Located in Pinal County, Arizona, on the Gila River Indian Reservation, 30 miles from the state capital, Phoenix. Opened July 10, 1942, as the Gila River War Relocation Center. At its peak, Gila River held around 13,348 incarcerees, mainly coming from Fresno, Santa Barbara, San Joaquin, Solano, Contra Costa, Ventura, and Los Angeles Counties. Over 1,300 Nisei from Gila River would serve in the armed forces. Gila River would finally close on November 10, 1945.