| Place Name | Mount Vernon |
| Place Type | Census Designated Place |
| ZIP Code(s) | 20616 22060 22306 22308 22309 |
| County | Fairfax County |
| Area Code(s) | 571,703 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2022) | 12,271 |
| Population Growth Rate (2010-19) | 4.01% |
| Majority Ethnicity | White 61.98% |
| Metro/Micro Stats Area | Washington-Arlington-Alexandria, DC-VA-MD-WV |
| US Congressional District(s) | Virginia 8th |
| House of Delegates Districts | 42,44 |
| State Senate Districts | 30,36 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 61.98% |
| African American | 14.55% |
| Hispanic | 0.15% |
| Asian | 6.29% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 17.03% |