Free Events and Things to do in O'Fallon, MO
Search for something you love or check out popular events in your area.
1 filter applied
Free
Date
Neighborhood
Category
Format
Language
Currency
1 filter applied
Free
Open Mic Comedy Night at Steve's Hot Dogs on South Grand
Tomorrow at 7:30 PM
St. Louis · Steve's Hot Dogs
Open Mic Comedy Night at Steve's Hot Dogs on South Grand
Tomorrow at 7:30 PM
St. Louis · Steve's Hot Dogs
St Louis: We Create Real Estate Investors, learn how
Tomorrow at 7:00 PM + 6 more
St Louis · Zoom Event
St Louis: We Create Real Estate Investors, learn how
Tomorrow at 7:00 PM + 6 more
St Louis · Zoom Event
St. Louis School-Business Partnership 2026 Spring Tour & Networking Event
Wed, Apr 8, 2:00 PM
St. Louis · 21c Museum Hotel St Louis
St. Louis School-Business Partnership 2026 Spring Tour & Networking Event
Wed, Apr 8, 2:00 PM
St. Louis · 21c Museum Hotel St Louis
Futures Fund 2026 Info Session with MAPS and The Luminary
Tue, Mar 31, 6:30 PM
St. Louis · The Luminary
Futures Fund 2026 Info Session with MAPS and The Luminary
Tue, Mar 31, 6:30 PM
St. Louis · The Luminary
Frequently asked questions about O'Fallon
What are the best free events to attend?
According to Eventbrite, the best free events are:
Which events are currently trending in O'Fallon?
The trending searches this month in O'Fallon are:
Which free events are coming up?
Discover the best free events happening soon – you don't want to miss them: