| City : | Franconia |
| County : | Fairfax County |
| State : | Virginia (VA) |
| Land Area : | 3.47 sq mi |
| Water Area : | 0.01 sq mi |
| Latitude : | 38.7678887 |
| Longitude : | -77.1583411 |
| Population (2010): | 18,245 |
| Population Estimate (2012) : | 18,775 |
| Population Density : | 5,253.75/sq mi |
| Housing Units (2012) : | 7,627 |
| Median Household Income (2012) : | $110,592 (Virginia : $63,636, USA : $53,046) |
| Median Family Income (2012) : | $116,759 (Virginia : $76,566, USA : $64,585) |
| Median House Price (2012) : | $367,500 (Virginia : $249,700, USA : $181,400) |