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Free Events and Things to do in O'Fallon, MO

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Textual Research Appointment - National Archives at St. Louis
Today at 9:00 AM
St. Louis · National Archives at St. Louis
Textual Research Appointment - National Archives at St. Louis
Today at 9:00 AM
St. Louis · National Archives at St. Louis
Microfilm Research Appointment - National Archives at St. Louis
Today at 9:00 AM
St. Louis · 1 Archives Dr
Microfilm Research Appointment - National Archives at St. Louis
Today at 9:00 AM
St. Louis · 1 Archives Dr
Better Balance--May
Tuesday at 10:00 AM
St. Louis · Sunset Hills Community Center
Better Balance--May
Tuesday at 10:00 AM
St. Louis · Sunset Hills Community Center
Sales end soon
Number 9 Networking - Olivette - 7:30am
Tuesday at 7:30 AM + 10 more
St. Louis · 1138 N Warson Rd
Sales end soon
Number 9 Networking - Olivette - 7:30am
Tuesday at 7:30 AM + 10 more
St. Louis · 1138 N Warson Rd
Living Legends 2026
Sat, Jul 25, 5:00 PM
St. Louis · Missouri History Museum
Living Legends 2026
Sat, Jul 25, 5:00 PM
St. Louis · Missouri History Museum
Welcome Back-to-School Carnival & Health Fair
Sat, Aug 22, 10:00 AM
St. Louis · 6850 Normandale Dr
Welcome Back-to-School Carnival & Health Fair
Sat, Aug 22, 10:00 AM
St. Louis · 6850 Normandale Dr
Midwest DJ Symposium
Sat, Jun 27, 2:00 PM
St. Louis · Soul 2 Soul
Midwest DJ Symposium
Sat, Jun 27, 2:00 PM
St. Louis · Soul 2 Soul
Going fast
TEXTURE TALK EXPERIENCE
Sat, May 23, 2:30 PM
St. Louis · Dennis & Judith Jones Visitor & Education Center
Going fast
TEXTURE TALK EXPERIENCE
Sat, May 23, 2:30 PM
St. Louis · Dennis & Judith Jones Visitor & Education Center
Faith In The Wild at the STL ZOO
Sun, Jun 7, 9:00 AM
St. Louis · Saint Louis Zoo
Faith In The Wild at the STL ZOO
Sun, Jun 7, 9:00 AM
St. Louis · Saint Louis Zoo
Popup Art&craft show
Fri, May 29, 8:00 AM
Webster Groves · The Edge of Webster
Popup Art&craft show
Fri, May 29, 8:00 AM
Webster Groves · The Edge of Webster
54th Diversity Job Fair -St. Louis
Wed, Aug 12, 11:00 AM
St. Louis · North County Recreation Complex
54th Diversity Job Fair -St. Louis
Wed, Aug 12, 11:00 AM
St. Louis · North County Recreation Complex
Sales end soon
Live Iris Art Experience – Quick Shots Pop-Up
Saturday at 1:00 PM
St. Louis · 6511 Delmar Blvd
Sales end soon
Live Iris Art Experience – Quick Shots Pop-Up
Saturday at 1:00 PM
St. Louis · 6511 Delmar Blvd
SOULSTICE
Sat, Jun 6, 5:00 PM
St. Louis · SLUH Soccer Field
SOULSTICE
Sat, Jun 6, 5:00 PM
St. Louis · SLUH Soccer Field
House Music on the Rooftop - Every 4th Friday
Fri, May 22, 8:00 PM + 16 more
St. Louis · Moonrise Hotel
House Music on the Rooftop - Every 4th Friday
Fri, May 22, 8:00 PM + 16 more
St. Louis · Moonrise Hotel
Sales end soon
Lunch & Learn: Credit as an Asset
Today at 12:00 PM
St. Louis · 1230 Macklind Ave
Sales end soon
Lunch & Learn: Credit as an Asset
Today at 12:00 PM
St. Louis · 1230 Macklind Ave
Nostalgia - a local artist exhibit
Fri, Jun 12, 12:00 PM + 30 more
University City · Artisans in THE LOOP
Nostalgia - a local artist exhibit
Fri, Jun 12, 12:00 PM + 30 more
University City · Artisans in THE LOOP
Public Tour | Looking Back Toward the Future
Sat, May 30, 11:30 AM
St. Louis · Mildred Lane Kemper Art Museum
Public Tour | Looking Back Toward the Future
Sat, May 30, 11:30 AM
St. Louis · Mildred Lane Kemper Art Museum
It’s Friday (I’ve Cube Art Tribute)
Fri, Jun 12, 6:00 PM
St. Louis · Legacy Bar and Grill, 5249 Delmar Blvd., St. Louis, MO, 63108
It’s Friday (I’ve Cube Art Tribute)
Fri, Jun 12, 6:00 PM
St. Louis · Legacy Bar and Grill, 5249 Delmar Blvd., St. Louis, MO, 63108
Betty's Books After Hours
Wed, May 20, 6:00 PM + 6 more
Webster Groves · Betty's Books
Betty's Books After Hours
Wed, May 20, 6:00 PM + 6 more
Webster Groves · Betty's Books
Jeremy Booth & Catie Cook: Dual exhibitions opening at Square One Gallery
Fri, May 22, 6:00 PM
St. Louis · Square One Gallery
Jeremy Booth & Catie Cook: Dual exhibitions opening at Square One Gallery
Fri, May 22, 6:00 PM
St. Louis · Square One Gallery

Trends in O'Fallon

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Frequently asked questions about O'Fallon

What are the best free events to attend?

According to Eventbrite, the best free events are:

Better Balance--May

Number 9 Networking - Olivette - 7:30am

Living Legends 2026

Welcome Back-to-School Carnival & Health Fair

Which events are currently trending in O'Fallon?

The trending searches this month in O'Fallon are:

carnival festival

events happening today near me

Which free events are coming up?

Discover the best free events happening soon – you don't want to miss them:

Textual Research Appointment - National Archives at St. Louis

Microfilm Research Appointment - National Archives at St. Louis

Lunch & Learn: Credit as an Asset

Live Iris Art Experience – Quick Shots Pop-Up