Clarkson University competes in NCAA Division III (without football).
| Name | Participants | |
|---|---|---|
| Men | Women | |
| Baseball | 29 | 0 |
| Basketball | 14 | 11 |
| Golf | 13 | 0 |
| Ice Hockey | 27 | 21 |
| Lacrosse | 35 | 23 |
| Skiing | 11 | 10 |
| Soccer | 29 | 25 |
| Softball | 0 | 19 |
| Swimming | 17 | 14 |
| Track and Field, X-Country | 19 | 18 |
| Volleyball | 0 | 14 |
| Other Sports | 18 | 14 |