St. John Vianney School offers its students a wide range of extracurricular activities.
- Students in grades K-4 can participate in CYL sports.
- Students in grades 5-8 may play basketball, soccer, volleyball and join the track team through CMAC (the Catholic Middle School Athletic Commission).
- Students have the opportunity to qualify for the National Junior Honor Society and run for Student Council office.
- Students in grades 1-8 can join the choir, chorus, the bell choir, and band.
- Students may volunteer as altar servers.
- Scouting is available at SJV.
- Middle school students can join the TAG team (Teens in Action Group) which is a social and service organization.
- There is an annual talent show where fifth through eighth graders can showcase their many talents.
- Saint John Vianney also has a Thespian Society and Drama Club, open to 6-8 grade students. The students perform in both a fall and spring play. In addition to being actors students can also work behind the scenes as the stage crew.