| Place Name | Oak Grove |
| Place Type | Census Designated Place |
| ZIP Code(s) | 20164 20166 |
| County | Loudoun County |
| Area Code(s) | 571,703 |
| Timezone | Eastern Standard Time (EST) |
| Population (2022) | 1,532 |
| Population Growth Rate (2010-19) | 37.99% |
| Majority Ethnicity | Asian 46.11% |
| Metro/Micro Stats Area | Washington-Arlington-Alexandria, DC-VA-MD-WV |
| US Congressional District(s) | Virginia 10th |
| House of Delegates Districts | 87 |
| State Senate Districts | 33 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 34.22% |
| African American | 6.86% |
| Hispanic | 0% |
| Asian | 46.11% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 12.8% |