[2] The county comprises the Wilson, NC Micropolitan Statistical Area, which is also included within the Rocky Mount-Wilson-Roanoke Rapids, NC Combined Statistical Area.On February 13, 1855, the North Carolina General Assembly established Wilson County from parts of Edgecombe, Johnston, Nash, and Wayne counties.Volunteers soldier, who died of yellow fever while on leave from the state senate during the Mexican–American War.[5] As of the 2020 census, there were 78,784 people, 32,384 households, and 19,760 families residing in the county.26.40% of all households were made up of individuals, and 10.20% had someone living alone who was 65 years of age or older.