Some counties in Virginia include Accomack, Alleghany, Appomattox, Caroline and Carroll. Henrico, Isle of Wight, Loudoun and Fairfax are also counties in Virginia. As of 2015, the most populous county in the commonwealth is Fairfax.
Fairfax County has a population of 1,118,602 people, and Loudoun is the second most populous Virginia county with a population of 333,253, as of 2015. Loudon and Fairfax are part of the Washington-Arlington-Alexandria Metropolitan Statistical Area. Fairfax has a total area of 406 square miles. Loudon's total area is 521 square miles.
Accomack's county seat is the city of Accomack. The county takes its name from a native American word meaning "on the other side," referring to the county's position across Chesapeake Bay. The county has 33,164 people in 455 square miles.
Alleghany County takes its name from the Alleghany Mountains. Its county seat is Covington. As of the 2010 census, the population was 16,250. The economy of the county is supported by the company MeadWestvaco, which operates a paperboard mill in Covington.
Appomattox's county seat is the city of Appomattox. The county and the city derive their names from the Appomattox River, which runs through the county.
Bowling Green is the county seat of Caroline County. It is the birthplace of Thoroughbred horse racing in North America.