| Place Name | Lake Barcroft |
| Place Type | Census Designated Place |
| ZIP Code(s) | 22041 22044 |
| County | Fairfax County |
| Area Code(s) | 571,703 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2022) | 9,739 |
| Population Growth Rate (2010-19) | 2.22% |
| Majority Ethnicity | White 64.7% |
| Metro/Micro Stats Area | Washington-Arlington-Alexandria, DC-VA-MD-WV |
| US Congressional District(s) | Virginia 11th |
| House of Delegates Districts | 38 |
| State Senate Districts | 35,37 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 64.7% |
| African American | 5.95% |
| Hispanic | 0.22% |
| Asian | 12.39% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 16.74% |