Events in O'fallon, IL

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

2025 HTEC Annual Conference at Southwest Illinois College
Monday at 8:00 AM
Southwest Illinois College Belleville Campus
2025 HTEC Annual Conference at Southwest Illinois College
Monday at 8:00 AM
Southwest Illinois College Belleville Campus
Nearly full
Salon Freedom Conference - Collinsville, IL
Sun, Aug 3, 9:00 AM
Gateway Convention Center
Nearly full
Salon Freedom Conference - Collinsville, IL
Sun, Aug 3, 9:00 AM
Gateway Convention Center
Nearly full
Althoff Soccer Summer Camp
Mon, Jul 28, 6:00 PM
Althoff Catholic High School
Nearly full
Althoff Soccer Summer Camp
Mon, Jul 28, 6:00 PM
Althoff Catholic High School
Althoff Summer 2025 Dance Camp & Clinic
Mon, Jul 28, 9:00 AM
Althoff Catholic High School
Althoff Summer 2025 Dance Camp & Clinic
Mon, Jul 28, 9:00 AM
Althoff Catholic High School
Together We Learn
Mon, Aug 25, 10:00 AM
Gateway Convention Center
Together We Learn
Mon, Aug 25, 10:00 AM
Gateway Convention Center
Brew and Bags Craft Beer Tasting
Sun, Jul 27, 12:00 PM
O'Fallon Station
Brew and Bags Craft Beer Tasting
Sun, Jul 27, 12:00 PM
O'Fallon Station
Althoff Summer 2025 Cheer Camp
Tue, Aug 12, 9:00 AM
Althoff Catholic High School
Althoff Summer 2025 Cheer Camp
Tue, Aug 12, 9:00 AM
Althoff Catholic High School
Sales end soon
Thy Kingdom Come Worship Arts Conference
Friday at 5:00 PM
Radisson Hotel Fairview Heights - St. Louis
Sales end soon
Thy Kingdom Come Worship Arts Conference
Friday at 5:00 PM
Radisson Hotel Fairview Heights - St. Louis
Malachi Smith 2025 Basketball Skills Camp & Back to School Drive
Sat, Aug 9, 8:30 AM
Belleville West High School
Malachi Smith 2025 Basketball Skills Camp & Back to School Drive
Sat, Aug 9, 8:30 AM
Belleville West High School
Sales end soon
Althoff Football Summer Camp
Althoff Catholic High School
Sales end soon
Althoff Football Summer Camp
Althoff Catholic High School
Sales end soon
Racing Day 7/22/25 Grandstand Boxes & Tables
Tuesday at 11:00 AM
Fairmount Park Casino & Racing
Sales end soon
Racing Day 7/22/25 Grandstand Boxes & Tables
Tuesday at 11:00 AM
Fairmount Park Casino & Racing
St. Louis Street Food Festival
Sat, Aug 23, 2:00 PM
Ballpark Village
St. Louis Street Food Festival
Sat, Aug 23, 2:00 PM
Ballpark Village
Brews and Bags Corn Hole Tournament
Sun, Jul 27, 12:00 PM
O'Fallon Station
Brews and Bags Corn Hole Tournament
Sun, Jul 27, 12:00 PM
O'Fallon Station
St. Louis Comic Con
Sat, Aug 30, 10:00 AM
Gateway Convention Center
St. Louis Comic Con
Sat, Aug 30, 10:00 AM
Gateway Convention Center
Sales end soon
Shake N' Stir DIY Cocktail Night at Bella Milano O'Fallon
Thursday at 6:00 PM
Bella Milano O'Fallon
Sales end soon
Shake N' Stir DIY Cocktail Night at Bella Milano O'Fallon
Thursday at 6:00 PM
Bella Milano O'Fallon
Nearly full
GOOD VIBES ONLY ROOFTOP PARTY
Sat, Jul 26, 9:00 PM
Hotel Saint Louis, Autograph Collection
Nearly full
GOOD VIBES ONLY ROOFTOP PARTY
Sat, Jul 26, 9:00 PM
Hotel Saint Louis, Autograph Collection
Gateway Trail Ride and Field Party
Fri, Aug 22, 6:00 PM
36 Delano Dr
Gateway Trail Ride and Field Party
Fri, Aug 22, 6:00 PM
36 Delano Dr
Symposium on Economics Teaching
Wed, Jul 30, 5:00 PM
Federal Reserve Bank of St Louis
Symposium on Economics Teaching
Wed, Jul 30, 5:00 PM
Federal Reserve Bank of St Louis
Nearly full
Design.Me: The Trendy Updo Experience
Mon, Aug 11, 1:00 PM
State Beauty Supply of Granite City
Nearly full
Design.Me: The Trendy Updo Experience
Mon, Aug 11, 1:00 PM
State Beauty Supply of Granite City
Selling quickly
Here Comes Baby
Tue, Aug 5, 6:00 PM
Anderson Hospital
Selling quickly
Here Comes Baby
Tue, Aug 5, 6:00 PM
Anderson Hospital

