find Halloween events for every vibe.

Vendors_needed events in O'fallon, MO

Sweater Weather Self-Care at Studio Magnolia
Sun, Oct 19, 12:00 PM
The Hill · Studio Magnolia
Sweater Weather Self-Care at Studio Magnolia
Sun, Oct 19, 12:00 PM
The Hill · Studio Magnolia
Project Management Techniques Training in Saint Peters, MO
Fri, Oct 24, 9:00 AM + 13 more
St. Peters · Regus
Project Management Techniques Training in Saint Peters, MO
Fri, Oct 24, 9:00 AM + 13 more
St. Peters · Regus
St Louis Horror Con
Sat, Jul 11, 10:00 AM
Altheim · Greensfelder Recreation Complex
St Louis Horror Con
Sat, Jul 11, 10:00 AM
Altheim · Greensfelder Recreation Complex
Boost Your Project Management Techniques Training in Dardenne Prairie, MO
Fri, Oct 24, 9:00 AM + 13 more
Dardenne Prairie · Regus
Boost Your Project Management Techniques Training in Dardenne Prairie, MO
Fri, Oct 24, 9:00 AM + 13 more
Dardenne Prairie · Regus
Project Management Techniques Training Course in Chesterfield, MO
Fri, Oct 24, 9:00 AM + 13 more
Chesterfield · Regus
Project Management Techniques Training Course in Chesterfield, MO
Fri, Oct 24, 9:00 AM + 13 more
Chesterfield · Regus
Just Narratives For Multiracial Solidarity: A Race Forward Convening
Downtown West · St. Louis
Just Narratives For Multiracial Solidarity: A Race Forward Convening
Downtown West · St. Louis
National Night Out 2025
Tue, Oct 7, 5:00 PM
Kingsway East · North Side Community Elementary School
National Night Out 2025
Tue, Oct 7, 5:00 PM
Kingsway East · North Side Community Elementary School
Sales end soon
Baden-North Pointe Small Business Breakfast and Resource Fair
Tue, Oct 14, 9:00 AM
Baden · Broadways on Broadway Event Space and Cultural Center
Sales end soon
Baden-North Pointe Small Business Breakfast and Resource Fair
Tue, Oct 14, 9:00 AM
Baden · Broadways on Broadway Event Space and Cultural Center
UnMasc 4: A Storytelling Event
Sat, Oct 18, 6:00 PM
Midtown · Saint Louis University: Il Monastero
UnMasc 4: A Storytelling Event
Sat, Oct 18, 6:00 PM
Midtown · Saint Louis University: Il Monastero
BootyWERK
Tue, Oct 7, 7:00 PM + 4 more
Botanical Heights · 3965 Park Ave
BootyWERK
Tue, Oct 7, 7:00 PM + 4 more
Botanical Heights · 3965 Park Ave
Project Management Techniques Certification in Town and Country, MO
Fri, Oct 24, 9:00 AM + 14 more
Loehr · Regus
Project Management Techniques Certification in Town and Country, MO
Fri, Oct 24, 9:00 AM + 14 more
Loehr · Regus
Warrenton Hometown Christmas
Sat, Dec 6, 5:00 PM
Aspenhoff · 200 W Booneslick Rd
Warrenton Hometown Christmas
Sat, Dec 6, 5:00 PM
Aspenhoff · 200 W Booneslick Rd
Sales end soon
Dance Pizazz Guest Dance Party
Friday at 7:00 PM
O'Fallon · Dance Pizazz
Sales end soon
Dance Pizazz Guest Dance Party
Friday at 7:00 PM
O'Fallon · Dance Pizazz
Shop the Stables
Fri, Nov 7, 6:00 PM + 5 more
Acme Heights · The Barn at Trinity Farm
Shop the Stables
Fri, Nov 7, 6:00 PM + 5 more
Acme Heights · The Barn at Trinity Farm
Sales end soon
St. Louis| Permanent Makeup Certification |PMU Brows|Lips|Eyeliner
Friday at 10:00 AM + 6 more
Bellemont · Regus - St Louis - CityPlace
Sales end soon
St. Louis| Permanent Makeup Certification |PMU Brows|Lips|Eyeliner
Friday at 10:00 AM + 6 more
Bellemont · Regus - St Louis - CityPlace
Sales end soon
St. Louis|ScalpMicropigmentation(SMP)|Hands On Class|School of Glamology
Friday at 10:00 AM + 6 more
Bellemont · Regus - St Louis - CityPlace
Sales end soon
St. Louis|ScalpMicropigmentation(SMP)|Hands On Class|School of Glamology
Friday at 10:00 AM + 6 more
Bellemont · Regus - St Louis - CityPlace
A High Country Hoedown
Sun, Oct 12, 2:00 PM
Patch · Conflux Co-Learning
A High Country Hoedown
Sun, Oct 12, 2:00 PM
Patch · Conflux Co-Learning
Empowered Spaces Open House & Benefit Concert with Salt Of The Earth
Sun, Oct 12, 12:30 AM
Lake Junction · Empowered Spaces
Empowered Spaces Open House & Benefit Concert with Salt Of The Earth
Sun, Oct 12, 12:30 AM
Lake Junction · Empowered Spaces

Trends in O'fallon

Explore more trends

Sweater Weather Self-Care at Studio Magnolia

Sweater Weather Self-Care at Studio Magnolia

Project Management Techniques Training in Saint Peters, MO

Project Management Techniques Training in Saint Peters, MO

St Louis Horror Con

St Louis Horror Con

Boost Your Project Management Techniques Training in Dardenne Prairie, MO

Boost Your Project Management Techniques Training in Dardenne Prairie, MO

Project Management Techniques Training Course in Chesterfield, MO

Project Management Techniques Training Course in Chesterfield, MO

Just Narratives For Multiracial Solidarity: A Race Forward Convening

Just Narratives For Multiracial Solidarity: A Race Forward Convening

National Night Out 2025

National Night Out 2025

Baden-North Pointe Small Business Breakfast and Resource Fair

Baden-North Pointe Small Business Breakfast and Resource Fair

UnMasc 4: A Storytelling Event

UnMasc 4: A Storytelling Event

BootyWERK

BootyWERK

Project Management Techniques Certification in Town and Country, MO

Project Management Techniques Certification in Town and Country, MO

Warrenton Hometown Christmas

Warrenton Hometown Christmas

Dance Pizazz Guest Dance Party

Dance Pizazz Guest Dance Party

Shop the Stables

Shop the Stables

St. Louis| Permanent Makeup Certification |PMU Brows|Lips|Eyeliner

St. Louis| Permanent Makeup Certification |PMU Brows|Lips|Eyeliner

St. Louis|ScalpMicropigmentation(SMP)|Hands On Class|School of Glamology

St. Louis|ScalpMicropigmentation(SMP)|Hands On Class|School of Glamology

A High Country Hoedown

A High Country Hoedown

Empowered Spaces Open House & Benefit Concert with Salt Of The Earth

Empowered Spaces Open House & Benefit Concert with Salt Of The Earth

Things to do around O'fallon

Trends in O'fallon

1. Events happening today near me

2. Car shows

3. Scramble golf tournaments

4. Crafts fair

5. Trunk or treat

6. October

7. Puppy yoga

8. Job fairs

9. Kids

10. Puff and paint

11. Music bingo

12. Halloween party