Hayfork Airport, formerly Q72, is a public airport located one mile (1.6 km) south of Hayfork, serving Trinity County, California, USA. The airport is mostly used for general aviation.FacilitiesHayfork Airport covers 162acre and has one runway: Runway 7/25: 4,115 x 60 ft. (1,254 x 18 m), Surface: Asphalt