Calvin middle school students may choose to compete in extracurricular sports. Calvin offers* co-ed soccer, boys & girls basketball, boys & girls volleyball, and co-ed track & field.
*All teams are subject to student interest and minimum participation requirements.
Calvin Christian School is a member of the Chicagoland Christian Junior High Athletic Association. The Christian Schools Association includes:
- Calvary Academy
- Calvin Christian School
- Crown Point Christian School
- Highland Christian School
- Lansing Christian School
- Southwest Chicago Christian School – Oak Lawn
- Southwest Chicago Christian School – Tinley Park