All-Abilities Playground 2022

O’Fallon All-Abilities Playground Sponsorship Opportunities »

O’Fallon, Illinois Sponsorship, donation and volunteer opportunities are now...

Illinois American Switching Water Disinfectant on September 15, 2022 »

On September 15, 2022, Illinois American Water Company will be switching back to their normal disinfectant, which is...

Lincoln Farms 2022

Lincoln Farm Road Closed between Summerlin Ridge and Hodgens Mill Lane Beginning on Monday, September 12, 2022 »

O’Fallon, Illinois The O’Fallon Public Works Department will be closing Lincoln...

Welcome to the City of O'Fallon

We are a diverse, charming community of hardworking residents, including personnel from nearby Scott Air Force Base. Over 30,000 people call O'Fallon "home", and each one contributes a wonderful mix of small-town caring and community pride. O'Fallon's rich history of trade and industry, and its solid foundation for continued growth and prosperity make it one of the area's most popular communities in which to live and work. Today, O'Fallon is known as one of the fastest growing communities in the Metropolitan St. Louis area. Visit us and see what O'Fallon has to offer!