Week 5 Football Top 25 Rankings
October 1, 2017 · CSM Staff
| Rank | Team | Record | Next Opponent | Prior | |
| 1 |  |
Alabama | 5-0, 2-0 | at Texas A&M | 1 |
| 2 |  |
Clemson | 5-0, 3-0 | Wake Forest | 2 |
| 3 |  |
Oklahoma | 4-0, 1-0 | Iowa State | 3 |
| 4 |  |
Penn State | 5-0, 2-0 | at Northwester | 4 |
| 5 |  |
Washington | 5-0, 2-0 | California | 6 |
| 6 |  |
Georgia | 5-0, 2-0 | at Vanderbilt | 11 |
| 7 |  |
Michigan | 4-0, 1-0 | Michigan State | 7 |
| 8 |  |
Ohio State | 4-1, 2-0 | Maryland | 8 |
| 9 |  |
Wisconsin | 4-0, 1-0 | at Nebraska | 9 |
| 10 |  |
Washington State | 5-0, 2-0 | at Oregon | 18 |
| 11 |  |
TCU | 4-0, 1-0 | West Virginia | 10 |
| 12 |  |
Miami (FL) | 3-0, 1-0 | at Florida State | 13 |
| 13 |  |
Auburn | 3-1, 1-0 | Mississippi | 14 |
| 14 |  |
USC | 4-1, 2-1 | Oregon State | 5 |
| 15 |  |
Oklahoma State | 4-1, 1-1 | bye | 15 |
| 16 |  |
South Florida | 5-0, 2-0 | bye | 16 |
| 17 |  |
Virginia Tech | 3-1, 0-1 | at Boston College | 12 |
| 18 |  |
Louisville | 4-1, 1-1 | at North Carolina State | 17 |
| 19 |  |
San Diego State | 4-0, 1-0 | at UNLV | 19 |
| 20 |  |
Utah | 4-0, 1-0 | Stanford | 20 |
| 21 |  |
Florida | 3-1, 2-0 | LSU | 21 |
| 22 |  |
Notre Dame | 4-1 | at North Carolina | 24 |
| 23 |  |
North Carolina State | 3-1, 2-0 | Louisville | NR |
| 24 |  |
UCF | 3-1, 1-0 | at Cincinnati | NR |
| 25 |  |
West Virginia | 3-1, 1-0 | at TCU | 25 |
