St patrick Events and Things to do in O'Fallon, MO

Lean Six Sigma Green Belt Weekend Classroom Training in St. Louis, MO
Sat, Jun 6, 9:00 AM
St. Louis · 4625 Lindell Blvd
Lean Six Sigma Green Belt Weekend Classroom Training in St. Louis, MO
Sat, Jun 6, 9:00 AM
St. Louis · 4625 Lindell Blvd
Advanced Coffee Brewing - May 27, 2026
Wed, May 27, 1:00 PM
St. Louis · 1600 S 39th St
Advanced Coffee Brewing - May 27, 2026
Wed, May 27, 1:00 PM
St. Louis · 1600 S 39th St
Learn Data Science with Python – 4-Day Weekend Bootcamp in St. Louis, MO
Sat, Jun 6, 9:00 AM
St. Louis · 4625 Lindell Blvd
Learn Data Science with Python – 4-Day Weekend Bootcamp in St. Louis, MO
Sat, Jun 6, 9:00 AM
St. Louis · 4625 Lindell Blvd
Sales end soon
PMP Weekend Training in St. Louis, MO – 4-Day PMP Bootcamp
Saturday at 9:00 AM + 33 more
St. Louis · Regus - St. Louis - Downtown - Deloitte Building
Sales end soon
PMP Weekend Training in St. Louis, MO – 4-Day PMP Bootcamp
Saturday at 9:00 AM + 33 more
St. Louis · Regus - St. Louis - Downtown - Deloitte Building
Sales end soon
PMP Training in St. Louis, MO – 4-Day PMP Certification Bootcamp
Saturday at 9:00 AM + 92 more
St. Louis · Regus - St. Louis - Downtown - Deloitte Building
Sales end soon
PMP Training in St. Louis, MO – 4-Day PMP Certification Bootcamp
Saturday at 9:00 AM + 92 more
St. Louis · Regus - St. Louis - Downtown - Deloitte Building
Sales end soon
PMP Certification Bootcamp in St. Louis, MO | PMI® Authorized Training
Saturday at 9:00 AM + 92 more
St. Louis · Regus - St. Louis - Downtown - Deloitte Building
Sales end soon
PMP Certification Bootcamp in St. Louis, MO | PMI® Authorized Training
Saturday at 9:00 AM + 92 more
St. Louis · Regus - St. Louis - Downtown - Deloitte Building
"The ABCs of Wine" Wine Dinner
Fri, Aug 14, 6:00 PM
MAPLEWOOD · Vom Fass St. Louis
"The ABCs of Wine" Wine Dinner
Fri, Aug 14, 6:00 PM
MAPLEWOOD · Vom Fass St. Louis
Frosted Flowers Sesh
Sat, Jun 13, 11:00 AM
St. Louis · 921 La Beaume Ave
Frosted Flowers Sesh
Sat, Jun 13, 11:00 AM
St. Louis · 921 La Beaume Ave
Researchers: Forge Your Future at ResearchersConnect Career Fair - St. Louis
Wed, Jun 17, 11:00 AM
St. Louis · Location TBD; Register Online
Researchers: Forge Your Future at ResearchersConnect Career Fair - St. Louis
Wed, Jun 17, 11:00 AM
St. Louis · Location TBD; Register Online
Kemper Refresh: Yoga
Wed, Jun 3, 10:00 AM
St. Louis · Mildred Lane Kemper Art Museum
Kemper Refresh: Yoga
Wed, Jun 3, 10:00 AM
St. Louis · Mildred Lane Kemper Art Museum
Albert Bichot Wines: The Burgundy Blueprint
Thu, May 28, 6:00 PM
Chesterfield · Sav-On Liquor & Wine Chesterfield
Albert Bichot Wines: The Burgundy Blueprint
Thu, May 28, 6:00 PM
Chesterfield · Sav-On Liquor & Wine Chesterfield
Almost full
The Car Mom Auto Show VIP Night
Fri, Jun 12, 6:00 PM
Manchester · Queeny Park Rink
Almost full
The Car Mom Auto Show VIP Night
Fri, Jun 12, 6:00 PM
Manchester · Queeny Park Rink
Women Unite to Ignite
Fri, Oct 2, 8:00 AM
Saint Charles · The Marquee at New Town
Women Unite to Ignite
Fri, Oct 2, 8:00 AM
Saint Charles · The Marquee at New Town
The Altar Call
Fri, Jun 5, 6:00 PM
St. Louis · The Advancing Church
The Altar Call
Fri, Jun 5, 6:00 PM
St. Louis · The Advancing Church
MO'shi Expo
Sat, Sep 12, 11:00 AM
St. Louis · St. Louis Union Station
MO'shi Expo
Sat, Sep 12, 11:00 AM
St. Louis · St. Louis Union Station
Girls Like Me - A Celebration in Song
Fri, Jun 5, 7:30 PM + 1 more
St. Louis · The Chapel
Girls Like Me - A Celebration in Song
Fri, Jun 5, 7:30 PM + 1 more
St. Louis · The Chapel
Tech on Tap STL (June)
Tue, Jun 9, 5:30 PM
St. Louis · Schlafly Bottleworks
Tech on Tap STL (June)
Tue, Jun 9, 5:30 PM
St. Louis · Schlafly Bottleworks
Sales end soon
Mahjong @ The Golden Hoosier 5/17: Open/Guided Play with Mahj Podge
Sunday at 1:00 PM
St. Louis · The Golden Hoosier
Sales end soon
Mahjong @ The Golden Hoosier 5/17: Open/Guided Play with Mahj Podge
Sunday at 1:00 PM
St. Louis · The Golden Hoosier
Sales end soon
2026 LAND RUSH & POP-UP
Saturday at 12:00 PM
Defiance · Callaway Lake Estates
Sales end soon
2026 LAND RUSH & POP-UP
Saturday at 12:00 PM
Defiance · Callaway Lake Estates
Sales end soon
PMI-ACP Certification Bootcamp in St. Louis, MO | PMI Authorized Training
Saturday at 9:00 AM + 74 more
St. Louis · Regus - St. Louis - Downtown - Deloitte Building
Sales end soon
PMI-ACP Certification Bootcamp in St. Louis, MO | PMI Authorized Training
Saturday at 9:00 AM + 74 more
St. Louis · Regus - St. Louis - Downtown - Deloitte Building

