Saint Mary's College of California competes in NCAA Division I-AAA.
| Name | Participants | |
|---|---|---|
| Men | Women | |
| Baseball | 35 | 0 |
| Basketball | 15 | 20 |
| Golf | 11 | 0 |
| Lacrosse | 0 | 17 |
| Rowing | 0 | 70 |
| Soccer | 29 | 22 |
| Softball | 0 | 19 |
| Tennis | 9 | 6 |
| Track and Field, Outdoor | 14 | 16 |
| Track and Field, X-Country | 12 | 11 |
| Volleyball | 0 | 11 |
| Beach Volleyball | 0 | 13 |