 The Marion County Airport hosts several iconic businesses including Red Sky Aviation, National Parachute Test Center, DAB Construction, Pratt Aviation, Fowler Aviation, ITEC and the X35 Aero Club.Originally set on that was purchased in 1942 by Marion County, it was opened in August 1942 by the United States Army Air Forces.Known as Dunnellon Army Air Field, it was used as a training airfield with three runways.