Mountain America Stadium is an outdoor college football stadium in Tempe, Arizona, located on the campus of Arizona State University. It is the home of the Arizona State Sun Devils football team of the Big 12 Conference. The stadium opened in 1958. The stadium's seating capacity as of 2018 is 53,599, reduced from a peak of 74,865 in 1989. The stadium is officially named Home of the ASU Sun Devils. It was named Sun Devil Stadium until 2023.