Events and Things to do in O'Fallon, IL

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Sazón Latin Food Festival 2026: St. Louis’s Taste of Latin American Food
Sun, Sep 27, 12:00 PM
St. Louis · 4 Hands Brewing Company
Sazón Latin Food Festival 2026: St. Louis’s Taste of Latin American Food
Sun, Sep 27, 12:00 PM
St. Louis · 4 Hands Brewing Company
St. Louis Fall Craft and Vendor Market
Sat, Nov 7, 11:00 AM
Fairview Heights · St. Clair Square
St. Louis Fall Craft and Vendor Market
Sat, Nov 7, 11:00 AM
Fairview Heights · St. Clair Square
SOULSTICE
Sat, Jun 6, 5:00 PM
St. Louis · SLUH Soccer Field
SOULSTICE
Sat, Jun 6, 5:00 PM
St. Louis · SLUH Soccer Field
Lecture: Professor Eric Mumford
Sat, Jun 27, 1:00 PM
St. Louis · Pulitzer Arts Foundation
Lecture: Professor Eric Mumford
Sat, Jun 27, 1:00 PM
St. Louis · Pulitzer Arts Foundation
Gateway Fall Market
Sat, Aug 22, 9:00 AM
Collinsville · Gateway Convention Center
Gateway Fall Market
Sat, Aug 22, 9:00 AM
Collinsville · Gateway Convention Center
Sales end soon
Jeremy Booth & Catie Cook: Dual exhibitions opening at Square One Gallery
Friday at 6:00 PM
St. Louis · Square One Gallery
Sales end soon
Jeremy Booth & Catie Cook: Dual exhibitions opening at Square One Gallery
Friday at 6:00 PM
St. Louis · Square One Gallery
Re-Alignment: Start With One - Smithton, IL
Tue, Jun 16, 11:30 AM
Smithton · Papa Vito’s Pizza Smithton
Re-Alignment: Start With One - Smithton, IL
Tue, Jun 16, 11:30 AM
Smithton · Papa Vito’s Pizza Smithton
Going fast
May Networking Mixer- Crowdfund your dream, change your life.
Tomorrow at 5:00 PM
St. Louis · WEPOWER
Going fast
May Networking Mixer- Crowdfund your dream, change your life.
Tomorrow at 5:00 PM
St. Louis · WEPOWER
Breathe, Rebuild & Blossom Wellness Conference
Sat, Jun 13, 12:00 PM
St. Louis · A Royal Event Party Planning
Breathe, Rebuild & Blossom Wellness Conference
Sat, Jun 13, 12:00 PM
St. Louis · A Royal Event Party Planning
Grooms Day Events
Sat, Jun 20, 2:00 PM
St. Louis · 1190 Cole St
Grooms Day Events
Sat, Jun 20, 2:00 PM
St. Louis · 1190 Cole St
Code til Dawn (May)
Fri, May 29, 5:00 PM
St. Louis · CIC St. Louis - 20 S Sarah St.
Code til Dawn (May)
Fri, May 29, 5:00 PM
St. Louis · CIC St. Louis - 20 S Sarah St.
Piano Slam
St. Louis · Pianos For People
Piano Slam
St. Louis · Pianos For People
ALZ Around the Garden
Tue, Jun 30, 5:00 PM
St. Louis · Missouri Botanical Garden
ALZ Around the Garden
Tue, Jun 30, 5:00 PM
St. Louis · Missouri Botanical Garden
Reading is Fire
Sat, Jun 13, 11:00 AM
St. Louis · Ritz Park
Reading is Fire
Sat, Jun 13, 11:00 AM
St. Louis · Ritz Park
Free Guided Museum Tours: "The Future Is Female" at 21c
Thu, Jun 4, 6:00 PM + 3 more
St. Louis · 21c Museum Hotel St Louis
Free Guided Museum Tours: "The Future Is Female" at 21c
Thu, Jun 4, 6:00 PM + 3 more
St. Louis · 21c Museum Hotel St Louis
SLICE and SLPC Sip & Scribe - May
Sat, May 30, 12:00 PM
St. Louis · High Low
SLICE and SLPC Sip & Scribe - May
Sat, May 30, 12:00 PM
St. Louis · High Low
Almost full
Unfolding Nature's Calendar: Plants, Climate, and Phenology
Wed, Jun 10, 9:00 AM
St. Louis · Commerce Bank Education Center
Almost full
Unfolding Nature's Calendar: Plants, Climate, and Phenology
Wed, Jun 10, 9:00 AM
St. Louis · Commerce Bank Education Center
Tours & Pours STL - 2239 South Grand Featuring Vince Chamov!
Thu, Jun 11, 6:00 PM
St. Louis · 2239 S Grand Blvd
Tours & Pours STL - 2239 South Grand Featuring Vince Chamov!
Thu, Jun 11, 6:00 PM
St. Louis · 2239 S Grand Blvd
Summer Home Buying Seminar - First Community Arena at SIUE in Illinois
Thu, Jun 11, 6:00 PM
Edwardsville · First Community Arena at the Vadalabene Center in the Cougar Pavilion Room
Summer Home Buying Seminar - First Community Arena at SIUE in Illinois
Thu, Jun 11, 6:00 PM
Edwardsville · First Community Arena at the Vadalabene Center in the Cougar Pavilion Room

