Home › Top 6 Fitness and Gym in Decatur, Illinois Find best Fitness and Gym in Decatur, Illinois, with all necessary contact information, including addresses, phone numbers, working hours, map locations, and website links. Planet Fitness - Decatur (IL 62526) US, Decatur, IL 625263194 N Water St Richland Community College Fitness Center US, Decatur, IL 625211 College Park ML Crossfit US, Decatur, IL 62521715 W South Side Dr Decatur Athletic Club US, Decatur, IL 625211010 W South Side Dr Downtown Fitness - Decatur (IL 62523) US, Decatur, IL 62523100 S Water St RedZone Fitness US, Decatur, IL 62521715 W South Side Dr