St. Joseph School is proud to be one of the few schools in the Diocese of Rockville Centre to have a full-time music program.  All students in grades nursery through eighth grade have music class once or twice a week depending on their schedule.  

In addition to music class, students are encouraged to join some of the school's extracurricular performing groups:  

- Church Choir (grades 3 & up)
- Select Choir (grades 3 & up)
- Guitar Club (grades 5 & up, must own a guitar)
- Bucket Drumming Club (grades 5 & up)
- Violins (grades 1 & up)
- Band (grades 3 & up)