George Mason University competes in NCAA Division I-AAA.
| Name | Participants | |
|---|---|---|
| Men | Women | |
| Baseball | 34 | 0 |
| Basketball | 15 | 14 |
| All Track Combined | 115 | 87 |
| Golf | 7 | 0 |
| Lacrosse | 0 | 25 |
| Rowing | 0 | 45 |
| Soccer | 31 | 28 |
| Softball | 0 | 21 |
| Swimming and Diving | 28 | 24 |
| Tennis | 12 | 11 |
| Volleyball | 17 | 16 |
| Wrestling | 33 | 0 |