Events in O'fallon, MO

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

Almost full
100th Anniversary Kick-off
Sun, Feb 22, 3:30 PM
Saint Charles · RYSE Nightclub
Almost full
100th Anniversary Kick-off
Sun, Feb 22, 3:30 PM
Saint Charles · RYSE Nightclub
Love Shack! A Valentine's Day Pop-Up Bar on Feb 6th
Cottleville · Public School House
Love Shack! A Valentine's Day Pop-Up Bar on Feb 6th
Cottleville · Public School House
Sales end soon
Love Shack! A Valentine's Day Pop-Up Bar on Feb 7th
Cottleville · Public School House
Sales end soon
Love Shack! A Valentine's Day Pop-Up Bar on Feb 7th
Cottleville · Public School House
Love Shack! A Valentine's Day Pop-Up Bar on Feb 11th
Cottleville · Public School House
Love Shack! A Valentine's Day Pop-Up Bar on Feb 11th
Cottleville · Public School House
Anime St. Louis 2026
Saint Charles · St. Charles Convention Center
Anime St. Louis 2026
Saint Charles · St. Charles Convention Center
Almost full
Love Shack! A Valentine's Day Pop-Up Bar on Feb 13th
Cottleville · Public School House
Almost full
Love Shack! A Valentine's Day Pop-Up Bar on Feb 13th
Cottleville · Public School House
Designer Purse Bingo
Sun, Feb 22, 12:00 PM
Saint Charles · Foundry Art Centre
Designer Purse Bingo
Sun, Feb 22, 12:00 PM
Saint Charles · Foundry Art Centre
Almost full
Love Shack! A Valentine's Day Pop-Up Bar on Feb 14th
Cottleville · Public School House
Almost full
Love Shack! A Valentine's Day Pop-Up Bar on Feb 14th
Cottleville · Public School House
Almost full
Love Shack! A Valentine's Day Pop-Up Bar on Feb 12th
Cottleville · Public School House
Almost full
Love Shack! A Valentine's Day Pop-Up Bar on Feb 12th
Cottleville · Public School House
Going fast
An Evening with Catherine Cowles: Across the Vanishing Sky
Thu, Mar 5, 7:00 PM
St. Peters · St. Charles City-County Library, Spencer Road Branch
Going fast
An Evening with Catherine Cowles: Across the Vanishing Sky
Thu, Mar 5, 7:00 PM
St. Peters · St. Charles City-County Library, Spencer Road Branch
Almost full
Daddy/Daughter Date Night at Chick-fil-A Hawks Ridge
Monday at 5:00 PM
Lake Saint Louis · 8280 Old Hwy N
Almost full
Daddy/Daughter Date Night at Chick-fil-A Hawks Ridge
Monday at 5:00 PM
Lake Saint Louis · 8280 Old Hwy N
Sales end soon
Faith & Fitness
Tomorrow at 10:00 AM
Saint Charles · Ark of Safety Christian Church
Sales end soon
Faith & Fitness
Tomorrow at 10:00 AM
Saint Charles · Ark of Safety Christian Church
Sales end soon
Vetworking STL February 2026
Tuesday at 5:00 PM
St Charles · Llywelyn's Pub St. Charles
Sales end soon
Vetworking STL February 2026
Tuesday at 5:00 PM
St Charles · Llywelyn's Pub St. Charles
Shamrocked - A St. Patricks Day Pop-Up Bar on March 4th
Cottleville · Public School House
Shamrocked - A St. Patricks Day Pop-Up Bar on March 4th
Cottleville · Public School House
Going fast
5th Annual Wentzville Liberty Band Boosters Trivia Night!!!
Fri, Feb 27, 6:00 PM
Wentzville · Progress Park Recreation Center, Meyer Road, Wentzville, MO, USA
Going fast
5th Annual Wentzville Liberty Band Boosters Trivia Night!!!
Fri, Feb 27, 6:00 PM
Wentzville · Progress Park Recreation Center, Meyer Road, Wentzville, MO, USA
Going fast
An Acoustic Evening With Sidewalk Prophets-Spring 2026-Chesterfield, MO
Wed, Mar 4, 7:00 PM
Chesterfield · Chesterfield Community Church
Going fast
An Acoustic Evening With Sidewalk Prophets-Spring 2026-Chesterfield, MO
Wed, Mar 4, 7:00 PM
Chesterfield · Chesterfield Community Church
Shamrocked - A St. Patricks Day Pop-Up Bar on March 5th
Cottleville · Public School House
Shamrocked - A St. Patricks Day Pop-Up Bar on March 5th
Cottleville · Public School House
An Evening with Jeneane O’Riley - A SECRET IN THE GARDEN
Wed, Feb 25, 7:00 PM
St. Peters · St. Charles City-County Library, Spencer Road Branch
An Evening with Jeneane O’Riley - A SECRET IN THE GARDEN
Wed, Feb 25, 7:00 PM
St. Peters · St. Charles City-County Library, Spencer Road Branch
Almost full
Magpies for the Love of Tea
Sun, Feb 15, 5:00 PM
Saint Charles · Magpie's Restaurant
Almost full
Magpies for the Love of Tea
Sun, Feb 15, 5:00 PM
Saint Charles · Magpie's Restaurant
In the Garden 2026 Sessions Three and Four
Sat, Feb 21, 9:00 AM
St. Peters · 260 Brown Rd
In the Garden 2026 Sessions Three and Four
Sat, Feb 21, 9:00 AM
St. Peters · 260 Brown Rd

