The 2015 New Mexico State Aggies football team represented New Mexico State University as a member of the Sun Belt Conference during the 2015 NCAA Division I FBS football season.

Led by third-year head coach Doug Martin, the Aggies compiled an overall record of 3–9 with a mark of 3–5 in conference play, placing in a five-way tie for fifth in the Sun Belt.

New Mexico State announced its 2015 football schedule on February 27, 2015.

The 2015 schedule consisted of five home and seven away games in the regular season.

This college football 2010s season article is a stub.