Free Events and Things to do in O'Fallon, MO
Unlocking the Key: Small Secrets to Help You WIN Big - May 6, 2026
Wed, May 6, 10:30 AM
Chesterfield · 14755 N Outer 40 Rd
Unlocking the Key: Small Secrets to Help You WIN Big - May 6, 2026
Wed, May 6, 10:30 AM
Chesterfield · 14755 N Outer 40 Rd
Dardenne Creek Campus Spring Open House
Wed, Apr 15, 5:00 PM
Dardenne Prairie · St. Charles Community College (SCC) – Dardenne Creek Campus
Dardenne Creek Campus Spring Open House
Wed, Apr 15, 5:00 PM
Dardenne Prairie · St. Charles Community College (SCC) – Dardenne Creek Campus
Profit Pod - Happy Hour & Networking
Thu, Mar 26, 5:00 PM + 14 more
Chesterfield · 4 Hands at The District
Profit Pod - Happy Hour & Networking
Thu, Mar 26, 5:00 PM + 14 more
Chesterfield · 4 Hands at The District
Number 9 Networking - St Peters, MO - 11:45am - 1pm Luncheon
Today at 12:00 PM + 28 more
St. Peters · Shamrocks Pub n Grill
Number 9 Networking - St Peters, MO - 11:45am - 1pm Luncheon
Today at 12:00 PM + 28 more
St. Peters · Shamrocks Pub n Grill
Project Present Improv Session
Wed, Apr 8, 1:00 PM
Chesterfield · St. Luke's Hospital Desloge Outpatient Center - Building A: Conference Room 3
Project Present Improv Session
Wed, Apr 8, 1:00 PM
Chesterfield · St. Luke's Hospital Desloge Outpatient Center - Building A: Conference Room 3
Number 9 Networking - Chesterfield, MO - 9am
Wed, Mar 25, 9:00 AM + 19 more
Chesterfield · Independent Electrical Contractors of Greater St. Louis
Number 9 Networking - Chesterfield, MO - 9am
Wed, Mar 25, 9:00 AM + 19 more
Chesterfield · Independent Electrical Contractors of Greater St. Louis
Spring Cleanup 2026 - St. Charles Main Street
Sun, Apr 26, 8:00 AM
St Charles · OPO Startups [1909 Old Post Office]
Spring Cleanup 2026 - St. Charles Main Street
Sun, Apr 26, 8:00 AM
St Charles · OPO Startups [1909 Old Post Office]
DJ Trivia Mondays @ Chicken N Pickle
Monday at 7:00 PM + 41 more
Saint Charles · Chicken N Pickle - St. Charles
DJ Trivia Mondays @ Chicken N Pickle
Monday at 7:00 PM + 41 more
Saint Charles · Chicken N Pickle - St. Charles
Look Out Below: Understanding and Treating Pelvic Health Issues
Thu, Jun 18, 6:00 PM
O'Fallon · 5551 Winghaven Blvd
Look Out Below: Understanding and Treating Pelvic Health Issues
Thu, Jun 18, 6:00 PM
O'Fallon · 5551 Winghaven Blvd
5 /20 St. Luke's Coffee & Conversations: Dementia & Communication Training
Wed, May 20, 10:00 AM
Chesterfield · St. Luke's Hospital Desloge Outpatient Center - Building A: Conference Room 3
5 /20 St. Luke's Coffee & Conversations: Dementia & Communication Training
Wed, May 20, 10:00 AM
Chesterfield · St. Luke's Hospital Desloge Outpatient Center - Building A: Conference Room 3
Pickleball Singles Social | St. Louis | Ages 25–45
Saturday at 3:00 PM
Bridgeton · Arch Pickleball & Badminton
Pickleball Singles Social | St. Louis | Ages 25–45
Saturday at 3:00 PM
Bridgeton · Arch Pickleball & Badminton
LBB Self-Development Book Club Presents: Worthy by Jamie Kern Lima
Tuesday at 6:30 PM
Creve Coeur · Yarncom: Community Through Creation
LBB Self-Development Book Club Presents: Worthy by Jamie Kern Lima
Tuesday at 6:30 PM
Creve Coeur · Yarncom: Community Through Creation
The Sweetest Spring Fling at Boutique Crush
Sunday at 11:00 AM
St. Peters · 1600 Mid Rivers Mall suite 1010
The Sweetest Spring Fling at Boutique Crush
Sunday at 11:00 AM
St. Peters · 1600 Mid Rivers Mall suite 1010
DJ Trivia Thursdays @ Burnt Barrel Brewery & Distillery (Lake Saint Louis)
Today at 7:00 PM + 92 more
Lake Saint Louis · Burnt Barrel Brewery, Distillery & Mead
DJ Trivia Thursdays @ Burnt Barrel Brewery & Distillery (Lake Saint Louis)
Today at 7:00 PM + 92 more
Lake Saint Louis · Burnt Barrel Brewery, Distillery & Mead
Spring Blood Drive at SCC's Center for Healthy Living
Thu, Mar 26, 10:00 AM
Dardenne Prairie · St. Charles Community College (SCC) – Dardenne Creek Campus
Spring Blood Drive at SCC's Center for Healthy Living
Thu, Mar 26, 10:00 AM
Dardenne Prairie · St. Charles Community College (SCC) – Dardenne Creek Campus
Men's Community Night: Bond & Barrel
Fri, Apr 3, 6:00 PM + 7 more
Cottleville · Men's Modern General Store
Men's Community Night: Bond & Barrel
Fri, Apr 3, 6:00 PM + 7 more
Cottleville · Men's Modern General Store
