Northern Virginia, locally referred to as NOVA or NoVA, comprises several counties and independent cities in the Commonwealth of Virginia in the United States. It is a widespread region radiating westward and southward from Washington, D.C. With 3,197,076 people according to the 2020 Census (37.04 percent of Virginia's total population), it is the most populous region of Virginia and the Washington metropolitan area.
NOVA, NoVA, Nova
|Counties and Independent Cities||Alexandria city, Arlington County, Clarke County, Culpeper County, Fairfax city, Fairfax County, Falls Church city, Fauquier County, Frederick County, Fredericksburg city, Loudoun County, Madison County, Manassas city, Manassas Park city, Prince William County, Rappahannock County, Spotsylvania County, Stafford County, Warren County, Winchester city|
|• Land||11,425.6 km2 (4,411.45 sq mi)|
|13 counties and 7 independent cities in Virginia within the Washington Metropolitan Statistical Area or Washington-Baltimore Combined Statistical Area|
|• Density||279.82/km2 (724.72/sq mi)|
Communities in the region form the Virginia portion of the Washington metropolitan area and the larger Washington-Baltimore metropolitan area. Northern Virginia has a significantly larger job base than either Washington or the Maryland portion of its suburbs, and is the highest-income region of Virginia, having several of the highest-income counties in the nation, including 3 of the richest 10 counties by median household income according to the 2019 American Community Survey.
Northern Virginia's transportation infrastructure includes major airports Ronald Reagan Washington National and Washington Dulles International, several lines of the Washington Metro subway system, the Virginia Railway Express suburban commuter rail system, transit bus services, bicycle sharing and bicycle lanes and trails, and an extensive network of Interstate highways and expressways.
Notable features of the region include the Pentagon, headquarters of the United States Department of Defense, the Central Intelligence Agency, the United States Patent and Trademark Office and the many companies which serve them and the rest of the U.S. federal government. The area's tourist attractions include various memorials, museums, and Colonial and Civil War–era sites including Arlington National Cemetery, Fredericksburg and Spotsylvania National Military Park Manassas National Battlefield Park, Mount Vernon Estate, the National Museum of the Marine Corps, the Udvar-Hazy Center of the National Air and Space Museum, United States Marine Corps War Memorial. Other attractions include portions of the Appalachian Trail, Great Falls Park, Loudoun Wine Country Old Town Alexandria, Prince William Forest Park, and portions of Shenandoah National Park.