Trends in O'fallon

Explore more trends

Frequently asked questions about O'fallon

What are the best events to attend?

According to Eventbrite, the best events are:

Salon Freedom Conference - Collinsville, IL

Althoff Soccer Summer Camp

Althoff Summer 2025 Dance Camp & Clinic

Together We Learn

Which events are currently trending in O'fallon?

The trending searches this month in O'fallon are:

scramble golf tournaments

events happening today near me

car shows

singles

Which events are coming up?

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

2025 HTEC Annual Conference at Southwest Illinois College

Racing Day 7/22/25 Grandstand Boxes & Tables

Shake N' Stir DIY Cocktail Night at Bella Milano O'Fallon

Thy Kingdom Come Worship Arts Conference

2025 HTEC Annual Conference at Southwest Illinois College

2025 HTEC Annual Conference at Southwest Illinois College

Salon Freedom Conference - Collinsville, IL

Salon Freedom Conference - Collinsville, IL

Althoff Soccer Summer Camp

Althoff Soccer Summer Camp

Althoff Summer 2025 Dance Camp & Clinic

Althoff Summer 2025 Dance Camp & Clinic

Together We Learn

Together We Learn

Brew and Bags Craft Beer Tasting

Brew and Bags Craft Beer Tasting

Althoff Summer 2025 Cheer Camp

Althoff Summer 2025 Cheer Camp

Thy Kingdom Come Worship Arts Conference

Thy Kingdom Come Worship Arts Conference

Malachi Smith 2025 Basketball Skills Camp & Back to School Drive

Malachi Smith 2025 Basketball Skills Camp & Back to School Drive

Althoff Football Summer Camp

Althoff Football Summer Camp

Racing Day 7/22/25 Grandstand Boxes & Tables

Racing Day 7/22/25 Grandstand Boxes & Tables

St. Louis Street Food Festival

St. Louis Street Food Festival

Brews and Bags Corn Hole Tournament

Brews and Bags Corn Hole Tournament

St. Louis Comic Con

St. Louis Comic Con

Shake N' Stir DIY Cocktail Night at Bella Milano O'Fallon

Shake N' Stir DIY Cocktail Night at Bella Milano O'Fallon

GOOD VIBES ONLY ROOFTOP PARTY

GOOD VIBES ONLY ROOFTOP PARTY

Gateway Trail Ride and Field Party

Gateway Trail Ride and Field Party

Symposium on Economics Teaching

Symposium on Economics Teaching

Design.Me: The Trendy Updo Experience

Design.Me: The Trendy Updo Experience

Here Comes Baby

Here Comes Baby

Things to do around O'fallon

Trends in O'fallon

1. Scramble golf tournaments

2. Events happening today near me

3. Car shows

4. Singles

5. July 4th

6. Job fairs

7. Trivia

8. Soundbath

9. Vendor events ofallon il

10. Vendor events

11. Kids events

12. Setting of fireworks