Garysburg is a town in Northampton County, North Carolina, United States. The population was 1,057 at the 2010 census. It is part of th…Garysburg is a town in Northampton County, North Carolina, United States. The population was 1,057 at the 2010 census. It is part of the Roanoke Rapids, North Carolina Micropolitan Statistical Area. Garysburg is named for Roderick B. Gary.