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

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

Just added
KSHE In The Ville: 80's/90's THROWBACK Pop Up Bar & Pop Up Store
Cottleville · Public School House
Just added
KSHE In The Ville: 80's/90's THROWBACK Pop Up Bar & Pop Up Store
Cottleville · Public School House
Business and Brews Networking
Thu, Jun 4, 4:30 PM + 13 more
Chesterfield · 4 Hands at The District
Business and Brews Networking
Thu, Jun 4, 4:30 PM + 13 more
Chesterfield · 4 Hands at The District
53rd Diversity Job Fair -St. Louis
Today at 11:00 AM
St. Louis · North County Recreation Complex
53rd Diversity Job Fair -St. Louis
Today at 11:00 AM
St. Louis · North County Recreation Complex
Chaz 45 Live For The City Walk Concert Series
Fri, Jun 12, 6:00 PM
Ferguson · Plaza at 501
Chaz 45 Live For The City Walk Concert Series
Fri, Jun 12, 6:00 PM
Ferguson · Plaza at 501
Training Class - Advanced Okuma Lathe Programming - St. Louis, MO
Tue, Aug 18, 9:00 AM
St. Louis · Hartwig - St. Louis, MO
Training Class - Advanced Okuma Lathe Programming - St. Louis, MO
Tue, Aug 18, 9:00 AM
St. Louis · Hartwig - St. Louis, MO
MAC Business Development Group Classics and Cocktails
Wed, Oct 14, 4:30 PM
Town & Country · Missouri Athletic Club
MAC Business Development Group Classics and Cocktails
Wed, Oct 14, 4:30 PM
Town & Country · Missouri Athletic Club
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
Sales end soon
Memorial Day Savings
Monday at 10:00 AM + 7 more
St. Louis · Hearth & Soul
Sales end soon
Memorial Day Savings
Monday at 10:00 AM + 7 more
St. Louis · Hearth & Soul
Zoofari Shopping Day!
Sat, May 23, 10:00 AM
St. Louis · Hearth & Soul
Zoofari Shopping Day!
Sat, May 23, 10:00 AM
St. Louis · Hearth & Soul
Sales end soon
Makers Market
Saturday at 11:00 AM
St. Louis · Hearth & Soul
Sales end soon
Makers Market
Saturday at 11:00 AM
St. Louis · Hearth & Soul
Sales end soon
Cheers to the Grads!
Friday at 10:00 AM + 2 more
St. Louis · Hearth & Soul
Sales end soon
Cheers to the Grads!
Friday at 10:00 AM + 2 more
St. Louis · Hearth & Soul
Sales end soon
Impact & Inspiration Luncheon: Weaving Communities, Embracing Inclusion
Sat, Jun 6, 2:00 PM
University City · 7210 Olive Blvd
Sales end soon
Impact & Inspiration Luncheon: Weaving Communities, Embracing Inclusion
Sat, Jun 6, 2:00 PM
University City · 7210 Olive Blvd
Just added
The Tate Mortgage Team - May 20th, 2026 - Lunch & Learn (RENOvation Loans)
Wed, May 20, 11:45 AM
Chesterfield · Flat Branch Home Loans - Chesterfield
Just added
The Tate Mortgage Team - May 20th, 2026 - Lunch & Learn (RENOvation Loans)
Wed, May 20, 11:45 AM
Chesterfield · Flat Branch Home Loans - Chesterfield
Silent Book Club: St. Louis City & County Joint Event!
Sat, May 30, 12:00 PM
Sappington · Laumeier Sculpture Park
Silent Book Club: St. Louis City & County Joint Event!
Sat, May 30, 12:00 PM
Sappington · Laumeier Sculpture Park
Ladies Night at Comedy Central
Fri, May 22, 6:00 PM
University City · University City Public Library/Auditorium
Ladies Night at Comedy Central
Fri, May 22, 6:00 PM
University City · University City Public Library/Auditorium
Sales end soon
Sip & Shop Saturdays
Saturday at 10:00 AM + 10 more
St. Louis · Hearth & Soul
Sales end soon
Sip & Shop Saturdays
Saturday at 10:00 AM + 10 more
St. Louis · Hearth & Soul
Medicare Made Easy with Anne DeLeon
Wed, May 20, 6:00 PM
Bridgeton · St. Louis County Library - Bridgeton Trails Branch
Medicare Made Easy with Anne DeLeon
Wed, May 20, 6:00 PM
Bridgeton · St. Louis County Library - Bridgeton Trails Branch
Creating Communities of Hope (Free Event)
Monday at 6:30 PM
University City · University City Public Library, Rm 208
Creating Communities of Hope (Free Event)
Monday at 6:30 PM
University City · University City Public Library, Rm 208
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

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:

KSHE In The Ville: 80's/90's THROWBACK Pop Up Bar & Pop Up Store

Business and Brews Networking

Chaz 45 Live For The City Walk Concert Series

Training Class - Advanced Okuma Lathe Programming - St. Louis, MO

Which events are currently trending in O'Fallon?

The trending searches this month in O'Fallon are:

mothers day

carnival festival

cannabis_event

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:

53rd Diversity Job Fair -St. Louis

Cheers to the Grads!

Sip & Shop Saturdays

Makers Market

KSHE In The Ville: 80's/90's THROWBACK Pop Up Bar & Pop Up Store

KSHE In The Ville: 80's/90's THROWBACK Pop Up Bar & Pop Up Store

Business and Brews Networking

Business and Brews Networking

53rd Diversity Job Fair -St. Louis

53rd Diversity Job Fair -St. Louis

Chaz 45 Live For The City Walk Concert Series

Chaz 45 Live For The City Walk Concert Series

Training Class - Advanced Okuma Lathe Programming - St. Louis, MO

Training Class - Advanced Okuma Lathe Programming - St. Louis, MO

MAC Business Development Group Classics and Cocktails

MAC Business Development Group Classics and Cocktails

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

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

Memorial Day Savings

Memorial Day Savings

Zoofari Shopping Day!

Zoofari Shopping Day!

Makers Market

Makers Market

Cheers to the Grads!

Cheers to the Grads!

Impact & Inspiration Luncheon: Weaving Communities, Embracing Inclusion

Impact & Inspiration Luncheon: Weaving Communities, Embracing Inclusion

The Tate Mortgage Team - May 20th, 2026 - Lunch & Learn (RENOvation Loans)

The Tate Mortgage Team - May 20th, 2026 - Lunch & Learn (RENOvation Loans)

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

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

Ladies Night at Comedy Central

Ladies Night at Comedy Central

Sip & Shop Saturdays

Sip & Shop Saturdays

Medicare Made Easy with Anne DeLeon

Medicare Made Easy with Anne DeLeon

Creating Communities of Hope (Free Event)

Creating Communities of Hope (Free Event)

Sports & Wellness Jamboree

Sports & Wellness Jamboree

Things to do around O'Fallon

Trends in O'Fallon

1. Mothers day

2. Carnival festival

3. Cannabis_event

4. Events happening today near me

5. Mothers day brunch

6. Car shows

7. Scramble golf tournaments

8. Goat yoga

9. Kids

10. Bingo

11. Music bingo

12. Job fairs

What are the best free events to attend?

Which events are currently trending in O'Fallon?

Which free events are coming up?