Alexandria is an independent city in the northern region of the Commonwealth of Virginia, United States. It lies on the western bank of the Potomac River approximately 7 miles (11 km) south of downtown Washington, D.C. Alexandria is the third largest "principal city" of the Washington metropolitan area which is part of the larger Washington-Baltimore combined statistical area.
In 2020, the population was 159,467, making it the 6th most populous city in Virginia and the 169th most populous city in the nation. The city's estimated population has grown by 1% annually since 2010 on average.Like the rest of Northern Virginia and Central Maryland, modern Alexandria has been influenced by its proximity to the U.S. capital. It is largely populated by professionals working in the federal civil service, in the U.S. military, or for one of the many private companies which contract to provide services to the federal government. One of Alexandria's largest employers is the U.S. Department of Defense.