Week 1 Football Top 25 Rankings
September 7, 2015 · CSM Staff
| Rank | Team | Record | Next Opponent | Prior | |
| 1 |  |
Ohio State | 1-0, 0-0 | Hawaii | 1 |
| 2 |  |
TCU | 1-0, 0-0 | Stephen F. Austin | 2 |
| 3 |  |
Oregon | 1-0, 0-0 | at Michigan State | 3 |
| 4 |  |
Auburn | 1-0, 0-0 | Jacksonville State | 4 |
| 5 |  |
Baylor | 1-0, 0-0 | Lamar | 5 |
| 6 |  |
Alabama | 1-0, 0-0 | Middle Tennessee | 6 |
| 7 |  |
Michigan State | 1-0, 0-0 | Oregon | 7 |
| 8 |  |
USC | 1-0, 0-0 | Idaho | 8 |
| 9 |  |
Mississippi | 1-0, 0-0 | Fresno State | 9 |
| 10 |  |
Clemson | 1-0, 0-0 | Appalachian State | 10 |
| 11 |  |
UCLA | 1-0, 0-0 | at UNLV | 11 |
| 12 |  |
Georgia | 1-0, 0-0 | at Vanderilt | 12 |
| 13 |  |
Notre Dame | 1-0 | at Virginia | 17 |
| 14 |  |
Florida State | 1-0, 0-0 | South Florida | 13 |
| 15 |  |
LSU | 1-0, 0-0 | at Mississippi State | 14 |
| 16 |  |
Georgia Tech | 1-0, 0-0 | Tulane | 19 |
| 17 |  |
Boise State | 1-0, 0-0 | at BYU | 22 |
| 18 |  |
Arkansas | 1-0, 0-0 | Toledo | 21 |
| 19 |  |
Arizona | 1-0, 0-0 | at Nevada | 15 |
| 20 |  |
Missouri | 1-0, 0-0 | at Arkansas State | 23 |
| 21 |  |
Tennessee | 1-0, 0-0 | Oklahoma | NR |
| 22 |  |
Oklahoma | 1-0, 0-0 | at Tennessee | 25 |
| 23 |  |
Utah | 1-0, 0-0 | Utah State | NR |
| 24 |  |
Mississippi State | 1-0, 0-0 | LSU | NR |
| 25 |  |
Texas A&M | 1-0, 0-0 | Ball State | NR |
