Discover Halloween Party Events & Activities in O'fallon, MO

Almost full
We Make Quite The Pair: Gals and Pals Valentine's Grown Up Book Fair
Thu, Feb 13, 5:00 PM
Perennial Artisan Ales
Almost full
We Make Quite The Pair: Gals and Pals Valentine's Grown Up Book Fair
Thu, Feb 13, 5:00 PM
Perennial Artisan Ales
Not Topic -Vampires Ball at Diamond Music Hall
Sat, Feb 22, 8:30 PM
Diamond Music Hall
Not Topic -Vampires Ball at Diamond Music Hall
Sat, Feb 22, 8:30 PM
Diamond Music Hall
Going fast
Galentine's Day Experience at Chandler Hill Vineyards
Sun, Feb 16, 10:00 AM
Chandler Hill Vineyards
Going fast
Galentine's Day Experience at Chandler Hill Vineyards
Sun, Feb 16, 10:00 AM
Chandler Hill Vineyards
Shamrocked - A St. Patricks Day Pop-Up Bar on March 1st
Public School House
Shamrocked - A St. Patricks Day Pop-Up Bar on March 1st
Public School House
Almost full
Murder Off the Field: A Murder Mystery Party
Today at 7:00 PM
400 Crossroads Business Park Ct
Almost full
Murder Off the Field: A Murder Mystery Party
Today at 7:00 PM
400 Crossroads Business Park Ct
Shamrocked - A St. Patricks Day Pop-Up Bar on March 8th
Public School House
Shamrocked - A St. Patricks Day Pop-Up Bar on March 8th
Public School House
Shamrocked - A St. Patricks Day Pop-Up Bar on March 7th
Public School House
Shamrocked - A St. Patricks Day Pop-Up Bar on March 7th
Public School House
Shamrocked - A St. Patricks Day Pop-Up Bar on March 6th
Public School House
Shamrocked - A St. Patricks Day Pop-Up Bar on March 6th
Public School House
Shamrocked - A St. Patricks Day Pop-Up Bar on March 5th
Public School House
Shamrocked - A St. Patricks Day Pop-Up Bar on March 5th
Public School House
Just added
Irish Fest at The Public School House
Public School House
Just added
Irish Fest at The Public School House
Public School House
Shamrocked - A St. Patricks Day Pop-Up Bar on March 14th
Public School House
Shamrocked - A St. Patricks Day Pop-Up Bar on March 14th
Public School House
Just added
Shamrocked - A St. Patricks Day Pop-Up Bar on March 12th
Public School House
Just added
Shamrocked - A St. Patricks Day Pop-Up Bar on March 12th
Public School House
Just added
Shamrocked - A St. Patricks Day Pop-Up Bar on March 13th
Public School House
Just added
Shamrocked - A St. Patricks Day Pop-Up Bar on March 13th
Public School House
Dave and Buster's Valentine's Day Party
Fri, Feb 14, 7:00 PM
Dave & Buster's St. Louis
Dave and Buster's Valentine's Day Party
Fri, Feb 14, 7:00 PM
Dave & Buster's St. Louis
GIRLS JUST WANNA HAVE FUN! Galentine's Dance Party
Sat, Feb 15, 6:00 PM
Ballwin Golf Course and Event Center
GIRLS JUST WANNA HAVE FUN! Galentine's Dance Party
Sat, Feb 15, 6:00 PM
Ballwin Golf Course and Event Center
St. Patrick's Day Parade 2025
Mon, Mar 17, 4:00 PM
Main Street
St. Patrick's Day Parade 2025
Mon, Mar 17, 4:00 PM
Main Street
Couples Only Valentine's Day Party
Fri, Feb 14, 6:30 PM + 2 more
Dance Pizazz
Couples Only Valentine's Day Party
Fri, Feb 14, 6:30 PM + 2 more
Dance Pizazz
Kid's Valentine's Family Fun Night - Creve Coeur
Thu, Feb 6, 6:00 PM
B&B Theatres Creve Coeur West Olive 10 and Bowling
Kid's Valentine's Family Fun Night - Creve Coeur
Thu, Feb 6, 6:00 PM
B&B Theatres Creve Coeur West Olive 10 and Bowling
Tricks and Flicks Trivia Night 2025
Sat, Mar 8, 6:00 PM
Foundry Art Centre
Tricks and Flicks Trivia Night 2025
Sat, Mar 8, 6:00 PM
Foundry Art Centre
Almost full
Puff, Paint and Play
Sat, Feb 8, 2:00 PM
8420 Olive Blvd
Almost full
Puff, Paint and Play
Sat, Feb 8, 2:00 PM
8420 Olive Blvd

We Make Quite The Pair: Gals and Pals Valentine's Grown Up Book Fair

We Make Quite The Pair: Gals and Pals Valentine's Grown Up Book Fair

Not Topic -Vampires Ball at Diamond Music Hall

Not Topic -Vampires Ball at Diamond Music Hall

Galentine's Day Experience at Chandler Hill Vineyards

Galentine's Day Experience at Chandler Hill Vineyards

Shamrocked - A St. Patricks Day Pop-Up Bar on March 1st

Shamrocked - A St. Patricks Day Pop-Up Bar on March 1st

Murder Off the Field: A Murder Mystery Party

Murder Off the Field: A Murder Mystery Party

Shamrocked - A St. Patricks Day Pop-Up Bar on March 8th

Shamrocked - A St. Patricks Day Pop-Up Bar on March 8th

Shamrocked - A St. Patricks Day Pop-Up Bar on March 7th

Shamrocked - A St. Patricks Day Pop-Up Bar on March 7th

Shamrocked - A St. Patricks Day Pop-Up Bar on March 6th

Shamrocked - A St. Patricks Day Pop-Up Bar on March 6th

Shamrocked - A St. Patricks Day Pop-Up Bar on March 5th

Shamrocked - A St. Patricks Day Pop-Up Bar on March 5th

Irish Fest at The Public School House

Irish Fest at The Public School House

Shamrocked - A St. Patricks Day Pop-Up Bar on March 14th

Shamrocked - A St. Patricks Day Pop-Up Bar on March 14th

Shamrocked - A St. Patricks Day Pop-Up Bar on March 12th

Shamrocked - A St. Patricks Day Pop-Up Bar on March 12th

Shamrocked - A St. Patricks Day Pop-Up Bar on March 13th

Shamrocked - A St. Patricks Day Pop-Up Bar on March 13th

Dave and Buster's Valentine's Day Party

Dave and Buster's Valentine's Day Party

GIRLS JUST WANNA HAVE FUN! Galentine's Dance Party

GIRLS JUST WANNA HAVE FUN! Galentine's Dance Party

St. Patrick's Day Parade 2025

St. Patrick's Day Parade 2025

Couples Only Valentine's Day Party

Couples Only Valentine's Day Party

Kid's Valentine's Family Fun Night - Creve Coeur

Kid's Valentine's Family Fun Night - Creve Coeur

Tricks and Flicks Trivia Night 2025

Tricks and Flicks Trivia Night 2025

Puff, Paint and Play

Puff, Paint and Play

Things to do around O'fallon

Trends in O'fallon

1. New years eve

2. Events happening today near me

3. Live music

4. Trivia

5. Music bingo

6. Puppy yoga

7. Job fairs

8. Singles

9. Kids

10. Free paper shredding

11. Date

12. Crafts fair