| Place Name | The Plains |
| Place Type | Town |
| ZIP Code(s) | 20198 |
| County | Fauquier County |
| Area Code(s) | 540 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2022) | 222 |
| Population Growth Rate (2010-19) | 12.90% |
| Majority Ethnicity | White 63.1% |
| Metro/Micro Stats Area | Washington-Arlington-Alexandria, DC-VA-MD-WV |
| US Congressional District(s) | Virginia 5th |
| House of Delegates Districts | 18 |
| State Senate Districts | 27 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 63.1% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 0.4% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 36.51% |