The 2018 Colorado State Rams football team represented Colorado State University during the 2018 NCAA Division I FBS football season.

The Rams were led by fourth-year head coach Mike Bobo and played their home games at Sonny Lubick Field at Canvas Stadium in Fort Collins, Colorado as members of the Mountain Division of the Mountain West Conference.

They finished the season 3–9, 2–6 in Mountain West play to finish in fifth place in the Mountain Division.

Listed in the order that they were released During the Mountain West media days held July 24–25 at the Cosmopolitan on the Las Vegas Strip, the Rams were predicted to finish in third place in the Mountain Division.

[7] The Rams had one player selected to the preseason all-Mountain West team.