The NRA National Firearms Museum is a museum located at the NRA Headquarters Building in Fairfax County, Virginia. Approximated 2,500 guns are displayed in 15,000 square feet. The NRA National Firearms Museum is operated by the Museums Division of the National Rifle Association of America, with partial funding provided by the NRA Foundation, a 501 3 corporation. It was established in 1935 at the old NRA Headquarters in Washington DC, and moved to its current location in 1998.