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Events in O'fallon, MO

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Going fast
Fall 2025 Preview Weekend
Thu, Nov 6, 1:00 PM
Wentzville · Urshan University
Going fast
Fall 2025 Preview Weekend
Thu, Nov 6, 1:00 PM
Wentzville · Urshan University
Going fast
Public School House Presents: Toasted Chestnut FAMILY DAY on Nov 30th!
Sun, Nov 30, 1:00 PM
Cottleville · Public School House
Going fast
Public School House Presents: Toasted Chestnut FAMILY DAY on Nov 30th!
Sun, Nov 30, 1:00 PM
Cottleville · Public School House
Sales end soon
The Ghoul House Pop Up Bar & Haunted Trail on Oct 29th
Cottleville · Public School House
Sales end soon
The Ghoul House Pop Up Bar & Haunted Trail on Oct 29th
Cottleville · Public School House
Sales end soon
The Ghoul House Pop Up Bar & Haunted Trail on Oct 30th
Cottleville · Public School House
Sales end soon
The Ghoul House Pop Up Bar & Haunted Trail on Oct 30th
Cottleville · Public School House
Sales end soon
Afroman at the Dog: Back for Another Round
Today at 5:00 PM
Saint Paul · Dog Prairie Tavern
Sales end soon
Afroman at the Dog: Back for Another Round
Today at 5:00 PM
Saint Paul · Dog Prairie Tavern
Sales end soon
100 Weddings & A Love Spell: A ShonLove Halloween Soirée
Friday at 7:00 PM
Saint Charles · Venue 827
Sales end soon
100 Weddings & A Love Spell: A ShonLove Halloween Soirée
Friday at 7:00 PM
Saint Charles · Venue 827
Almost full
Friendship Brewings Fall Favorites Beer Pairing Dinner
Monday at 6:00 PM
Wentzville · Friendship Brewing Company - Pitman
Almost full
Friendship Brewings Fall Favorites Beer Pairing Dinner
Monday at 6:00 PM
Wentzville · Friendship Brewing Company - Pitman
Going fast
Public School House Presents: Toasted Chestnut FAMILY DAY on Dec 7th!
Sun, Dec 7, 1:00 PM
Cottleville · Public School House
Going fast
Public School House Presents: Toasted Chestnut FAMILY DAY on Dec 7th!
Sun, Dec 7, 1:00 PM
Cottleville · Public School House
Almost full
Toasted Chestnut-A Christmas Bar & Winter Light Walk on December 6th
Cottleville · Public School House
Almost full
Toasted Chestnut-A Christmas Bar & Winter Light Walk on December 6th
Cottleville · Public School House
Going fast
U-Ball 2025 (Harlem Nights Edition)
Sat, Nov 29, 7:30 PM
Saint Charles · Ameristar Casino Resort Spa St. Charles
Going fast
U-Ball 2025 (Harlem Nights Edition)
Sat, Nov 29, 7:30 PM
Saint Charles · Ameristar Casino Resort Spa St. Charles
Toasted Chestnut-A Christmas Bar & Winter Light Walk on December 2nd
Cottleville · Public School House
Toasted Chestnut-A Christmas Bar & Winter Light Walk on December 2nd
Cottleville · Public School House
Sales end soon
Sean Barrett Memorial Running of the Bowls Soup Supper Fundraiser
Saturday at 5:00 PM
O'Fallon · O'Fallon Knights of Columbus #2269
Sales end soon
Sean Barrett Memorial Running of the Bowls Soup Supper Fundraiser
Saturday at 5:00 PM
O'Fallon · O'Fallon Knights of Columbus #2269
Toasted Chestnut-A Christmas Bar & Winter Light Walk on December 3rd
Cottleville · Public School House
Toasted Chestnut-A Christmas Bar & Winter Light Walk on December 3rd
Cottleville · Public School House
Sales end soon
Goat Yoga at 311 Wine House and Beer Garden - St. Peters, MO
Tomorrow at 5:30 PM
St. Peters · 311 Wine House & Beer Garden
Sales end soon
Goat Yoga at 311 Wine House and Beer Garden - St. Peters, MO
Tomorrow at 5:30 PM
St. Peters · 311 Wine House & Beer Garden
Almost full
11/18 - St. Peters, MO - A Grateful Gathering
Tue, Nov 18, 7:00 PM
St. Peters · 5300 N Service Rd
Almost full
11/18 - St. Peters, MO - A Grateful Gathering
Tue, Nov 18, 7:00 PM
St. Peters · 5300 N Service Rd
Sales end soon
PLASTIC KINGS HALLOWEEN BASH
Friday at 8:00 PM
saint peters · Diamond Music Hall
Sales end soon
PLASTIC KINGS HALLOWEEN BASH
Friday at 8:00 PM
saint peters · Diamond Music Hall
Almost full
Toasted Chestnut-A Christmas Bar & Winter Light Walk on December 12th
Cottleville · Public School House
Almost full
Toasted Chestnut-A Christmas Bar & Winter Light Walk on December 12th
Cottleville · Public School House
Sales end soon
INIMICAL DRIVE with Special guest Murder Machine and Red Tape Riot
Saturday at 6:30 PM
saint peters · Diamond Music Hall
Sales end soon
INIMICAL DRIVE with Special guest Murder Machine and Red Tape Riot
Saturday at 6:30 PM
saint peters · Diamond Music Hall
Toasted Chestnut-A Christmas Bar & Winter Light Walk on December 9th
Cottleville · Public School House
Toasted Chestnut-A Christmas Bar & Winter Light Walk on December 9th
Cottleville · Public School House
Lake St. Louis Mothers Club's 9th Annual Vendor & Craft Fair
Sat, Nov 15, 8:30 AM
Lake Saint Louis · 100 Cognac Ct
Lake St. Louis Mothers Club's 9th Annual Vendor & Craft Fair
Sat, Nov 15, 8:30 AM
Lake Saint Louis · 100 Cognac Ct

Trends in O'fallon

Explore more trends

Explore more trends

Frequently asked questions about O'fallon

What are the best events to attend?

According to Eventbrite, the best events are:

Fall 2025 Preview Weekend

Public School House Presents: Toasted Chestnut FAMILY DAY on Nov 30th!

The Ghoul House Pop Up Bar & Haunted Trail on Oct 29th

The Ghoul House Pop Up Bar & Haunted Trail on Oct 30th

Which events are currently trending in O'fallon?

The trending searches this month in O'fallon are:

events happening today near me

halloween party

Which events are coming up?

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

Afroman at the Dog: Back for Another Round

Goat Yoga at 311 Wine House and Beer Garden - St. Peters, MO

100 Weddings & A Love Spell: A ShonLove Halloween Soirée

PLASTIC KINGS HALLOWEEN BASH