 The Gordonsville Historic District was added to the National Register of Historic Places in 1984, the Rapidan Historic District in 1987, and the Orange Commercial Historic District added to the NRHP in 1999.According to the U.S. Census Bureau, the county has a total area of , of which is land and (0.7%) is water.The terrain is characterized by rolling hills, generally increasing in altitude and slope as they continue westward toward the Blue Ridge Mountains.