Events in O'Fallon, United States
Run Witch Run
Cottleville
Saturday, October 31, 2026
0845
- 1100
Free
Sports Events - Marathons - Games - Competitions
Witch Way to the Finish Line?!
Who says the witchy fun has to end after Witches in Cottleville?
Keep the magic going the following weekend with Run Witch Run, a spellbinding race through the trails of Legacy Park in Cottleville, Missouri!
Choose your potion: ..
Senior Resource Expo and Health Fair Fall 2026
Wentzville
Wednesday, November 4, 2026
0900
- 1200
Free
Health and Wellness - Natural Living - Ayurveda
Join us at the Wentzville Rec Center for Senior Resource Expo and Health Fair! It will be a day of fun to discover resources for seniors and wellness in your community!
LIVE MUSIC by Tom Winter with Winter Violin!!
Free Admission.
There will be free snacks, ..
Dashing through Defiance Run - 1 mile | 5k | 10k
Defiance
Saturday, December 5, 2026
0900
- 1030
Free
Sports Events - Marathons - Games - Competitions
Lace up your sneakers, bundle up, and get ready to dash through the charming little town of Defiance, twinkling with holiday lights and lined with cheering neighbors.
Whether you’re chasing a new PR or just jingling for the fun of it, this cozy, small-town race is t ..
She Dreams Bigger Women's Run - 1 mile | 5k | 10k | 13.1 mile
Maryland Heights
Saturday, October 3, 2026
0700
- 1100
Free
Women Focused Events
Join us for a women's only morning of movement, connection, and adventure on the beautiful Fee Fee Greenway, one of St. Louis' best-kept secrets. Surrounded by nature and a community of inspiring women, you'll discover that this is more than a finish line-it's a remi ..
Know Your Ballot, A Community Town Hall
O'Fallon
Sunday, September 27, 2026
1700
- 2100
Free
Politics - Political Events - Campaigns
Missouri voters have a lot to decide on before the November 3rd election. How do you decide how to vote when there's so much on the ballot and such confusing information?
We can help clear the air! Join us on September 27th at 5:00 pm at Ratterman Theatres for infor ..
Chalily's Pumpkin Patch
Wildwood
Saturday, September 26, 2026
0900
- 1700
11.00 USD
Family and Children - Activities - Outings - Events
This summer, Chalily opened a new garden center in Wildwood, Missouri, on the historic Fahr Greenhouses property. It's home to our water lilies, lotus, cattails and canna lilies, plus houseplants, garden plants and PUMPKINS, too!
We're stocking TONS of local, Amis ..
Pyromania
Wright City
Saturday, September 19, 2026
1000
- 2200
20.00 USD
Family and Children - Activities - Outings - Events
This awe-inspiring two-hour show features technically advanced fireworks displays, gasoline fireballs, and an amazing finale that attendees say is “better than Disney!”
Come out early and bring the whole family for a thrilling day of fun, including live music and ..
Junk in the Trunk - Community Rummage Sale
Missouri
Saturday, September 19, 2026
0730
- 1230
Free
Retail Sales - Shop Openings - Events
Junk in the Trunk is a community-wide rummage sale that is open to all. Members of the community are invited to reserve two parking spots on the large parking lot at Green Trails Church for $25 and set out whatever you want to sell within the bounds of that area. Add ..
Balloon Fest
Wright City
Saturday, September 5, 2026
1600
- 2100
10.00 USD
Festivals - Fairs - Carnivals - Parades - Culture
Looking for the perfect way to kick off fall fun? Experience the wonder of Balloon Fest at The Landing @ Cedar Lake Cellars, on Saturday Sep. 5 and Sunday Sep. 6, from 4-9:00pm! This two-day event is packed with charm, adventure, and fun for everyone. It's the ultima ..
Scotty McCreery and Jackson Dean (opener)
Wright City
Saturday, August 29, 2026
1930
- 2230
45.00 USD
Music - Concerts - Bands - Lessons
With a career spanning 15 years, Scotty has delivered hit after hit - from “Five More Minutes” and “This is It” to “Damn Strait” and “Bottle Rockets.”
With millions of albums sold, multiple platinum records, and a reputation for unforgettable live shows, he’s brin ..
Vincent Mason and Avery Anna
Wright City
Saturday, August 22, 2026
1930
- 2230
45.00 USD
Music - Concerts - Bands - Lessons
Vincent Mason is turning heads across the country with a sound that blends introspective songwriting and undeniable hooks. With fan-favorite tracks like "Hell is a Dancefloor" and "Damned If I Do," and tours alongside some of the genre's biggest names, Mason is quick ..
