Evans is a census-designated place (CDP) in Columbia County, Georgia, United States. It is an affluent suburb of Augusta and is part of the Augusta metropolitan area. The population was 29,011 at the 2010 census, up from 17,727 at the 2000 census.Evans, possibly named after Confederate General Clement A. Evans, is the de facto county seat of Columbia County, although Appling still holds the de jure designation.