Christianity, at 2.1 billion people, has the most followers of any religion.
Rappahannock County, Virginia. For the Rappahannock County that existed from 1656-1692, see Rappahannock County (1656), Virginia. Rappahannock County is a county located in the Commonwealth of Virginia, US. As of the 2010 census, the population was 7,373. Its county seat is Washington.
In 2010 this included the counties of Arlington, Clarke, Culpeper, Fairfax, Fauquier, King George, Loudoun, Prince William, Spotsylvania, Stafford, and Warren, and the independent cities of Alexandria, Falls Church, Fairfax, Fredericksburg, Manassas, and Manassas Park.