Columbia, formerly known as Point of Fork, is an unincorporated community in Fluvanna County, Virginia, United States, at the confluence of the James and Rivanna rivers. Following a referendum, Columbia was dissolved as an incorporated town – until that time the smallest in Virginia – on July 1, 2016. As of the 2010 census, the town's population was 83, up from 49 at the 2000 census.Columbia is part of the Charlottesville Metropolitan Statistical Area.