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:

100th Anniversary Kick-off

Love Shack! A Valentine's Day Pop-Up Bar on Feb 6th

Love Shack! A Valentine's Day Pop-Up Bar on Feb 7th

Love Shack! A Valentine's Day Pop-Up Bar on Feb 11th

Which events are currently trending in O'fallon?

The trending searches this month in O'fallon are:

valentines day events

puff and paint

events happening today near me

kids

Which events are coming up?

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

Faith & Fitness

Daddy/Daughter Date Night at Chick-fil-A Hawks Ridge

Vetworking STL February 2026

Magpies for the Love of Tea

100th Anniversary Kick-off

100th Anniversary Kick-off

Love Shack! A Valentine's Day Pop-Up Bar on Feb 6th

Love Shack! A Valentine's Day Pop-Up Bar on Feb 6th

Love Shack! A Valentine's Day Pop-Up Bar on Feb 7th

Love Shack! A Valentine's Day Pop-Up Bar on Feb 7th

Love Shack! A Valentine's Day Pop-Up Bar on Feb 11th

Love Shack! A Valentine's Day Pop-Up Bar on Feb 11th

Anime St. Louis 2026

Anime St. Louis 2026

Love Shack! A Valentine's Day Pop-Up Bar on Feb 13th

Love Shack! A Valentine's Day Pop-Up Bar on Feb 13th

Designer Purse Bingo

Designer Purse Bingo

Love Shack! A Valentine's Day Pop-Up Bar on Feb 14th

Love Shack! A Valentine's Day Pop-Up Bar on Feb 14th

Love Shack! A Valentine's Day Pop-Up Bar on Feb 12th

Love Shack! A Valentine's Day Pop-Up Bar on Feb 12th

An Evening with Catherine Cowles: Across the Vanishing Sky

An Evening with Catherine Cowles: Across the Vanishing Sky

Daddy/Daughter Date Night at Chick-fil-A Hawks Ridge

Daddy/Daughter Date Night at Chick-fil-A Hawks Ridge

Faith & Fitness

Faith & Fitness

Vetworking STL February 2026

Vetworking STL February 2026

Shamrocked - A St. Patricks Day Pop-Up Bar on March 4th

Shamrocked - A St. Patricks Day Pop-Up Bar on March 4th

5th Annual Wentzville Liberty Band Boosters Trivia Night!!!

5th Annual Wentzville Liberty Band Boosters Trivia Night!!!

An Acoustic Evening With Sidewalk Prophets-Spring 2026-Chesterfield, MO

An Acoustic Evening With Sidewalk Prophets-Spring 2026-Chesterfield, MO

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

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

An Evening with Jeneane O’Riley - A SECRET IN THE GARDEN

An Evening with Jeneane O’Riley - A SECRET IN THE GARDEN

Magpies for the Love of Tea

Magpies for the Love of Tea

In the Garden 2026 Sessions Three and Four

In the Garden 2026 Sessions Three and Four

Things to do around O'fallon

Trends in O'fallon

1. Valentines day events

2. Puff and paint

3. Events happening today near me

4. Kids

5. Couples

6. Cannabis_event

7. Puppy yoga

8. Trivia

9. Job fairs

10. Singles

11. Scramble golf tournaments

12. Free kids events