| Sport: | football |
| Year: | 2004 |
| Team: | Boise State Broncos |
| Conference: | Western Athletic Conference |
| Short Conf: | WAC |
| Aprank: | 12 |
| Coachrank: | 13 |
| Record: | 11–1 |
| Conf Record: | 8–0 |
| Hc Year: | 4th |
| Oc Year: | 4th |
| Def Coach: | Ron Collins |
| Champion: | WAC champion |
| Bowl Result: | L 40 - 44 vs. Louisville |
The 2004 Boise State Broncos football team represented Boise State University in the 2004 NCAA Division I-A football season. Boise State competed as a member of the Western Athletic Conference (WAC), and played their home games at Bronco Stadium in Boise, Idaho. The Broncos were led by fourth-year head coach Dan Hawkins. The Broncos finished the season 11 - 1 and 8 - 0 in conference (went undefeated 11 - 0 in the regular season) to win their third straight WAC title and played in the Liberty Bowl, where they lost to Louisville, 44 - 40.