|Conference Big Sky Conference|
1998 record 8–4 (6–2 Big Sky)
|Sports Network No. 14|
|Head coach Mick Dennehy (3rd year)|
Home stadium Washington–Grizzly Stadium (Capacity: 18,845)
The 1998 Montana Grizzlies football team represented the University of Montana – Missoula in the 1998 NCAA Division I-AA football season. The Grizzlies were led by third-year head coach Mick Dennehy and played their home games at Washington–Grizzly Stadium.