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

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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
Gospel Discussion Group
Mon, May 25, 6:30 PM
St Charles · The Church of Jesus Christ of Latter-day Saints
Gospel Discussion Group
Mon, May 25, 6:30 PM
St Charles · The Church of Jesus Christ of Latter-day Saints
Youth Activities
Wed, May 27, 7:00 PM
Lake St Louis · The Church of Jesus Christ of Latter-day Saints
Youth Activities
Wed, May 27, 7:00 PM
Lake St Louis · The Church of Jesus Christ of Latter-day Saints
FIND YOUR STR PATH! How I Replaced My Income in 10 Months
Thu, May 21, 6:00 PM
O'Fallon · The Waterbury Meeting Center
FIND YOUR STR PATH! How I Replaced My Income in 10 Months
Thu, May 21, 6:00 PM
O'Fallon · The Waterbury Meeting Center
Conspiracy Theory Anonymous - Plane Disappearances
Thu, May 28, 6:30 PM
St. Peters · 1232 Jungermann Rd
Conspiracy Theory Anonymous - Plane Disappearances
Thu, May 28, 6:30 PM
St. Peters · 1232 Jungermann Rd
Sales end soon
DJ Trivia Mondays @ Chicken N Pickle
Monday at 7:00 PM + 33 more
Saint Charles · Chicken N Pickle - St. Charles
Sales end soon
DJ Trivia Mondays @ Chicken N Pickle
Monday at 7:00 PM + 33 more
Saint Charles · Chicken N Pickle - St. Charles
Sales end soon
Pyrus Wade Live Music at Luvwoo Bar (FREE)
Friday at 8:00 PM
St. Louis · Luvwoo Bar
Sales end soon
Pyrus Wade Live Music at Luvwoo Bar (FREE)
Friday at 8:00 PM
St. Louis · Luvwoo Bar
Sales end soon
Artificial Intelligence (AI) Demystified--May
Tomorrow at 10:00 AM
Maryland Heights · Maryland Heights Community Center
Sales end soon
Artificial Intelligence (AI) Demystified--May
Tomorrow at 10:00 AM
Maryland Heights · Maryland Heights Community Center
Harry Potter Trivia Night at Luvwoo Bar (FREE)
Wed, Jun 3, 7:00 PM
St. Louis · Luvwoo Bar
Harry Potter Trivia Night at Luvwoo Bar (FREE)
Wed, Jun 3, 7:00 PM
St. Louis · Luvwoo Bar
#TableTalk The Referral Blueprint: Building Your Business Toolbox
Thu, Jul 9, 11:00 AM
Maryland Heights · Dave & Buster's St. Louis
#TableTalk The Referral Blueprint: Building Your Business Toolbox
Thu, Jul 9, 11:00 AM
Maryland Heights · Dave & Buster's St. Louis
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
Goodfellas Golf Tournament
Tue, Jun 9, 8:00 AM
O'Fallon · Falls Golf Club
Goodfellas Golf Tournament
Tue, Jun 9, 8:00 AM
O'Fallon · Falls Golf Club
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 Thursdays @ Burnt Barrel Brewery & Distillery (Lake Saint Louis)
Tomorrow at 7:00 PM + 84 more
Lake Saint Louis · Burnt Barrel Brewery, Distillery & Mead
Sales end soon
DJ Trivia Thursdays @ Burnt Barrel Brewery & Distillery (Lake Saint Louis)
Tomorrow at 7:00 PM + 84 more
Lake Saint Louis · Burnt Barrel Brewery, Distillery & Mead
Sales end soon
2026 LAND RUSH & POP-UP
Saturday at 12:00 PM
Defiance · Callaway Lake Estates
Sales end soon
2026 LAND RUSH & POP-UP
Saturday at 12:00 PM
Defiance · Callaway Lake Estates
Stake SYLC
Sun, Jun 14, 4:00 PM
Lake St Louis · The Church of Jesus Christ of Latter-day Saints
Stake SYLC
Sun, Jun 14, 4:00 PM
Lake St Louis · The Church of Jesus Christ of Latter-day Saints
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
LBB Leisure Book Club Presents: The Summer Book by Tove Jansson
Tue, Jun 16, 6:30 PM
Cottleville · Mellow Mushroom
LBB Leisure Book Club Presents: The Summer Book by Tove Jansson
Tue, Jun 16, 6:30 PM
Cottleville · Mellow Mushroom
African Diaspora Wealth Summit
Sat, May 30, 10:00 AM
Saint Ann · 10449 St Charles Rock Rd
African Diaspora Wealth Summit
Sat, May 30, 10:00 AM
Saint Ann · 10449 St Charles Rock Rd
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

Trends in O'Fallon

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Frequently asked questions about O'Fallon

What are the best free events to attend?

According to Eventbrite, the best free events are:

Introduction to Inner Engineering

Gospel Discussion Group

Youth Activities

FIND YOUR STR PATH! How I Replaced My Income in 10 Months

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:

Artificial Intelligence (AI) Demystified--May

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

Pyrus Wade Live Music at Luvwoo Bar (FREE)

2026 LAND RUSH & POP-UP