Overview: The City of O’Fallon is located in the central portion of eastern Missouri, within St. Charles County, and just 30 minutes west of the St. Louis City limits. The City encompasses 30 square miles, and has a current estimated population of 86,414. O’Fallon is only 21 miles from St. Louis Lambert International Airport, and has ideal access to Interstate 70 on the north and Interstate 64 on the south. With the philosophy of “family first”, O’Fallon has achieved phenomenal growth for nearly two decades. The belief that the opportunity to live, work and play should all be available within the community supports the strong family values that are O’Fallon’s greatest asset and the foundation on which the City continues to build its future. For the past several years, O’Fallon has been recognized as one of America’s “Top 100” cities by several websites and publications. The City has been named by Money magazine as one of “America’s Best Places to Live,” among cities with a population of 50,000+, and by CQ Press as one of America’s safest cities in the nation – all of which speak to the high quality of life enjoyed by O’Fallon residents.