52% |