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

Search for something you love or check out popular events in your area.

June Family Night Out
Fri, Jun 12, 5:00 PM
St. Louis · Goldfish Swim School - Warson Woods
June Family Night Out
Fri, Jun 12, 5:00 PM
St. Louis · Goldfish Swim School - Warson Woods
Blueprint Summer Soiree- A Family Affair
Sat, Jun 27, 4:00 PM
St. Louis · National Museum of Transportation
Blueprint Summer Soiree- A Family Affair
Sat, Jun 27, 4:00 PM
St. Louis · National Museum of Transportation
Memorial Day Savings
Today at 10:00 AM
St. Louis · Hearth & Soul
Memorial Day Savings
Today at 10:00 AM
St. Louis · Hearth & Soul
Going fast
Eleventh + Om: Yoga at The AC Hotel Clayton - August
Sun, Aug 23, 11:00 AM
Clayton · AC Hotel St. Louis Clayton
Going fast
Eleventh + Om: Yoga at The AC Hotel Clayton - August
Sun, Aug 23, 11:00 AM
Clayton · AC Hotel St. Louis Clayton
Just added
Kindred Kids: Ollie’s Fun Forest Playground
Thu, Jul 16, 6:00 PM
St. Peters · Ollie's Fun Forest - City Centre Playground
Just added
Kindred Kids: Ollie’s Fun Forest Playground
Thu, Jul 16, 6:00 PM
St. Peters · Ollie's Fun Forest - City Centre Playground
Going fast
Silent Book Club: St. Louis City & County Joint Event!
Saturday at 12:00 PM
Sappington · Laumeier Sculpture Park
Going fast
Silent Book Club: St. Louis City & County Joint Event!
Saturday at 12:00 PM
Sappington · Laumeier Sculpture Park
Velvet x People's Healthcare STL 2: Ready, Set, School Bash 2026
Sat, Aug 1, 11:00 AM
Ferguson · 107 S Florissant Rd
Velvet x People's Healthcare STL 2: Ready, Set, School Bash 2026
Sat, Aug 1, 11:00 AM
Ferguson · 107 S Florissant Rd
Just added
July Golden Hour
Thu, Jul 23, 7:00 PM
Saint Charles · Harvester Christian Church - St. Charles Campus
Just added
July Golden Hour
Thu, Jul 23, 7:00 PM
Saint Charles · Harvester Christian Church - St. Charles Campus
Sales end soon
Sip & Shop Saturdays
Saturday at 10:00 AM + 8 more
St. Louis · Hearth & Soul
Sales end soon
Sip & Shop Saturdays
Saturday at 10:00 AM + 8 more
St. Louis · Hearth & Soul
Sales end soon
But Did You Die? Still Here. Still Becoming Book Launch
Saturday at 2:00 PM
St. Louis · St. Louis County Library
Sales end soon
But Did You Die? Still Here. Still Becoming Book Launch
Saturday at 2:00 PM
St. Louis · St. Louis County Library
Sports & Wellness Jamboree
Sat, Jun 6, 9:00 AM
St. Louis · Normandy High School
Sports & Wellness Jamboree
Sat, Jun 6, 9:00 AM
St. Louis · Normandy High School
Bagels & Banter
Tue, Jun 16, 8:30 AM
Clayton · Bank of Washington
Bagels & Banter
Tue, Jun 16, 8:30 AM
Clayton · Bank of Washington
In Search of True Friendship (Free Event)
Mon, Jun 1, 6:30 PM
University City · University City Public Library Auditorium
In Search of True Friendship (Free Event)
Mon, Jun 1, 6:30 PM
University City · University City Public Library Auditorium
Almost full
Art Sings Educator Workshop
Wed, Jun 10, 10:00 AM
St. Louis · Mildred Lane Kemper Art Museum
Almost full
Art Sings Educator Workshop
Wed, Jun 10, 10:00 AM
St. Louis · Mildred Lane Kemper Art Museum
Going fast
Sip & Connect STL: Where Conversations Turn Into Connections
Mon, Jun 22, 6:30 PM
Brentwood · Total Wine & More
Going fast
Sip & Connect STL: Where Conversations Turn Into Connections
Mon, Jun 22, 6:30 PM
Brentwood · Total Wine & More
Sales end soon
Bourbon + Bites
Thursday at 4:30 PM
University City · Crescent Plumbing Supply
Sales end soon
Bourbon + Bites
Thursday at 4:30 PM
University City · Crescent Plumbing Supply
Clayton Art And Craft Festival
Fri, Jun 12, 10:00 AM
Clayton · North Brentwood Boulevard
Clayton Art And Craft Festival
Fri, Jun 12, 10:00 AM
Clayton · North Brentwood Boulevard
Just added
Kindred Kids: Brendan's Playground
Sat, Aug 22, 10:30 AM
O'Fallon · Brendan's Playground
Just added
Kindred Kids: Brendan's Playground
Sat, Aug 22, 10:30 AM
O'Fallon · Brendan's Playground
Going fast
House Music on the Rooftop
Sat, Jun 27, 5:00 PM
St. Louis · Moonrise Hotel
Going fast
House Music on the Rooftop
Sat, Jun 27, 5:00 PM
St. Louis · Moonrise Hotel
Esther's Oil Ministry Bible Study
Sat, Jun 6, 11:00 AM
Florissant · St Louis County Library–Jamestown Bluffs Branch
Esther's Oil Ministry Bible Study
Sat, Jun 6, 11:00 AM
Florissant · St Louis County Library–Jamestown Bluffs Branch

