The 2011–12 New Mexico State Aggies men's basketball team represented New Mexico State University during the 2011–12 NCAA Division I men's basketball season. The Aggies, led by fifth year head coach Marvin Menzies, played their home games at Pan American Center and are members of the Western Athletic Conference. They finished the season 26–10, 10–4 in WAC play to finish in second place. They were champions of WAC Basketball Tournament to earn the conference's automatic bid into the 2012 NCAA Tournament where they lost in the second round to Indiana.