The 2015–16 Utah State Aggies men's basketball team represented Utah State University in the 2015–16 NCAA Division I men's basketball season. This was head coach Tim Duryea's first season at Utah State. The Aggies played their home games at the Dee Glen Smith Spectrum and were members of the Mountain West Conference. They finished the season 16–15, 7–11 in Mountain West play to finish in a tie for eighth place. They defeated Wyoming to advance to the quarterfinals of the Mountain West tournament where they lost to San Diego State.