St. Mary School students are offered age-appropriate opportunities that help each to identify their gifts and talents, and establish paths to leadership. Working together our students learn to accept how we are each blessed with different strengths, which encourages tolerance and respect.
St. Mary Campus offers the following extracurricular activities.
| Student Council | Altar Servers | Reading Buddies |
| Book It | Stations of the Cross | Yearbook |
| Band | Chess Club | May Crowning |
| Presidential Fitness | Right to Read | Mission Projects |
| Service Projects | Red Ribbon Week | Field Day |
| Grandparents Day | Spelling Bee | Kid's Bowl (5-8) |
| Power of the Pen | Mass Music | Accelerated Reading |
| Broadcasting |
Nursing Home Visits |
Talent Show |
| Art Club | Book Club | Swimming |
| Literacy Night | Science Fair | Adopt a Family |
| Vegetable Garden | Honor/Merit Roll | Art Shows |