is a town in Fairfax County, Virginia, United States. The population was 14,453 at the 2000 census and it has grown by about 3% since, although significantly more people live in zip codes with the Vienna postal addresses (22180, 22181m and 22182) bordered approximately by Interstate 66 on the south, Interstate 495 on the east, Route 7 to the north, and Hunter Mill road.
magazine ranked Vienna fourth on its list of the 100 best places to live in the United States. In addition to excellent public schools, its assets include a downtown with many small businesses, a Washington Metrorail station with large parking garages (the western terminus of the Orange Line) just south of the town, and a portion of the Washington & Old Dominion Railroad Regional Park hiker/biker trail cutting through the center of the town. Tysons Corner is nearby, as is Wolf Trap National Park for the Performing Arts.
According to the United States Census Bureau, the town has a total area of 4.4 square miles (11.5 km²), all of it land.