find Halloween events for every vibe.

Vendor events in O'fallon, IL

Halloween Hustle Old Skool FitFest
Today at 8:00 AM
St. Louis · Move by BJC
Halloween Hustle Old Skool FitFest
Today at 8:00 AM
St. Louis · Move by BJC
Sales end soon
PitchSTL weekly event
Wednesday at 9:00 AM + 7 more
St. Louis · 20 S Sarah St
Sales end soon
PitchSTL weekly event
Wednesday at 9:00 AM + 7 more
St. Louis · 20 S Sarah St
Demo Day 2025
Wed, Nov 12, 5:00 PM
St Charles · OPO Startups [1909 Old Post Office]
Demo Day 2025
Wed, Nov 12, 5:00 PM
St Charles · OPO Startups [1909 Old Post Office]
Sales end soon
Goat Yoga at New Town - St. Charles, MO
Tomorrow at 10:00 AM
Saint Charles · 3420 Civic Cir
Sales end soon
Goat Yoga at New Town - St. Charles, MO
Tomorrow at 10:00 AM
Saint Charles · 3420 Civic Cir
Meet It Works: St. Louis
Sat, Dec 13, 3:00 PM
Florissant · St Louis County Library–Jamestown Bluffs Branch
Meet It Works: St. Louis
Sat, Dec 13, 3:00 PM
Florissant · St Louis County Library–Jamestown Bluffs Branch
Ten By Three Annual Warehouse Sale
Sat, Nov 8, 9:00 AM + 1 more
St. Louis · Ten by Three
Ten By Three Annual Warehouse Sale
Sat, Nov 8, 9:00 AM + 1 more
St. Louis · Ten by Three
Goat Yoga at 311 Wine House and Beer Garden - St. Peters, MO
Thursday at 5:30 PM
St. Peters · 311 Wine House & Beer Garden
Goat Yoga at 311 Wine House and Beer Garden - St. Peters, MO
Thursday at 5:30 PM
St. Peters · 311 Wine House & Beer Garden
PokeKon-Fest - St.Louis, Missouri
Sat, Feb 7, 10:00 AM
St. Louis · The Arch Convention Hotel
PokeKon-Fest - St.Louis, Missouri
Sat, Feb 7, 10:00 AM
St. Louis · The Arch Convention Hotel
ACTV Studio IRL: Vuori Plaza Frontenac x OTF x Elevate Healing Events
Today at 8:00 AM
St. Louis · Vuori
ACTV Studio IRL: Vuori Plaza Frontenac x OTF x Elevate Healing Events
Today at 8:00 AM
St. Louis · Vuori
Sales end soon
How to Meet Your Festival Crush at a Rave Party Event. - St. Louis
Today at 7:00 PM + 103 more
St. Louis · Virtual (Online)
Sales end soon
How to Meet Your Festival Crush at a Rave Party Event. - St. Louis
Today at 7:00 PM + 103 more
St. Louis · Virtual (Online)
Black Girl Brillance Holiday Pop-Up Shop
Sat, Dec 13, 11:00 AM
Saint Charles · Suds Luxe Soaps and Body Care
Black Girl Brillance Holiday Pop-Up Shop
Sat, Dec 13, 11:00 AM
Saint Charles · Suds Luxe Soaps and Body Care
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
Halloween Candle Making Workshop, Lets vibe to great spooky music & laughs.
Today at 5:00 PM
Florissant · 548 N Hwy 67
Halloween Candle Making Workshop, Lets vibe to great spooky music & laughs.
Today at 5:00 PM
Florissant · 548 N Hwy 67
Just added!
Glow with Pride: Holistik Wellness Center VIP Demo Day
Fri, Nov 14, 5:30 PM
St. Louis · 4255 Laclede Ave
Just added!
Glow with Pride: Holistik Wellness Center VIP Demo Day
Fri, Nov 14, 5:30 PM
St. Louis · 4255 Laclede Ave
Custom Candle Making and Sip Party
Fri, Dec 12, 6:00 PM
Chesterfield · Vivianos (Chesterfield)
Custom Candle Making and Sip Party
Fri, Dec 12, 6:00 PM
Chesterfield · Vivianos (Chesterfield)
Sales end soon
Floral Studio Open House
Tomorrow at 2:00 PM
Pevely · Knotting Hills Event Venue & Resort
Sales end soon
Floral Studio Open House
Tomorrow at 2:00 PM
Pevely · Knotting Hills Event Venue & Resort
Sales end soon
Alpha Allied Mental Health Annual Symposium
Wednesday at 8:30 AM
Saint Charles · St. Charles Convention Center
Sales end soon
Alpha Allied Mental Health Annual Symposium
Wednesday at 8:30 AM
Saint Charles · St. Charles Convention Center

Trends in O'fallon

Explore more trends

Halloween Hustle Old Skool FitFest

Halloween Hustle Old Skool FitFest

PitchSTL weekly event

PitchSTL weekly event

Demo Day 2025

Demo Day 2025

Goat Yoga at New Town - St. Charles, MO

Goat Yoga at New Town - St. Charles, MO

Meet It Works: St. Louis

Meet It Works: St. Louis

Ten By Three Annual Warehouse Sale

Ten By Three Annual Warehouse Sale

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

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

PokeKon-Fest - St.Louis, Missouri

PokeKon-Fest - St.Louis, Missouri

ACTV Studio IRL: Vuori Plaza Frontenac x OTF x Elevate Healing Events

ACTV Studio IRL: Vuori Plaza Frontenac x OTF x Elevate Healing Events

How to Meet Your Festival Crush at a Rave Party Event. - St. Louis

How to Meet Your Festival Crush at a Rave Party Event. - St. Louis

Black Girl Brillance Holiday Pop-Up Shop

Black Girl Brillance Holiday Pop-Up Shop

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

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

Halloween Candle Making Workshop, Lets vibe to great spooky music & laughs.

Halloween Candle Making Workshop, Lets vibe to great spooky music & laughs.

Glow with Pride: Holistik Wellness Center VIP Demo Day

Glow with Pride: Holistik Wellness Center VIP Demo Day

Custom Candle Making and Sip Party

Custom Candle Making and Sip Party

Floral Studio Open House

Floral Studio Open House

Alpha Allied Mental Health Annual Symposium

Alpha Allied Mental Health Annual Symposium

Things to do around O'fallon

Trends in O'fallon

1. Halloween events

2. Events happening today near me

3. Singles

4. Job fairs

5. Scramble golf tournaments

6. Crafts fair

7. Car shows

8. Breakfast with santa

9. Adult halloween party

10. Speed dating

11. Christian singles

12. Trick or treat