Wesleyan University competes in NCAA Division III (with football).
| Name | Participants | |
|---|---|---|
| Men | Women | |
| Baseball | 31 | 0 |
| Basketball | 16 | 12 |
| All Track Combined | 64 | 69 |
| Field Hockey | 0 | 21 |
| Football | 76 | 0 |
| Golf | 10 | 0 |
| Ice Hockey | 29 | 22 |
| Lacrosse | 51 | 25 |
| Rowing | 36 | 41 |
| Soccer | 43 | 24 |
| Softball | 0 | 16 |
| Squash | 13 | 11 |
| Swimming and Diving | 24 | 20 |
| Tennis | 13 | 8 |
| Volleyball | 0 | 14 |
| Wrestling | 18 | 0 |