Willamette University competes in NCAA Division III (with football).
| Name | Participants | |
|---|---|---|
| Men | Women | |
| Baseball | 32 | 0 |
| Basketball | 24 | 14 |
| Football | 87 | 0 |
| Golf | 13 | 3 |
| Rowing | 0 | 24 |
| Soccer | 37 | 30 |
| Softball | 0 | 19 |
| Swimming | 17 | 20 |
| Tennis | 11 | 9 |
| Track and Field, Outdoor | 18 | 22 |
| Track and Field, X-Country | 9 | 11 |
| Volleyball | 0 | 15 |