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

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National Memorial of Military Ascent Dedication Ceremony
Sat, Jun 6, 9:30 AM
Grafton · 950 E Main St
National Memorial of Military Ascent Dedication Ceremony
Sat, Jun 6, 9:30 AM
Grafton · 950 E Main St
Stepping Up with St. Luke's: Stress Relief
Thu, Jul 23, 9:00 AM
Chesterfield · St. Luke's Walking Trail
Stepping Up with St. Luke's: Stress Relief
Thu, Jul 23, 9:00 AM
Chesterfield · St. Luke's Walking Trail
Sales end soon
$99 Wedding Dress Sale – 3 Day Bridal Blowout | St. Louis
Thursday at 12:00 AM
Saint Ann · La Merite Bridal & Quinceañera Shop
Sales end soon
$99 Wedding Dress Sale – 3 Day Bridal Blowout | St. Louis
Thursday at 12:00 AM
Saint Ann · La Merite Bridal & Quinceañera Shop
World Autism Awareness Community Day
Sat, Apr 4, 12:00 PM
St. Louis · Renaissance St. Louis Airport Hotel
World Autism Awareness Community Day
Sat, Apr 4, 12:00 PM
St. Louis · Renaissance St. Louis Airport Hotel
Going fast
ACTV Studio IRL: Vuori Plaza Frontenac x Club Pilates
Sat, Mar 21, 8:00 AM
St. Louis · Vuori
Going fast
ACTV Studio IRL: Vuori Plaza Frontenac x Club Pilates
Sat, Mar 21, 8:00 AM
St. Louis · Vuori
Missing Voices Concert
Thursday at 7:00 PM
St. Louis · Salem United Methodist Church
Missing Voices Concert
Thursday at 7:00 PM
St. Louis · Salem United Methodist Church
Halloween Karaoke at Luvwoo Bar (FREE)
Sat, Oct 31, 9:00 AM
St. Louis · Luvwoo Bar
Halloween Karaoke at Luvwoo Bar (FREE)
Sat, Oct 31, 9:00 AM
St. Louis · Luvwoo Bar
Pyrus Wade Live Music at Luvwoo Bar (FREE)
Fri, May 15, 8:00 PM
St. Louis · Luvwoo Bar
Pyrus Wade Live Music at Luvwoo Bar (FREE)
Fri, May 15, 8:00 PM
St. Louis · Luvwoo Bar
Stepping Up with St. Luke's: Movement, Stretching, & Joint Health
Thu, Aug 27, 9:00 AM
Chesterfield · St. Luke's Walking Trail
Stepping Up with St. Luke's: Movement, Stretching, & Joint Health
Thu, Aug 27, 9:00 AM
Chesterfield · St. Luke's Walking Trail
Hoops Happy Hour
Thursday at 4:00 PM
Des Peres · Village Bar
Hoops Happy Hour
Thursday at 4:00 PM
Des Peres · Village Bar
LBB Self-Development Book Club Presents: Big Magic by Elizabeth Gilbert
Tue, Apr 28, 6:30 PM
Creve Coeur · Yarncom: Community Through Creation
LBB Self-Development Book Club Presents: Big Magic by Elizabeth Gilbert
Tue, Apr 28, 6:30 PM
Creve Coeur · Yarncom: Community Through Creation
Matters of the Heart
Fri, Mar 20, 7:00 PM + 41 more
Saint Ann · Reprieve Wellness Center
Matters of the Heart
Fri, Mar 20, 7:00 PM + 41 more
Saint Ann · Reprieve Wellness Center
Of Monarchs Live Music at Luvwoo Bar (FREE)
Fri, May 22, 8:30 PM
St. Louis · Luvwoo Bar
Of Monarchs Live Music at Luvwoo Bar (FREE)
Fri, May 22, 8:30 PM
St. Louis · Luvwoo Bar
2026 ARCOMA Spring Social
Fri, Apr 10, 5:00 PM
St. Louis · Missouri Athletic Club (West)
2026 ARCOMA Spring Social
Fri, Apr 10, 5:00 PM
St. Louis · Missouri Athletic Club (West)
Advanced Okuma OSP Lathe Programming Training Class - St. Louis, MO
Tue, Apr 21, 9:00 AM
St. Louis · Hartwig - St. Louis, MO
Advanced Okuma OSP Lathe Programming Training Class - St. Louis, MO
Tue, Apr 21, 9:00 AM
St. Louis · Hartwig - St. Louis, MO
Uno Game Night at Luvwoo Bar (FREE)
Wed, Dec 23, 7:00 PM
St. Louis · Luvwoo Bar
Uno Game Night at Luvwoo Bar (FREE)
Wed, Dec 23, 7:00 PM
St. Louis · Luvwoo Bar
Stepping Up with St. Luke's: Heart Health
Thu, Sep 24, 9:00 AM
Chesterfield · St. Luke's Walking Trail
Stepping Up with St. Luke's: Heart Health
Thu, Sep 24, 9:00 AM
Chesterfield · St. Luke's Walking Trail
The STL Lender Project
Tue, Mar 24, 9:00 AM
Des Peres · The Lodge Des Peres
The STL Lender Project
Tue, Mar 24, 9:00 AM
Des Peres · The Lodge Des Peres
Shred415 + lululemon
Sat, Mar 21, 8:00 AM
St. Louis · 1701 S Lindbergh Blvd
Shred415 + lululemon
Sat, Mar 21, 8:00 AM
St. Louis · 1701 S Lindbergh Blvd
Trek Ballwin | Basic Bike Maintenance
Fri, Apr 10, 6:00 PM
Manchester · Trek Bicycle St. Louis Ballwin
Trek Ballwin | Basic Bike Maintenance
Fri, Apr 10, 6:00 PM
Manchester · Trek Bicycle St. Louis Ballwin

