Trinity College competes in NCAA Division III (with football).
| Name | Participants | |
|---|---|---|
| Men | Women | |
| Baseball | 34 | 0 |
| Basketball | 19 | 17 |
| All Track Combined | 83 | 73 |
| Field Hockey | 0 | 21 |
| Football | 76 | 0 |
| Golf | 15 | 0 |
| Ice Hockey | 28 | 23 |
| Lacrosse | 43 | 32 |
| Rowing | 45 | 47 |
| Soccer | 30 | 26 |
| Softball | 0 | 14 |
| Squash | 24 | 14 |
| Swimming | 16 | 12 |
| Tennis | 22 | 9 |
| Volleyball | 0 | 20 |
| Wrestling | 19 | 0 |