St. Mary offers a variety of athletic programs for students of all ages:

Kindergarten - 4th grade Coeducational Junior Basketball 
Kindergarten-4th grade Coeducational Junior Soccer
Elementary Boys 4th-5th Grade Basketball and Track
Elementary Girls 4th-5th Grade Basketball, Volleyball, and Track
Middle School Girls Volleyball, Co-ed Soccer, Boys and Girls Basketball, Girls Cheerleading
Cub Scout Baseball - Pack 42