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:

National Memorial of Military Ascent Dedication Ceremony

Stepping Up with St. Luke's: Stress Relief

World Autism Awareness Community Day

ACTV Studio IRL: Vuori Plaza Frontenac x Club Pilates

Which events are currently trending in O'Fallon?

The trending searches this month in O'Fallon are:

st patrick day

events happening today near me

scramble golf tournaments

job fairs

Which free events are coming up?

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

$99 Wedding Dress Sale – 3 Day Bridal Blowout | St. Louis

Hoops Happy Hour

Missing Voices Concert

Matters of the Heart

National Memorial of Military Ascent Dedication Ceremony

National Memorial of Military Ascent Dedication Ceremony

Stepping Up with St. Luke's: Stress Relief

Stepping Up with St. Luke's: Stress Relief

$99 Wedding Dress Sale – 3 Day Bridal Blowout | St. Louis

$99 Wedding Dress Sale – 3 Day Bridal Blowout | St. Louis

World Autism Awareness Community Day

World Autism Awareness Community Day

ACTV Studio IRL: Vuori Plaza Frontenac x Club Pilates

ACTV Studio IRL: Vuori Plaza Frontenac x Club Pilates

Missing Voices Concert

Missing Voices Concert

Halloween Karaoke at Luvwoo Bar (FREE)

Halloween Karaoke at Luvwoo Bar (FREE)

Pyrus Wade Live Music at Luvwoo Bar (FREE)

Pyrus Wade Live Music at Luvwoo Bar (FREE)

Stepping Up with St. Luke's: Movement, Stretching, & Joint Health

Stepping Up with St. Luke's: Movement, Stretching, & Joint Health

Hoops Happy Hour

Hoops Happy Hour

LBB Self-Development Book Club Presents: Big Magic by Elizabeth Gilbert

LBB Self-Development Book Club Presents: Big Magic by Elizabeth Gilbert

Matters of the Heart

Matters of the Heart

Of Monarchs Live Music at Luvwoo Bar (FREE)

Of Monarchs Live Music at Luvwoo Bar (FREE)

2026 ARCOMA Spring Social

2026 ARCOMA Spring Social

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

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

Uno Game Night at Luvwoo Bar (FREE)

Uno Game Night at Luvwoo Bar (FREE)

Stepping Up with St. Luke's: Heart Health

Stepping Up with St. Luke's: Heart Health

The STL Lender Project

The STL Lender Project

Shred415 + lululemon

Shred415 + lululemon

Trek Ballwin | Basic Bike Maintenance

Trek Ballwin | Basic Bike Maintenance

Things to do around O'Fallon

Trends in O'Fallon

1. St patrick day

2. Events happening today near me

3. Scramble golf tournaments

4. Job fairs

5. Couples

6. Puff and paint

7. Kids

8. Puppy yoga

9. Bingo

10. Car shows

11. Cannabis_event

12. Music bingo

What are the best free events to attend?

Which events are currently trending in O'Fallon?

Which free events are coming up?