Triumph is an unincorporated community in the East Fork of Big Wood River, Blaine County, Idaho, United States. Triumph was the location of the famous Triumph Mine, which closed in 1957 after a history of producing millions of dollars in silver and lead since its discovery in the late 19th century. It is located approximately 12 miles north of Hailey. Population is less than 50 full-time residents. Triumph is the childhood home of U.S. Olympic skier Picabo Street.