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Events and Things to do in O'Fallon, MO

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SaSSy in St. Louis (A Sexy and SaSSy Signing Event)
Sat, May 30, 11:00 AM
Saint Charles · St. Charles Convention Center
SaSSy in St. Louis (A Sexy and SaSSy Signing Event)
Sat, May 30, 11:00 AM
Saint Charles · St. Charles Convention Center
Breakfast in America—A Supertramp Celebration
Fri, Jun 5, 7:00 PM
Chesterfield · Chesterfield Amphitheater
Breakfast in America—A Supertramp Celebration
Fri, Jun 5, 7:00 PM
Chesterfield · Chesterfield Amphitheater
Going fast
Music & Mimosa Festival
Sun, May 31, 2:00 PM
Saint Charles · The Wine Garden
Going fast
Music & Mimosa Festival
Sun, May 31, 2:00 PM
Saint Charles · The Wine Garden
Sales end soon
Agent STC Presents: K.E.Y. Talks
Thursday at 9:00 AM
St. Peters · Water's Edge Banquet Center
Sales end soon
Agent STC Presents: K.E.Y. Talks
Thursday at 9:00 AM
St. Peters · Water's Edge Banquet Center
Going fast
My Lil Lemon Drop Day Party STL
Sat, May 30, 5:00 PM
Saint Charles · Chicken N Pickle - St. Charles
Going fast
My Lil Lemon Drop Day Party STL
Sat, May 30, 5:00 PM
Saint Charles · Chicken N Pickle - St. Charles
Almost full
6/8 - St. Peters, MO - Gold Rush
Mon, Jun 8, 7:00 PM
St. Peters · 5300 N Service Rd
Almost full
6/8 - St. Peters, MO - Gold Rush
Mon, Jun 8, 7:00 PM
St. Peters · 5300 N Service Rd
Going fast
Student Summit
Chesterfield · Undivided Experience Center
Going fast
Student Summit
Chesterfield · Undivided Experience Center
2026 ILS Athletics Annual Golf Tournament
Mon, Jun 8, 9:00 AM
Saint Charles · Bogey Hills Country Club
2026 ILS Athletics Annual Golf Tournament
Mon, Jun 8, 9:00 AM
Saint Charles · Bogey Hills Country Club
An Evening with New York Times Bestselling Author Lauren Kate| June 10
Wed, Jun 10, 7:00 PM
St. Peters · St. Charles City-County Library, Spencer Road Branch
An Evening with New York Times Bestselling Author Lauren Kate| June 10
Wed, Jun 10, 7:00 PM
St. Peters · St. Charles City-County Library, Spencer Road Branch
2026 GSLCA Golf Tournament- The Best Golf Event of the YEAR!!
Fri, Jun 12, 8:00 AM
O'Fallon · The Falls Golf Club
2026 GSLCA Golf Tournament- The Best Golf Event of the YEAR!!
Fri, Jun 12, 8:00 AM
O'Fallon · The Falls Golf Club
Going fast
PAINT & SIP: Pass the Painting Challenge
Mon, Jun 22, 6:00 PM
Cottleville · Frankie Martin's Garden
Going fast
PAINT & SIP: Pass the Painting Challenge
Mon, Jun 22, 6:00 PM
Cottleville · Frankie Martin's Garden
An Evening with Seanan McGuire- INKPOT GODS
Mon, Jun 8, 7:00 PM
Saint Charles · St. Charles City-County Library, Kisker Road Branch
An Evening with Seanan McGuire- INKPOT GODS
Mon, Jun 8, 7:00 PM
Saint Charles · St. Charles City-County Library, Kisker Road Branch
St. Charles Market Strawberry Festival Jam/Jelly Contest
Sat, May 30, 11:00 AM
Saint Charles · North Main Street
St. Charles Market Strawberry Festival Jam/Jelly Contest
Sat, May 30, 11:00 AM
Saint Charles · North Main Street
Going fast
Allegro: a St. Louis Choral Community Presents: SONGS OF THE SILVER SCREEN
Sun, May 31, 3:00 PM
Chesterfield · Purser Center at Logan University
Going fast
Allegro: a St. Louis Choral Community Presents: SONGS OF THE SILVER SCREEN
Sun, May 31, 3:00 PM
Chesterfield · Purser Center at Logan University
An Evening with New York Times Bestselling Author Lisa See
Wed, Jun 24, 7:00 PM
St. Peters · St. Charles City-County Library, Spencer Road Branch
An Evening with New York Times Bestselling Author Lisa See
Wed, Jun 24, 7:00 PM
St. Peters · St. Charles City-County Library, Spencer Road Branch
Going fast
Goat Yoga at Flower Coffee Collective - Wentzville, MO
Sun, Jun 14, 10:30 AM
Wentzville · 5020 Hwy P
Going fast
Goat Yoga at Flower Coffee Collective - Wentzville, MO
Sun, Jun 14, 10:30 AM
Wentzville · 5020 Hwy P
St. Charles Market Strawberry Donut Eating Contest
Sat, May 30, 11:00 AM
Saint Charles · North Main Street
St. Charles Market Strawberry Donut Eating Contest
Sat, May 30, 11:00 AM
Saint Charles · North Main Street
PAINT & SIP: Bookshelf Arch (Limefish Studio @ Double Dog Bookshop)
Sun, Jun 28, 3:00 PM
Wentzville · Double Dog Bookshop
PAINT & SIP: Bookshelf Arch (Limefish Studio @ Double Dog Bookshop)
Sun, Jun 28, 3:00 PM
Wentzville · Double Dog Bookshop
Beginners Mahjong at Magpies
Mon, Jun 8, 5:00 PM
Saint Charles · Magpie's Restaurant
Beginners Mahjong at Magpies
Mon, Jun 8, 5:00 PM
Saint Charles · Magpie's Restaurant
Honoring the Reality of Loss: In Person St. Louis/St. Charles Meeting
Fri, May 29, 9:30 AM
Bridgeton · The Sarah Community
Honoring the Reality of Loss: In Person St. Louis/St. Charles Meeting
Fri, May 29, 9:30 AM
Bridgeton · The Sarah Community

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:

Breakfast in America—A Supertramp Celebration

Music & Mimosa Festival

My Lil Lemon Drop Day Party STL

6/8 - St. Peters, MO - Gold Rush

Which events are currently trending in O'Fallon?

The trending searches this month in O'Fallon are:

carnival festival

events happening today near me

Which events are coming up?

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

Agent STC Presents: K.E.Y. Talks

Honoring the Reality of Loss: In Person St. Louis/St. Charles Meeting

SaSSy in St. Louis (A Sexy and SaSSy Signing Event)

St. Charles Market Strawberry Festival Jam/Jelly Contest