Assumption College competes in NCAA Division II (with football).
| Name | Participants | |
|---|---|---|
| Men | Women | |
| Baseball | 30 | 0 |
| Basketball | 16 | 14 |
| All Track Combined | 72 | 116 |
| Field Hockey | 0 | 24 |
| Football | 96 | 0 |
| Golf | 11 | 6 |
| Ice Hockey | 30 | 0 |
| Lacrosse | 43 | 29 |
| Rowing | 0 | 19 |
| Soccer | 26 | 23 |
| Softball | 0 | 21 |
| Swimming | 0 | 27 |
| Tennis | 10 | 11 |
| Volleyball | 0 | 15 |