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  • Veterans Memorial Walk

  • Main Street, c. 1909

  • 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

  • Fort Zumwalt Park

  • Sales Tax Holiday
  • Veterans Memorial Walk
  • Main Street, c. 1909
  • Summer fun
  • Fort Zumwalt Park

Upcoming Events

JUL
29


6:30 PM - 9:00 PM

AUG
1


10:00 AM - 7:00 PM

AUG
2


9:00 AM - 5:00 PM

AUG
5


6:30 PM - 9:00 PM

View Full Calendar

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Utility Services

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Water/Sewer emergency?
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Business Map
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more than 1,200 O'Fallon businesses.

Citizens First Center

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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:

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  • Trash & Recycling

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  • 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.