Trends in O'Fallon

Explore more trends

Lean Six Sigma Green Belt Weekend Classroom Training in St. Louis, MO

Lean Six Sigma Green Belt Weekend Classroom Training in St. Louis, MO

Advanced Coffee Brewing - May 27, 2026

Advanced Coffee Brewing - May 27, 2026

Learn Data Science with Python – 4-Day Weekend Bootcamp in St. Louis, MO

Learn Data Science with Python – 4-Day Weekend Bootcamp in St. Louis, MO

PMP Weekend Training in St. Louis, MO – 4-Day PMP Bootcamp

PMP Weekend Training in St. Louis, MO – 4-Day PMP Bootcamp

PMP Training in St. Louis, MO – 4-Day PMP Certification Bootcamp

PMP Training in St. Louis, MO – 4-Day PMP Certification Bootcamp

PMP Certification Bootcamp in St. Louis, MO | PMI® Authorized Training

PMP Certification Bootcamp in St. Louis, MO | PMI® Authorized Training

"The ABCs of Wine" Wine Dinner

"The ABCs of Wine" Wine Dinner

Frosted Flowers Sesh

Frosted Flowers Sesh

Researchers: Forge Your Future at ResearchersConnect Career Fair - St. Louis

Researchers: Forge Your Future at ResearchersConnect Career Fair - St. Louis

Kemper Refresh: Yoga

Kemper Refresh: Yoga

Albert Bichot Wines: The Burgundy Blueprint

Albert Bichot Wines: The Burgundy Blueprint

The Car Mom Auto Show VIP Night

The Car Mom Auto Show VIP Night

Women Unite to Ignite

Women Unite to Ignite

The Altar Call

The Altar Call

MO'shi Expo

MO'shi Expo

Girls Like Me - A Celebration in Song

Girls Like Me - A Celebration in Song

Tech on Tap STL (June)

Tech on Tap STL (June)

Mahjong @ The Golden Hoosier 5/17: Open/Guided Play with Mahj Podge

Mahjong @ The Golden Hoosier 5/17: Open/Guided Play with Mahj Podge

2026 LAND RUSH & POP-UP

2026 LAND RUSH & POP-UP

PMI-ACP Certification Bootcamp in St. Louis, MO | PMI Authorized Training

PMI-ACP Certification Bootcamp in St. Louis, MO | PMI Authorized Training

Things to do around O'Fallon

Trends in O'Fallon

1. Mothers day

2. Carnival festival

3. Cannabis_event

4. Events happening today near me

5. Mothers day brunch

6. Car shows

7. Scramble golf tournaments

8. Goat yoga

9. Kids

10. Bingo

11. Music bingo

12. Job fairs