• Summer Fun Awaits!

    O’Fallon's popular, family-friedly events are back! Enjoy warm summer nights at one of our fun, free activities.

    Jammin'Food Truck Frenzy

  • Veterans Memorial Walk

  • Main Street, c. 1909

  • Renaud Spirit Center

  • Fort Zumwalt Park

  • Summer fun
  • Veterans Memorial Walk
  • Main Street, c. 1909
  • Renaud Spirit Center
  • Fort Zumwalt Park

Upcoming Events

JUL
24


8:00 PM - 11:00 PM

JUL
25


7:00 AM - 9:00 PM

JUL
27


12:00 PM - 3:00 PM

JUL
27


4:00 PM - 10:30 PM

View Full Calendar

GET O'FALLON'S E-NEWSLETTER – Receive weekly updates of the latest news and upcoming events from the City of O'Fallon. Sign-up now!

Utility Services

  • Utility registration
  • E-Billing
  • Pay bills and fines
Water/Sewer emergency?
Call 636-281-2858

Business Map
& Directory

Search, sort and locate
more than 1,200 O'Fallon businesses.

Citizens First Center

Make a request, report
a street light outage
or road repair, ask us
a question.

Summer volunteering!

With the height of the festival season at hand, help is needed with City events. Contact O’Fallon’s Volunteer Services at volunteer@ofallon.mo.us or 636-379-5417. Or visit the Volunteer Services webpage.

Stay up-to-date on bridge construction/repairs, lane closures, and Highway 364 upgrades

Get the information you need on various projects, including:

O'Fallon TV

Stay informed! Find local programs and watch meetings, live, on O’FallonTV online, or via cable access on your television.

Watch O'Fallon Update

Watch on YouTube

Watch City Meetings

  • Trash & Recycling

    Learn the latest on trash, recycling and yard waste pickup, bulk waste drop-off and holiday schedules.
  • City Projects

    Explore current and future road construction, repairs and detours, water and sewer projects, and stormwater efforts.
  • Municipal Court

    Court is held three to four times each month. Find court dates, pay fines and more.
  • Volunteer O'Fallon

    Meet new people, keep job skills fresh and get behind the scenes by helping City staff with events, programs and projects.

Latest News

Music from sound tracks across the decades to be performed at O’Fallon Jammin’
On Tuesday, July 29, from 6:30 – 9 p.m., O’Fallon Jammin...
Be a vendor at O’Fallon’s 30th annual Fall Fest
If you are an artist, indie crafter or shabby chic vendo...