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June Events and Things to do in O'Fallon, MO

Tony Roberts Live
Tue, Jun 23, 7:00 PM + 1 more
Fairview Heights · Jazzy 159
Tony Roberts Live
Tue, Jun 23, 7:00 PM + 1 more
Fairview Heights · Jazzy 159
Hermann Hustle Scavenger Hunt
Today at 11:00 AM + 31 more
Hermann · Espresso Laine
Hermann Hustle Scavenger Hunt
Today at 11:00 AM + 31 more
Hermann · Espresso Laine
Sunday Eve Soundbath
Sun, Jun 28, 4:45 PM
Swansea · Hope Wellness Center
Sunday Eve Soundbath
Sun, Jun 28, 4:45 PM
Swansea · Hope Wellness Center
Sales end soon
Taco Show Belleville — Taco Walking Festival
Saturday at 12:00 PM
Belleville · Belleville
Sales end soon
Taco Show Belleville — Taco Walking Festival
Saturday at 12:00 PM
Belleville · Belleville
JUNE SALT+LIGHT BREAKFAST
Friday at 8:30 AM
Waterloo · 610 S Market St
JUNE SALT+LIGHT BREAKFAST
Friday at 8:30 AM
Waterloo · 610 S Market St
Restaurant of the Week: Belleville | Small Town Edition
Sun, Jun 21, 7:00 PM
Belleville · Restaurant of the Week
Restaurant of the Week: Belleville | Small Town Edition
Sun, Jun 21, 7:00 PM
Belleville · Restaurant of the Week
Sales end soon
Tee Off Safely: Injury Prevention for Golfers with Dr. Devon Myers
Tomorrow at 6:00 PM
O'Fallon · WingHaven Country Club
Sales end soon
Tee Off Safely: Injury Prevention for Golfers with Dr. Devon Myers
Tomorrow at 6:00 PM
O'Fallon · WingHaven Country Club
Sales end soon
AI Workforce Readiness: How Businesses Can Build an AI-Ready Team
Wednesday at 5:00 PM
St Charles · OPO Startups [1909 Old Post Office]
Sales end soon
AI Workforce Readiness: How Businesses Can Build an AI-Ready Team
Wednesday at 5:00 PM
St Charles · OPO Startups [1909 Old Post Office]
DOD and MPP Service Dog Graduation.
Sun, Jun 28, 11:00 AM
Wentzville · Quail Ridge Park
DOD and MPP Service Dog Graduation.
Sun, Jun 28, 11:00 AM
Wentzville · Quail Ridge Park
Going fast
June Lakeside Book Club
Wednesday at 6:00 PM
Lake Saint Louis · Lakeside Bookshop, LLC
Going fast
June Lakeside Book Club
Wednesday at 6:00 PM
Lake Saint Louis · Lakeside Bookshop, LLC
ASID MoEast CEU Opportunity Hosted by Ferguson Home
Thu, Jun 25, 11:00 AM
Chesterfield · Ferguson Home
ASID MoEast CEU Opportunity Hosted by Ferguson Home
Thu, Jun 25, 11:00 AM
Chesterfield · Ferguson Home
Almost full
Feeding and Fueling the World: a workshop for science teachers
Tue, Jun 23, 8:30 AM
Chesterfield · W Stemme Farms, LLC
Almost full
Feeding and Fueling the World: a workshop for science teachers
Tue, Jun 23, 8:30 AM
Chesterfield · W Stemme Farms, LLC
Kindred Kids: Jake's Field Of Dreams Playground
Today at 6:00 PM
Wentzville · Jake's Field Of Dreams
Kindred Kids: Jake's Field Of Dreams Playground
Today at 6:00 PM
Wentzville · Jake's Field Of Dreams
Sales end soon
Stop Overpaying the IRS: Tax Strategies for Real Estate Investors
Thursday at 6:00 PM
O'Fallon · The Waterbury Meeting Center
Sales end soon
Stop Overpaying the IRS: Tax Strategies for Real Estate Investors
Thursday at 6:00 PM
O'Fallon · The Waterbury Meeting Center
Sales end soon
90s Bingo Night
Saturday at 5:00 PM
Chesterfield · 17365 Chesterfield Airport Rd
Sales end soon
90s Bingo Night
Saturday at 5:00 PM
Chesterfield · 17365 Chesterfield Airport Rd
Meet Michael Byrd (Executive Director Listening Session)
Mon, Jun 22, 11:30 AM
Saint Charles · Waypoint Church (St. Charles)
Meet Michael Byrd (Executive Director Listening Session)
Mon, Jun 22, 11:30 AM
Saint Charles · Waypoint Church (St. Charles)
Free In-person Robotics Class in Wentzville, MO for Kids Ages (7-14 Years)
Sat, Jun 27, 11:00 AM
Wentzville · Fairfield by Marriott Inn & Suites 130 Crossroads S Dr, Wentzville, MO 63385
Free In-person Robotics Class in Wentzville, MO for Kids Ages (7-14 Years)
Sat, Jun 27, 11:00 AM
Wentzville · Fairfield by Marriott Inn & Suites 130 Crossroads S Dr, Wentzville, MO 63385
Sales end soon
The Tate Mortgage Team - Jun 17th, 2026 - Lunch & Learn (Lead Generation)
Wednesday at 11:45 AM
Chesterfield · Flat Branch Home Loans - Chesterfield
Sales end soon
The Tate Mortgage Team - Jun 17th, 2026 - Lunch & Learn (Lead Generation)
Wednesday at 11:45 AM
Chesterfield · Flat Branch Home Loans - Chesterfield
Sales end soon
Trek St. Peters | Fix a Flat Clinic
Thursday at 6:00 PM
St. Peters · Trek Bicycle St. Peters
Sales end soon
Trek St. Peters | Fix a Flat Clinic
Thursday at 6:00 PM
St. Peters · Trek Bicycle St. Peters
Going fast
All Out Outside with Orangetheory Fitness
Sat, Jun 27, 9:00 AM
St. Louis · Westport Plaza
Going fast
All Out Outside with Orangetheory Fitness
Sat, Jun 27, 9:00 AM
St. Louis · Westport Plaza

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