Ellisville is a town in and the first county seat of Jones County, Mississippi, United States. The population was 4,448 at the time of the 2010 census, up from 3,465 at the 2000 census. The Jones County Courthouse is located here, as is much of the county government. The state legislature authorized a second county seat at Laurel, to the northeast, which developed as the center of lumber and textile mills, with a much larger population.