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