Trends in O'Fallon

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Frequently asked questions about O'Fallon

What are the best events to attend?

According to Eventbrite, the best events are:

Sazón Latin Food Festival 2026: St. Louis’s Taste of Latin American Food

St. Louis Fall Craft and Vendor Market

SOULSTICE

Lecture: Professor Eric Mumford

Which events are currently trending in O'Fallon?

The trending searches this month in O'Fallon are:

mothers day brunch

mothers day weekend events near me

events happening today near me

mother's day

Which events are coming up?

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

May Networking Mixer- Crowdfund your dream, change your life.

Jeremy Booth & Catie Cook: Dual exhibitions opening at Square One Gallery

Code til Dawn (May)

SLICE and SLPC Sip & Scribe - May

Sazón Latin Food Festival 2026: St. Louis’s Taste of Latin American Food

Sazón Latin Food Festival 2026: St. Louis’s Taste of Latin American Food

St. Louis Fall Craft and Vendor Market

St. Louis Fall Craft and Vendor Market

SOULSTICE

SOULSTICE

Lecture: Professor Eric Mumford

Lecture: Professor Eric Mumford

Gateway Fall Market

Gateway Fall Market

Jeremy Booth & Catie Cook: Dual exhibitions opening at Square One Gallery

Jeremy Booth & Catie Cook: Dual exhibitions opening at Square One Gallery

Re-Alignment: Start With One - Smithton, IL

Re-Alignment: Start With One - Smithton, IL

May Networking Mixer- Crowdfund your dream, change your life.

May Networking Mixer- Crowdfund your dream, change your life.

Breathe, Rebuild & Blossom Wellness Conference

Breathe, Rebuild & Blossom Wellness Conference

Grooms Day Events

Grooms Day Events

Code til Dawn (May)

Code til Dawn (May)

Piano Slam

Piano Slam

ALZ Around the Garden

ALZ Around the Garden

Reading is Fire

Reading is Fire

Free Guided Museum Tours: "The Future Is Female" at 21c

Free Guided Museum Tours: "The Future Is Female" at 21c

SLICE and SLPC Sip & Scribe - May

SLICE and SLPC Sip & Scribe - May

Unfolding Nature's Calendar: Plants, Climate, and Phenology

Unfolding Nature's Calendar: Plants, Climate, and Phenology

Tours & Pours STL - 2239 South Grand Featuring Vince Chamov!

Tours & Pours STL - 2239 South Grand Featuring Vince Chamov!

Summer Home Buying Seminar - First Community Arena at SIUE in Illinois

Summer Home Buying Seminar - First Community Arena at SIUE in Illinois

Things to do around O'Fallon

Trends in O'Fallon

1. Mothers day brunch

2. Mothers day weekend events near me

3. Events happening today near me

4. Mother's day

5. Scramble golf tournaments

6. Memorial day weekend

7. Singles

8. Car shows

9. Job fairs

10. Comedy shows

11. Vendor events

12. Kids events

What are the best events to attend?

Which events are currently trending in O'Fallon?

Which events are coming up?