The 2009–10 New Mexico State Aggies men's basketball team represented New Mexico State University in the 2009–10 college basketball season.

The Aggies played their home games at Pan American Center and competed in the Western Athletic Conference.

They won the 2010 WAC men's basketball tournament to earn the conference's automatic bid to the 2010 NCAA Division I men's basketball tournament.

In the WAC preseason polls, released October 20 via media teleconference[1] New Mexico State was selected to finish 3rd in the coaches and media poll.

Jr. Jahmar Young was selected to the coaches and media All-WAC first team.