| First Round | Second Round | Sweet Sixteen | Elite Eight | Final Four |
| March 17&18, 2005 | March 19&20, 2005 | March 24, 2005 | March 26, 2005 | Champion |
| 1) Illinois | ||||
| 1) Illinois | ||||
| 16) FDU | 67-55 | |||
| Indianapolis, IN | 1) Illinois | |||
| 8) Texas | 71-59 | |||
| 9) Nevada | ||||
| 9) Nevada | 61-57 | |||
| 1) Illinois | ||||
| 4) Boston College | 77-63 | |||
| 4) Boston College | ||||
| 13) Pennsylvania | 85-65 | |||
| Cleveland, OH | 12) WI-Milwaukee | |||
| 5) Alabama | 83-75 | |||
| 12) WI-Milwaukee | ||||
| 12) WI-Milwaukee | 83-73 | |||
| Chicago, IL | 1) Illinois | |||
| 6) LSU | 90-89 (OT) | |||
| 11) UAB | ||||
| 11) UAB | 82-68 | |||
| Boise, ID | 3) Arizona | |||
| 3) Arizona | 85-63 | |||
| 3) Arizona | ||||
| 14) Utah State | 66-53 | |||
| 3) Arizona | ||||
| 7) Southern Illinois | 79-78 | |||
| 7) Southern Illinois | ||||
| 10) St. Mary's (CA) | 65-56 | |||
| Oklahoma City, OK | 2) Oklahoma State | |||
| 2) Oklahoma State | 85-77 | |||
| 2) Oklahoma State | ||||
| 15) SE Louisiana | 63-50 | |||