Trends in O'Fallon

Explore more trends

Frequently asked questions about O'Fallon

What are the best free events to attend?

According to Eventbrite, the best free events are:

June Family Night Out

Blueprint Summer Soiree- A Family Affair

Eleventh + Om: Yoga at The AC Hotel Clayton - August

Kindred Kids: Ollie’s Fun Forest Playground

Which events are currently trending in O'Fallon?

The trending searches this month in O'Fallon are:

mothers day

carnival festival

events happening today near me

car shows

Which free events are coming up?

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

Memorial Day Savings

Bourbon + Bites

Sip & Shop Saturdays

Silent Book Club: St. Louis City & County Joint Event!

June Family Night Out

June Family Night Out

Blueprint Summer Soiree- A Family Affair

Blueprint Summer Soiree- A Family Affair

Memorial Day Savings

Memorial Day Savings

Eleventh + Om: Yoga at The AC Hotel Clayton - August

Eleventh + Om: Yoga at The AC Hotel Clayton - August

Kindred Kids: Ollie’s Fun Forest Playground

Kindred Kids: Ollie’s Fun Forest Playground

Silent Book Club: St. Louis City & County Joint Event!

Silent Book Club: St. Louis City & County Joint Event!

Velvet x People's Healthcare STL 2: Ready, Set, School Bash 2026

Velvet x People's Healthcare STL 2: Ready, Set, School Bash 2026

July Golden Hour

July Golden Hour

Sip & Shop Saturdays

Sip & Shop Saturdays

But Did You Die? Still Here. Still Becoming Book Launch

But Did You Die? Still Here. Still Becoming Book Launch

Sports & Wellness Jamboree

Sports & Wellness Jamboree

Bagels & Banter

Bagels & Banter

In Search of True Friendship (Free Event)

In Search of True Friendship (Free Event)

Art Sings Educator Workshop

Art Sings Educator Workshop

Sip & Connect STL: Where Conversations Turn Into Connections

Sip & Connect STL: Where Conversations Turn Into Connections

Bourbon + Bites

Bourbon + Bites

Clayton Art And Craft Festival

Clayton Art And Craft Festival

Kindred Kids: Brendan's Playground

Kindred Kids: Brendan's Playground

House Music on the Rooftop

House Music on the Rooftop

Esther's Oil Ministry Bible Study

Esther's Oil Ministry Bible Study

Things to do around O'Fallon

Trends in O'Fallon

1. Mothers day

2. Carnival festival

3. Events happening today near me

4. Car shows

5. Mothers day brunch

6. Scramble golf tournaments

7. Cannabis_event

8. Kids

9. Crafts fair

10. Music bingo

11. Job fairs

12. Puff and paint

What are the best free events to attend?

Which events are currently trending in O'Fallon?

Which free events are coming up?