The 2013–14 San Diego State men's basketball team represented San Diego State University during the 2013–14 NCAA Division I men's basketball season. They were members in the Mountain West Conference. This was head coach Steve Fisher's fifteenth season at San Diego State. The Aztecs played their home games at Viejas Arena. They finished the season 31–5, 16–2 in Mountain West play to win the Mountain West regular season championship. They advanced to the finals of the Mountain West tournament where they lost to New Mexico. They received an at-large bid to the NCAA tournament where they defeated New Mexico State and North Dakota State to advance to the Sweet Sixteen where they lost to Arizona.