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 29,000 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!
Code Red is useful in the event that an emergency might threaten your home and/or business. Please click here to register. Create your account so you can go back and update your information as needed.
National Day of Prayer
May 5, 2016 - 12:00pm
Friends of O'Fallon Public Library Book Sale
May 5, 2016 - 2:00pm
CHADD presents "Executive Function Dysfunction" with Dr. Jenny Walczak
May 5, 2016 - 5:30pm
O'Fallon Garden Club's Spring Plant Sale
May 7, 2016 - 9:00am
O'Fallon Fire Rescue 125th Birthday Open House
May 7, 2016 - 11:00am