O'Fallon is a mainstay on Money Magazine's "Best Places to Live" in the entire country, bagging awards from 2006 to 2012 - speaking of the high quality of life enjoyed by its residents.
The city was incorporated in September 25, 1912. O’Fallon is located in St. Charles County, and just 30 minutes west of the St. Louis City limits. The city is one of 19 counties nationwide to have a poverty rate of less than 5 percent.
Carrying the philosophy of "Family First", this beautiful city has a total area of 29.20 square miles with a population density of 2,717 inhabitants per square mile. Nearly 1,500 businesses call O’Fallon home, satisfying the tastes and styles of almost everyone.
O'Fallon is home to famous parks such as Fort Zumwalt Park, Knaust Park, O'Fallon Sports Park, Civic Park, Dames Park and among many other recreational facilities including the Alligator's Creek Aquatic Center, O'Fallon Family YMCA, T.R. Hughes Ballpark and the Renaud Spirit Center.
O'Fallon is served mostly by the Fort Zumwalt School District, and the westernmost part is served by the Wentzville R-IV School District.