O'Fallon is a city in St. Charles County, Missouri. It is part of the St. Louis metropolitan statistical area, located along Interstates 64 and 70 between Lake St. Louis and St. Peters. As of the 2020 census, O'Fallon had a population of 91,316, making it the most populous suburb of St. Louis, as well as the most populous municipality in St. Charles County.
Rockin' Jump O'Fallon is the Ultimate Trampoline park providing fun for kids (and adults) of all ages. We offer Fitness and Competition Disguised as Fun!
