Join us for the GO! St. Louis Marathon & Family Fitness Weekend, which is scheduled for April 9 & 10, 2016. The popular event includes races for all ages and fitness levels, and attracts 25,000 each year. The event is Missouri’s largest competitive fitness event and includes a marathon, half marathon, marathon relay, 5k run/walk, children’s fun runs and a mature mile. The Marathon & Family Fitness Weekend has become a national model for other running organizations and communities, looking to inspire residents to make community wellness a priority.