The 1989 Arizona State Sun Devils football team was an American football team that represented Arizona State University in the Pacific-10 Conference (Pac-10) during the 1989 NCAA Division I-A football season. In their second season under head coach Larry Marmie, the Sun Devils compiled a 6–4–1 record (3–3–1 against Pac-10 opponents), finished in fifth place in the Pac-10, and were outscored by their opponents by a combined total of 258 to 241.