Drink MO Beer Run - 5k / 10k / 1 mile
Maryland Heights
Saturday, August 8, 2026
1600
- 2000
Free
Sports Events - Marathons - Games - Competitions
Lace up and drink up at the Drink MO Beer Run!
Get ready for a high-energy evening of fun, flavor, and fitness! This flat and fast run loops around a stunning lakeside course and finishes in party mode-right at the heart of our craft beer celebration. Cross the fini ..
Swifty Fun Run - 1 mile | 5k | 10k | 13.1 mile
Maryland Heights
Saturday, August 8, 2026
0700
- 1030
Free
Sports Events - Marathons - Games - Competitions
The race courses wind through scenic, flat routes in gorgeous Creve Coeur Park, St. Louis, Missouri. Each water station is accompanied by appropriate, upbeat music playing loudly, keeping the runners motivated and energized throughout the course.
Run/Walk In Perso ..
Mint Cannabis Continues Hiring in St. Peters with Aug. 1 Career Event 2026
St Peters
Saturday, August 1, 2026
0800
- 1500
Free
Employment - HR Events - Jobs - Consulting
Mint Cannabis will hold hiring events from 8 a.m. to 3 p.m. on Saturday, Aug. 1, at its dispensary located at 150 Mid Rivers Mall Circle in St. Peters.
Hiring managers will conduct on-site interviews during both events as the company prepares to transition the dis ..
Lou Fusz Subaru St. Louis Triathlon
Maryland Heights
Sunday, June 28, 2026
0700
- 1100
Free
Sports Events - Marathons - Games - Competitions
The swim portion is in Creve Coeur Lake, the bike route is new this year and mostly flat, and the run is around the lake on the park path. We have many race options to choose from if you do not do all 3 disciplines! Come on out, there is something for everyone!
We ..
Love to Run St. Charles - 5k | 10k | Half Marathon
Saint Charles
Saturday, June 13, 2026
0700
- 1100
Free
Sports Events - Marathons - Games - Competitions
Love to Run St. Charles
SATURDAY, JUNE 13, 2026
You know you'll love it!
Join us in the heart of historic downtown St. Charles for a one-of-a-kind race experience offering a 5K, 10K, and Half Marathon! All distances start on the scenic Katy Trail near Bike Stop ..
Mint Cannabis and ImpactLife Host Urgent Summer Blood Drive in St. Peters on May 16
St Peters
Saturday, May 16, 2026
1100
- 1400
Free
Society Issues - Social Problems - Life Events
Mint Cannabis is once again teaming up with ImpactLife to hold a Community Blood Drive this summer at its St. Peters, MO, dispensary (150 Mid Rivers Mall Circle). The blood drives will take place in the dispensary parking lot from 11 a.m. to 2 p.m. on Saturday, May 1 ..
Taco the Town Run - 1 mile | 5k | 10k
Cottleville
Saturday, May 16, 2026
0900
- 1200
Free
Sports Events - Marathons - Games - Competitions
Lace up your running shoes and loosen your belt-it's time for the Taco 5K and NEW 10k and 1 Mile! Whether you're chasing a personal record or just chasing the taco truck, every step brings you closer to delicious victory. Expect festive vibes, mouthwatering tacos, an ..
NAMIWalks St. Louis
Maryland Heights
Saturday, May 16, 2026
0900
- 1230
Free
Charity Events - Fundraising
NAMI St. Louis invites the community to be part of the 24th Annual NAMIWalks St. Louis, presented by Daugherty Foundation, on Saturday, May 16, 2026, at Creve Coeur Park. This annual, pet-friendly event brings together individuals, families, businesses, and community ..
Senior Resource Expo and Health Fair
Saint Charles
Tuesday, May 12, 2026
0900
- 1200
Free
Health and Wellness - Natural Living - Ayurveda
Senior Resource Expo and Health Fair Hosted By Guide4SeniorLiving.com
Join us at the VFW Post #2866 in St. Charles, MO on Tuesday May 12th, 2026 from 9am-12pm for a day of fun to discover resources for seniors and wellness in your community!
66 V F W Lane, St. ..
Tuff Nutterz - St. Charles, MO
Saint Charles
Saturday, May 9, 2026
0900
- 1700
23.00 USD
Family and Children - Activities - Outings - Events
Tuff Nutterz St. Charles: 1,000ft Inflatable Obstacle Course at McNair Park
us ST. CHARLES... ARE YOU READY FOR TUFF NUTTERZ?!
