Fort Huachuca and left the fort unoccupied except for a caretaker. In 1912, Arizona gained statehood, and the fort was occupied by the State Industrial School for Wayward Boys and Girls, which modernized most of the buildings. In 1968, the state of Arizona officially assigned the site to the Department of Corrections, and in 1973 Fort Grant became a state prison for male convicts. In 1997, the prison became a unit of an Arizona State Prison complex headquartered in Safford. The main road to and from Fort Grant is Arizona State Route 266. There is an abandoned general-aviation airport, Angel Field, immediately south of the prison. Fort Grant Historical Museum The Fort Grant Historical Museum was once located in the lobby of the administration building, outside the prison grounds. The museum featured artifacts and photos about the fort's military history up through its history as a state reformatory and later as a state prison. Fort Grant no longer has a visitor area or museum. Visitors are not allowed on prison property unless it is to visit an incarcerated inmate. The administration building has been closed and has no known plans to reopen. Climate According to the Köppen Climate Classification system, Fort Grant has a semi-arid climate, abbreviated "BSk" on climate maps. See also Camp Grant, Arizona References Historic Forts Fort Grant History (Arizona Department of Corrections) Angel Field, Fort Grant, AZ Aerial View, Google Maps 1872 establishments in Arizona Territory 1905 disestablishments in Arizona Territory Arizona Territory Buildings and structures in Graham County, Arizona Grant Fort Grant Museums in Graham County, Arizona Military and war museums in Arizona History of Arizona