The 2016–17 San Diego State men's basketball team represented San Diego State University during the 2016–17 NCAA Division I men's basketball season. This was head coach Steve Fisher's 18th season at San Diego State. The Aztecs played their home games at Viejas Arena as members in the Mountain West Conference. They finished the season 19–14, 9–9 in Mountain West play to finish in a tie for fifth place. They defeated UNLV and Boise State to advance to the semifinals of the Mountain West tournament where they lost to Colorado State. They Aztecs did not participate in a postseason tournament for the first time since the 2004–05 season.