Free Events and Things to do in O'Fallon, MO
Search for something you love or check out popular events in your area.
2026 Summer Wedding Expo - Presented by Quincy Area Bridal Magazine
Sun, Aug 2, 1:00 PM
Quincy · The Atrium Hotel on Third
2026 Summer Wedding Expo - Presented by Quincy Area Bridal Magazine
Sun, Aug 2, 1:00 PM
Quincy · The Atrium Hotel on Third
Walk to End Alzheimer's Kick-off Party
Thursday at 5:00 PM
Centralia · C-Town Twist Ice Cream Stand and Mini Golf
Walk to End Alzheimer's Kick-off Party
Thursday at 5:00 PM
Centralia · C-Town Twist Ice Cream Stand and Mini Golf
Operational Efficiency: Staying Competitive With AI & Truck-side Lean
Thu, Aug 6, 9:30 AM
Jefferson City · The Builders AGC
Operational Efficiency: Staying Competitive With AI & Truck-side Lean
Thu, Aug 6, 9:30 AM
Jefferson City · The Builders AGC
Wild Game Processing on your own - Workshop
Sat, Aug 8, 10:00 AM
Rochester · Sangchris Lake State Park
Wild Game Processing on your own - Workshop
Sat, Aug 8, 10:00 AM
Rochester · Sangchris Lake State Park
True North VBS at First Apostolic Church in Centralia
Mon, Jul 20, 6:00 PM
Centralia · 1202 S Poplar St
True North VBS at First Apostolic Church in Centralia
Mon, Jul 20, 6:00 PM
Centralia · 1202 S Poplar St
Art Glass Into Tie Dye
Saturday at 10:30 AM + 7 more
Springfield · Dana-Thomas House State Historic Site
Art Glass Into Tie Dye
Saturday at 10:30 AM + 7 more
Springfield · Dana-Thomas House State Historic Site
Need a Plan B in Springfield, IL? You Should Own a Travel Biz!
Tue, Jul 7, 7:00 PM + 1 more
Springfield · Candlewood Suites Springfield, an IHG Hotel
Need a Plan B in Springfield, IL? You Should Own a Travel Biz!
Tue, Jul 7, 7:00 PM + 1 more
Springfield · Candlewood Suites Springfield, an IHG Hotel
COMO AI by Trulaske College of Business
Thu, Jun 25, 5:00 PM
Columbia · International Tap House, Columbia MO
COMO AI by Trulaske College of Business
Thu, Jun 25, 5:00 PM
Columbia · International Tap House, Columbia MO
Pre-Levitt Mansion Guided Walk-Through
Thu, Jul 16, 5:00 PM + 7 more
Springfield · Illinois Governor's Mansion
Pre-Levitt Mansion Guided Walk-Through
Thu, Jul 16, 5:00 PM + 7 more
Springfield · Illinois Governor's Mansion
Springfield 2nd Ward Sacrament Program
Sunday at 11:25 AM + 5 more
Springfield · The Church of Jesus Christ of Latter-day Saints
Springfield 2nd Ward Sacrament Program
Sunday at 11:25 AM + 5 more
Springfield · The Church of Jesus Christ of Latter-day Saints
History Nights at the Old State Capitol
Saturday at 5:30 PM + 15 more
Springfield · Old State Capitol State Historic Site
History Nights at the Old State Capitol
Saturday at 5:30 PM + 15 more
Springfield · Old State Capitol State Historic Site
Game Nights at Dana-Thomas House
Wednesday at 5:30 PM + 7 more
Springfield · Dana-Thomas House State Historic Site
Game Nights at Dana-Thomas House
Wednesday at 5:30 PM + 7 more
Springfield · Dana-Thomas House State Historic Site
Frequently asked questions about O'Fallon