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

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Faith in Hope Ministries Prayerline Ten Year Anniversary Gathering
Fri, Jun 26, 7:00 PM
Bridgeton · 11339 St Charles Rock Rd
Faith in Hope Ministries Prayerline Ten Year Anniversary Gathering
Fri, Jun 26, 7:00 PM
Bridgeton · 11339 St Charles Rock Rd
Going fast
Medicare Counseling at St. Luke's
Tue, Jul 14, 10:00 AM
Chesterfield · St. Luke's Resource Center
Going fast
Medicare Counseling at St. Luke's
Tue, Jul 14, 10:00 AM
Chesterfield · St. Luke's Resource Center
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
Sales end soon
DJ Trivia Mondays @ Chicken N Pickle
Tomorrow at 7:00 PM + 31 more
Saint Charles · Chicken N Pickle - St. Charles
Sales end soon
DJ Trivia Mondays @ Chicken N Pickle
Tomorrow at 7:00 PM + 31 more
Saint Charles · Chicken N Pickle - St. Charles
The Power of Color & Style - Chesterfield MO
Tue, Jul 28, 11:30 AM
Chesterfield · Firefly Grill STL
The Power of Color & Style - Chesterfield MO
Tue, Jul 28, 11:30 AM
Chesterfield · Firefly Grill STL
Introduction to Inner Engineering
Thu, Jul 16, 6:00 PM
Chesterfield · Doubletree by Hilton Hotel - Chesterfield
Introduction to Inner Engineering
Thu, Jul 16, 6:00 PM
Chesterfield · Doubletree by Hilton Hotel - Chesterfield
Stepping Up with St. Luke's: Nutrition
Thu, Jun 25, 9:00 AM
Chesterfield · St. Luke's Walking Trail
Stepping Up with St. Luke's: Nutrition
Thu, Jun 25, 9:00 AM
Chesterfield · St. Luke's Walking Trail
Uncover the Secrets of Kangen Water
Wed, Jun 10, 7:00 PM
Chesterfield · Our Free Water Store
Uncover the Secrets of Kangen Water
Wed, Jun 10, 7:00 PM
Chesterfield · Our Free Water Store
Going fast
Oh I Love This Song Live Music at Luvwoo Bar (FREE)
Fri, Jun 19, 8:00 PM
St. Louis · Luvwoo Bar
Going fast
Oh I Love This Song Live Music at Luvwoo Bar (FREE)
Fri, Jun 19, 8:00 PM
St. Louis · Luvwoo Bar
7/15 St. Luke's Coffee & Conversations: Pain Management
Wed, Jul 15, 10:00 AM
Chesterfield · St. Luke's Hospital Desloge Outpatient Center - Building A: Conference Room 3
7/15 St. Luke's Coffee & Conversations: Pain Management
Wed, Jul 15, 10:00 AM
Chesterfield · St. Luke's Hospital Desloge Outpatient Center - Building A: Conference Room 3
Plan Today - Have Control Tomorrow
Thu, Jun 11, 10:00 AM
Maryland Heights · Maryland Heights Community Center
Plan Today - Have Control Tomorrow
Thu, Jun 11, 10:00 AM
Maryland Heights · Maryland Heights Community Center
Going fast
Art & Gong Sound Bath
Wed, Jun 10, 1:30 PM
St. Louis · Longview Farmhouse Gallery
Going fast
Art & Gong Sound Bath
Wed, Jun 10, 1:30 PM
St. Louis · Longview Farmhouse Gallery
Pickleball Singles Social – Ages 25-40 | Saturday, June 13
Sat, Jun 13, 3:00 PM
Bridgeton · Arch Pickleball & Badminton
Pickleball Singles Social – Ages 25-40 | Saturday, June 13
Sat, Jun 13, 3:00 PM
Bridgeton · Arch Pickleball & Badminton
Sales end soon
DJ Trivia Thursdays @ Burnt Barrel Brewery & Distillery (Lake Saint Louis)
Thursday at 7:00 PM + 81 more
Lake Saint Louis · Burnt Barrel Brewery, Distillery & Mead
Sales end soon
DJ Trivia Thursdays @ Burnt Barrel Brewery & Distillery (Lake Saint Louis)
Thursday at 7:00 PM + 81 more
Lake Saint Louis · Burnt Barrel Brewery, Distillery & Mead
Men's Community Night: Bond & Barrel
Friday at 6:00 PM + 5 more
Cottleville · Men's Modern General Store
Men's Community Night: Bond & Barrel
Friday at 6:00 PM + 5 more
Cottleville · Men's Modern General Store
Almost full
Business Women's Brunch
Sat, Jun 6, 11:00 AM
Florissant · House of Jollof
Almost full
Business Women's Brunch
Sat, Jun 6, 11:00 AM
Florissant · House of Jollof
Art & Chants with the Roses
Fri, Jun 19, 11:00 AM
St. Louis · Longview Farm Park
Art & Chants with the Roses
Fri, Jun 19, 11:00 AM
St. Louis · Longview Farm Park
You Are Your Own Best Advocate - Chesterfield MO
Tue, Aug 25, 11:30 AM
Chesterfield · Firefly Grill STL
You Are Your Own Best Advocate - Chesterfield MO
Tue, Aug 25, 11:30 AM
Chesterfield · Firefly Grill STL
Sales end soon
Missouri Homebuyers Seminar
Wednesday at 12:00 PM
O'Fallon · 173 Mora Blvd
Sales end soon
Missouri Homebuyers Seminar
Wednesday at 12:00 PM
O'Fallon · 173 Mora Blvd
Youth Activities
Wed, Jun 10, 7:00 PM
Lake St Louis · The Church of Jesus Christ of Latter-day Saints
Youth Activities
Wed, Jun 10, 7:00 PM
Lake St Louis · The Church of Jesus Christ of Latter-day Saints

Trends in O'Fallon

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Explore more trends

Frequently asked questions about O'Fallon

What are the best free events to attend?

According to Eventbrite, the best free events are:

Faith in Hope Ministries Prayerline Ten Year Anniversary Gathering

Medicare Counseling at St. Luke's

One World Fest 2026 | FREE Multicultural Festival | St Peters, MO

The Power of Color & Style - Chesterfield MO

Which events are currently trending in O'Fallon?

The trending searches this month in O'Fallon are:

carnival festival

events happening today near me

Which free events are coming up?

Discover the best free events happening soon – you don't want to miss them:

DJ Trivia Mondays @ Chicken N Pickle

Missouri Homebuyers Seminar

DJ Trivia Thursdays @ Burnt Barrel Brewery & Distillery (Lake Saint Louis)

Men's Community Night: Bond & Barrel