The 2018 VMI Keydets football team represented the Virginia Military Institute in the 2018 NCAA Division I FCS football season. It was VMI's 128th football season. The Keydets were led by fourth-year head coach Scott Wachenheim. They played their home games at 10,000–seat Alumni Memorial Field at Foster Stadium. They were a member of the Southern Conference (SoCon). They finished the season 1–10, 0–8 in SoCon play to finish in last place.