Memorial day weekend Events and Things to do in O'Fallon, IL
2026 Spring Open House - Wedding Product & Service Vendor Event
Sun, Jun 14, 12:00 PM
Saint Clair · Lost Hill Lake Wedding & Events
2026 Spring Open House - Wedding Product & Service Vendor Event
Sun, Jun 14, 12:00 PM
Saint Clair · Lost Hill Lake Wedding & Events
Men's Community Night: Bond & Barrel
Fri, Jun 5, 6:00 PM + 5 more
Cottleville · Men's Modern General Store
Men's Community Night: Bond & Barrel
Fri, Jun 5, 6:00 PM + 5 more
Cottleville · Men's Modern General Store
One World Fest 2026 | FREE Multicultural Festival | St Peters, MO
Sat, Aug 22, 12:00 AM
St. Peters · Mid Rivers Mall
One World Fest 2026 | FREE Multicultural Festival | St Peters, MO
Sat, Aug 22, 12:00 AM
St. Peters · Mid Rivers Mall
An Evening with Alex Finlay: The Anniversary
Today at 7:00 PM
St. Peters · St. Charles City-County Library, Spencer Road Branch
An Evening with Alex Finlay: The Anniversary
Today at 7:00 PM
St. Peters · St. Charles City-County Library, Spencer Road Branch
Eleventh + Om: Yoga at The AC Hotel Clayton - May
Sunday at 11:00 AM
Clayton · AC Hotel St. Louis Clayton
Eleventh + Om: Yoga at The AC Hotel Clayton - May
Sunday at 11:00 AM
Clayton · AC Hotel St. Louis Clayton
2026 Fall Open House - Wedding Product & Service Vendor Event
Sun, Sep 20, 12:00 PM
Saint Clair · Lost Hill Lake Wedding & Events
2026 Fall Open House - Wedding Product & Service Vendor Event
Sun, Sep 20, 12:00 PM
Saint Clair · Lost Hill Lake Wedding & Events
2026 Game Changer Award Ceremony and Brunch
Sat, Jan 9, 11:00 AM
St. Louis · Vue 17: Event Center & Production
2026 Game Changer Award Ceremony and Brunch
Sat, Jan 9, 11:00 AM
St. Louis · Vue 17: Event Center & Production
Girls Night Out the Show® AUSTRALIAN TAKEOVER IN PARK HILLS, MO, USA!!
Saturday at 8:00 PM
Park Hills · Park Hills Underground
Girls Night Out the Show® AUSTRALIAN TAKEOVER IN PARK HILLS, MO, USA!!
Saturday at 8:00 PM
Park Hills · Park Hills Underground
Open Lake Day with Ready 2 Live Wellness
Sun, Aug 9, 11:00 AM
Saint Clair · Lost Hill Lake Wedding & Events
Open Lake Day with Ready 2 Live Wellness
Sun, Aug 9, 11:00 AM
Saint Clair · Lost Hill Lake Wedding & Events
Ride Across Illinois (RAIL) South powered by Bicycle Illinois
Sat, Jun 27, 5:30 AM
St. Louis · Pear Tree Inn St. Louis Near Union Station
Ride Across Illinois (RAIL) South powered by Bicycle Illinois
Sat, Jun 27, 5:30 AM
St. Louis · Pear Tree Inn St. Louis Near Union Station
2026 Memorial Health Championship GAMEDAY
Tue, Jun 23, 2:30 PM
Sprinfield · Panther Creek Country Club
2026 Memorial Health Championship GAMEDAY
Tue, Jun 23, 2:30 PM
Sprinfield · Panther Creek Country Club
