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Events and Things to do in O'Fallon, MO

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Lean Six Sigma Green Belt (LSSGB) Certification Training in St. Louis, MO
Tuesday at 9:00 AM + 7 more
St. Louis · St. Louis, MO
Lean Six Sigma Green Belt (LSSGB) Certification Training in St. Louis, MO
Tuesday at 9:00 AM + 7 more
St. Louis · St. Louis, MO
Sales end soon
St. Louis Locomotion Scavenger Hunt
Tomorrow at 11:00 AM + 299 more
St. Louis · The Gateway Arch
Sales end soon
St. Louis Locomotion Scavenger Hunt
Tomorrow at 11:00 AM + 299 more
St. Louis · The Gateway Arch
Jane’s Market - WOMENS ONLY SHOP AND SOCIAL
Wed, Jun 10, 6:00 PM + 3 more
St. Louis · 904 S 4th St
Jane’s Market - WOMENS ONLY SHOP AND SOCIAL
Wed, Jun 10, 6:00 PM + 3 more
St. Louis · 904 S 4th St
CARDS KICKBACK INDOOR/outdoor MARKET
Mon, Jun 15, 12:00 PM + 4 more
St. Louis · 904 S 4th St
CARDS KICKBACK INDOOR/outdoor MARKET
Mon, Jun 15, 12:00 PM + 4 more
St. Louis · 904 S 4th St
St. Louis Speed Dating (24-32 age group)
Friday at 8:00 PM + 30 more
St. Louis · St. Louis Online Events
St. Louis Speed Dating (24-32 age group)
Friday at 8:00 PM + 30 more
St. Louis · St. Louis Online Events
2026 Spring Open House - Wedding Product & Service Vendor Event
Sun, Jun 14, 12:00 PM
Saint Clair · Lost Hill Lake Wedding & Events
2026 Spring Open House - Wedding Product & Service Vendor Event
Sun, Jun 14, 12:00 PM
Saint Clair · Lost Hill Lake Wedding & Events
Sales end soon
The Womb Keepers Festival
Thursday at 3:00 PM
Saint Clair · Lost Hill Lake Events
Sales end soon
The Womb Keepers Festival
Thursday at 3:00 PM
Saint Clair · Lost Hill Lake Events
Ivori Babu
Fri, Jun 19, 10:00 PM
East St. Louis · 3801 State St
Ivori Babu
Fri, Jun 19, 10:00 PM
East St. Louis · 3801 State St
Sales end soon
Lost Hill Lake Open Lake Day Vendor Market - Monday, May 25
Monday at 10:00 AM
Saint Clair · Lost Hill Lake Wedding & Events
Sales end soon
Lost Hill Lake Open Lake Day Vendor Market - Monday, May 25
Monday at 10:00 AM
Saint Clair · Lost Hill Lake Wedding & Events
All Things Elevated: Celebrating A Year of Elevation
Sat, Jul 25, 11:00 AM
Sauget · 1801 Camp Jackson Rd
All Things Elevated: Celebrating A Year of Elevation
Sat, Jul 25, 11:00 AM
Sauget · 1801 Camp Jackson Rd
Benjamin Chandler Presents-20 Year Anniversary Reunion Live Recording
Sat, Jun 20, 6:20 PM
East St. Louis · 616 Garfield Hubbard Senior Blvd
Benjamin Chandler Presents-20 Year Anniversary Reunion Live Recording
Sat, Jun 20, 6:20 PM
East St. Louis · 616 Garfield Hubbard Senior Blvd
Rock N Roll Bingo Night for Alzheimers
Fri, Aug 14, 5:30 PM
Arnold · Meramec Arnold Eagles
Rock N Roll Bingo Night for Alzheimers
Fri, Aug 14, 5:30 PM
Arnold · Meramec Arnold Eagles
Going fast
Theology Girls Trivia Night
Fri, Jun 12, 7:00 PM
Imperial · Behold Coffee
Going fast
Theology Girls Trivia Night
Fri, Jun 12, 7:00 PM
Imperial · Behold Coffee
Breathwork, Ice Bath & Sauna Workshop
Sun, Jul 12, 12:00 PM
Saint Clair · Lost Hill Lake Wedding & Events
Breathwork, Ice Bath & Sauna Workshop
Sun, Jul 12, 12:00 PM
Saint Clair · Lost Hill Lake Wedding & Events
Canna Beats + Eats
Sat, Aug 15, 5:00 PM
Saint Clair · Lost Hill Lake Wedding & Events
Canna Beats + Eats
Sat, Aug 15, 5:00 PM
Saint Clair · Lost Hill Lake Wedding & Events
Goat Yoga @ Bethalto Farmer’s Market
Sun, Jun 14, 9:00 AM
Bethalto · Bethalto Park
Goat Yoga @ Bethalto Farmer’s Market
Sun, Jun 14, 9:00 AM
Bethalto · Bethalto Park
2026 Fall Open House - Wedding Product & Service Vendor Event
Sun, Sep 20, 12:00 PM
Saint Clair · Lost Hill Lake Wedding & Events
2026 Fall Open House - Wedding Product & Service Vendor Event
Sun, Sep 20, 12:00 PM
Saint Clair · Lost Hill Lake Wedding & Events
Puff n Pose Goat Yoga @ Mo Growing
Sun, Jun 28, 10:00 AM
Saint Clair · Mo Growing Supplies
Puff n Pose Goat Yoga @ Mo Growing
Sun, Jun 28, 10:00 AM
Saint Clair · Mo Growing Supplies
Just added
Puff n Paint STL Love
Sun, Jun 28, 2:00 PM
Saint Clair · Mo Growing Supplies
Just added
Puff n Paint STL Love
Sun, Jun 28, 2:00 PM
Saint Clair · Mo Growing Supplies
Black Roses Ladies Night Out With Ken Jones
Sat, Jun 20, 7:00 PM
East St. Louis · Etta's Bar & Grill
Black Roses Ladies Night Out With Ken Jones
Sat, Jun 20, 7:00 PM
East St. Louis · Etta's Bar & Grill

Trends in O'Fallon

Explore more trends

Explore more trends

Frequently asked questions about O'Fallon

What are the best events to attend?

According to Eventbrite, the best events are:

Jane’s Market - WOMENS ONLY SHOP AND SOCIAL

CARDS KICKBACK INDOOR/outdoor MARKET

St. Louis Speed Dating (24-32 age group)

2026 Spring Open House - Wedding Product & Service Vendor Event

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 events are coming up?

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

St. Louis Locomotion Scavenger Hunt

Lost Hill Lake Open Lake Day Vendor Market - Monday, May 25

Lean Six Sigma Green Belt (LSSGB) Certification Training in St. Louis, MO

The Womb Keepers Festival