Events and Things to do in O'Fallon, IL

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Althoff Drama Camp # 2 2026 - Honk, Jr.
Belleville · Althoff Catholic High School
Althoff Drama Camp # 2 2026 - Honk, Jr.
Belleville · Althoff Catholic High School
PMP Live Instructor Led Certification Training Bootcamp Cahokia, IL
Sat, Mar 21, 9:00 AM + 1 more
Collinsville · Cahokia Mounds State Historic Site
PMP Live Instructor Led Certification Training Bootcamp Cahokia, IL
Sat, Mar 21, 9:00 AM + 1 more
Collinsville · Cahokia Mounds State Historic Site
PMP Live Instructor Led Certification Training Fairview Heights, IL
Sat, Mar 21, 9:00 AM + 1 more
Fairview Heights · Fairview Heights
PMP Live Instructor Led Certification Training Fairview Heights, IL
Sat, Mar 21, 9:00 AM + 1 more
Fairview Heights · Fairview Heights
Tongue & Groove | The Key
Sun, Mar 22, 3:00 PM
St. Louis · The Key STL
Tongue & Groove | The Key
Sun, Mar 22, 3:00 PM
St. Louis · The Key STL
Historic Revitalization for Missouri Luncheon
Fri, Mar 27, 11:00 AM
St. Louis · St. Louis Union Station Hotel, Curio Collection by Hilton
Historic Revitalization for Missouri Luncheon
Fri, Mar 27, 11:00 AM
St. Louis · St. Louis Union Station Hotel, Curio Collection by Hilton
Take Care Sis - 2026
Sat, May 2, 10:00 AM
St. Louis · Rung for Women
Take Care Sis - 2026
Sat, May 2, 10:00 AM
St. Louis · Rung for Women
Soulard Taco & Tequila Bar Crawl: 7th Annual, April 18th
Sat, Apr 18, 12:00 PM
St. Louis · Soulard Bars
Soulard Taco & Tequila Bar Crawl: 7th Annual, April 18th
Sat, Apr 18, 12:00 PM
St. Louis · Soulard Bars
SIUE Golden Graduation Reunion 2026
Edwardsville · Southern Illinois University Edwardsville
SIUE Golden Graduation Reunion 2026
Edwardsville · Southern Illinois University Edwardsville
"Family Affair" The Music of Mary J Blige
Sun, Mar 22, 5:30 PM
St. Louis · National Blues Museum
"Family Affair" The Music of Mary J Blige
Sun, Mar 22, 5:30 PM
St. Louis · National Blues Museum
O'Fallon Sunrise Rotary Mouse Races
Sat, Apr 11, 6:00 PM
O’Fallon · O’Fallon American Legion
O'Fallon Sunrise Rotary Mouse Races
Sat, Apr 11, 6:00 PM
O’Fallon · O’Fallon American Legion
Howlin' Friday: Devin C. Williams
Today at 7:00 PM
St. Louis · National Blues Museum
Howlin' Friday: Devin C. Williams
Today at 7:00 PM
St. Louis · National Blues Museum
Sales end soon
Vetworking STL March 2026
Wednesday at 4:00 PM
St. Louis · Winnie's Wine Bar
Sales end soon
Vetworking STL March 2026
Wednesday at 4:00 PM
St. Louis · Winnie's Wine Bar
Althoff Summer Drama Camp # 3 2026- Wonderland!
Mon, Jul 6, 9:00 AM
Belleville · Althoff Catholic High School
Althoff Summer Drama Camp # 3 2026- Wonderland!
Mon, Jul 6, 9:00 AM
Belleville · Althoff Catholic High School
Althoff Summer Baseball Camp 2026
Mon, Jun 8, 9:00 AM
Belleville · Whitey Herzog Field
Althoff Summer Baseball Camp 2026
Mon, Jun 8, 9:00 AM
Belleville · Whitey Herzog Field
The Roast & Toast of Vocal Spectrum -- 2026 International Convention
Wed, Jul 1, 10:00 PM
St. Louis · Marriott St. Louis Grand (Majestic Ballroom)
The Roast & Toast of Vocal Spectrum -- 2026 International Convention
Wed, Jul 1, 10:00 PM
St. Louis · Marriott St. Louis Grand (Majestic Ballroom)
SIUE Club Ice Hockey Spring Showcase 2026
Edwardsville · R.P. Lumber Center
SIUE Club Ice Hockey Spring Showcase 2026
Edwardsville · R.P. Lumber Center
Going fast
ANGEL MEET AND GREET
Fri, Mar 27, 6:00 PM
Edwardsville · Wildey Theatre
Going fast
ANGEL MEET AND GREET
Fri, Mar 27, 6:00 PM
Edwardsville · Wildey Theatre
Welcoming Spring Yin Yoga + Pranayama with Jill Thompson
Sun, Mar 29, 1:00 PM
Edwardsville · SIUE Visitor Parking (Lot B)
Welcoming Spring Yin Yoga + Pranayama with Jill Thompson
Sun, Mar 29, 1:00 PM
Edwardsville · SIUE Visitor Parking (Lot B)
Transformations STL 2026
Sat, Mar 21, 7:00 PM
St. Louis · The Sun Theater
Transformations STL 2026
Sat, Mar 21, 7:00 PM
St. Louis · The Sun Theater
Sales end soon
Edwardsville FFA Alumni & Supporters Dinner Auction Fundraiser
Tomorrow at 5:30 PM
Edwardsville · Loyal Order of Moose
Sales end soon
Edwardsville FFA Alumni & Supporters Dinner Auction Fundraiser
Tomorrow at 5:30 PM
Edwardsville · Loyal Order of Moose

