Calico Rock Municipal-Izard County (37T) is a publicly owned general aviation airport in north central Arkansas. Located 3 miles northwest of the city center, the airport occupies 60 acres. The airport is served by one runway, Runway 15-33, measuring 3,000 feet in length. The runway is not served by a either a parallel taxiway or turnarounds. Currently, neither end of the runway is served by an instrument approach procedure. Presently, no aircraft services or fueling are provided at the airport. Aircraft parking is provided with apron tie-downs. The Arkansas Department of Corrections, located adjacent to the airport, is the primary user of the airport.