 Romeoville competes in the Southwest Prairie Conference (SPC) and is a member of the Illinois High School Association (IHSA); the organization which governs most sports and competitive activities for high schools in the state.Teams are stylized as the Spartans.Athletics at Romeoville High School include badminton, baseball, basketball, bass fishing, bowling, cheerleading, cross country, football, golf, gymnastics, pom poms, soccer, softball, tennis, track and field, volleyball, wrestling, marching band, color guard.