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:

Althoff Drama Camp # 2 2026 - Honk, Jr.

PMP Live Instructor Led Certification Training Fairview Heights, IL

Tongue & Groove | The Key

Historic Revitalization for Missouri Luncheon

Which events are currently trending in O'Fallon?

The trending searches this month in O'Fallon are:

events happening today near me

scramble golf tournaments

job fairs

singles

Which events are coming up?

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

Howlin' Friday: Devin C. Williams

Edwardsville FFA Alumni & Supporters Dinner Auction Fundraiser

Vetworking STL March 2026

PMP Live Instructor Led Certification Training Bootcamp Cahokia, IL

Althoff Drama Camp # 2 2026 - Honk, Jr.

Althoff Drama Camp # 2 2026 - Honk, Jr.

PMP Live Instructor Led Certification Training Bootcamp Cahokia, IL

PMP Live Instructor Led Certification Training Bootcamp Cahokia, IL

PMP Live Instructor Led Certification Training Fairview Heights, IL

PMP Live Instructor Led Certification Training Fairview Heights, IL

Tongue & Groove | The Key

Tongue & Groove | The Key

Historic Revitalization for Missouri Luncheon

Historic Revitalization for Missouri Luncheon

Take Care Sis - 2026

Take Care Sis - 2026

Soulard Taco & Tequila Bar Crawl: 7th Annual, April 18th

Soulard Taco & Tequila Bar Crawl: 7th Annual, April 18th

SIUE Golden Graduation Reunion 2026

SIUE Golden Graduation Reunion 2026

"Family Affair" The Music of Mary J Blige

"Family Affair" The Music of Mary J Blige

O'Fallon Sunrise Rotary Mouse Races

O'Fallon Sunrise Rotary Mouse Races

Howlin' Friday: Devin C. Williams

Howlin' Friday: Devin C. Williams

Vetworking STL March 2026

Vetworking STL March 2026

Althoff Summer Drama Camp # 3 2026- Wonderland!

Althoff Summer Drama Camp # 3 2026- Wonderland!

Althoff Summer Baseball Camp 2026

Althoff Summer Baseball Camp 2026

The Roast & Toast of Vocal Spectrum -- 2026 International Convention

The Roast & Toast of Vocal Spectrum -- 2026 International Convention

SIUE Club Ice Hockey Spring Showcase 2026

SIUE Club Ice Hockey Spring Showcase 2026

ANGEL MEET AND GREET

ANGEL MEET AND GREET

Welcoming Spring Yin Yoga + Pranayama with Jill Thompson

Welcoming Spring Yin Yoga + Pranayama with Jill Thompson

Transformations STL 2026

Transformations STL 2026

Edwardsville FFA Alumni & Supporters Dinner Auction Fundraiser

Edwardsville FFA Alumni & Supporters Dinner Auction Fundraiser

Things to do around O'Fallon

Trends in O'Fallon

1. Events happening today near me

2. Scramble golf tournaments

3. Job fairs

4. Singles

5. Egg hunt

6. Kids events

7. Kid friendly

8. Crafts fair

9. Valentines day events

10. Open mic

11. Comedy shows

12. Pub crawls

What are the best events to attend?

Which events are currently trending in O'Fallon?

Which events are coming up?