The world-famous Tuff Nutterz inflatable obstacle course experience is finally here!
After huge success across Australia and the UK ..
Mint Cannabis St. Peters Summer Food Drive for O.A.S.I.S. Food Pantry
St Peters
Friday, May 1, 2026
0800
- 2200
Free
Charity Events - Fundraising
Mint Cannabis is hosting a summer food drive at its St. Peters, Missouri dispensary to support O.A.S.I.S. Food Pantry and help address food insecurity across St. Charles County and the greater St. Louis area.
From May 1 through June 24, community members ages 21 a ..
Puttin For Paws TopGolf Fundrasier benefiting Open Door Animal Sanctuary
Chesterfield
Sunday, April 26, 2026
1600
- 1900
85.00 USD
Animal Shows - Pet Shows - Horse Racing - Events
Join us at Puttin' For Paws, Topgolf Chesterfield on Sunday, April 26 from 4-7 PM for an afternoon of fun - 3 hours of unlimited play and a delicious fajita dinner while supporting the cats and dogs of Open Door Animal Sanctuary.
Enjoy great company, a 50/50 raffl ..
Annie Turnbo Malone Film to Premiere at Lindenwood Theatre
Saint Charles
Thursday, March 26, 2026
1800
- 2000
5.00 USD
Films - Movies - Cinema
Lindenwood Theatre in St. Charles will host a premiere screening of the documentary, "Annie Turnbo Malone: The Untold Story," which highlights little-known facts about one of the country's first Black female millionaires.
It will be shown at 6 p.m. Thursday, March ..
The Endless Forest Nutcracker
Town and Country
Saturday, December 20, 2025
1430
- 2000
25.00 USD
Theater - Opera - Ballet - Shows - Cabaret
The Endless Forest Nutcracker is a unique production that re-sets the traditional story by E.T.A. Hoffman in a cabin in the mountains. Clara must travel from her auntie's home to the Endless Forest to find her long-lost sister. In her travels, she will discover the l ..
Dashing through Defiance
Defiance
Saturday, December 6, 2025
0900
- 1100
Free
Sports Events - Marathons - Games - Competitions
Lace up your sneakers, bundle up, and get ready to dash through the charming little town of Defiance, twinkling with holiday lights and lined with cheering neighbors. The first 200 participants get a jolly red Santa suit to wear as they run (or walk) through the fros ..
The Christmas Experience at Pathfinder Church
Ellisville
Friday, December 5, 2025
1830
- 2000
Free
Family and Children - Activities - Outings - Events
Join Us For Free, Quality Family Fun! Invite Your Friends And Neighbors!
Over the course of two weekends, Friday and Saturday, you’re invited to drive through the Pathfinder Church campus along a pathway of spectacular lights synchronized to music, Christmas-theme ..
Arab Patrol of the Moolah Shriners' Collector Fest
St Louis
Saturday, November 15, 2025
0900
- 1600
5.00 USD
Festivals - Fairs - Carnivals - Parades - Culture
Collector Fest 2025 – A Can't-Miss Event!
St. Louis, get ready for a thrilling day packed with collectibles, celebrities, and unforgettable experiences! The Arab Patrol of the Moolah Shriners proudly presents Collector Fest 2025, happening Saturday, November 15, ..
Mint Cannabis Doubles Veterans Discount to 44% on Veterans Day in St. Peters, MO
St Peters
Tuesday, November 11, 2025
0800
- 2100
Free
Retail Sales - Shop Openings - Events
Mint Cannabis’ St. Peters dispensary offers veterans a year-round 22% discount - the largest veteran discount of any dispensary in Missouri. That figure was chosen deliberately: 22 U.S. veterans die by suicide each day, roughly one every 65 minutes.
To honor their ..
Whiskey Run St. Louis / St. Charles Half Marathon, 10K, and 5K
Saint Charles
Sunday, November 2, 2025
0845
- 1200
40.00 USD
Sports Events - Marathons - Games - Competitions
The Whiskey Run is the perfect race for seasoned runners or amateur enthusiasts looking for a run that doesn't skimp on the fun. Expect great 5K, 10K, and Half Marathon routes followed by local food pairings, whiskey samples, and music. In its 1st year, the run inclu ..
Senior Resource Expo and Health Fair Fall 2025
Wentzville
Wednesday, October 29, 2025
0900
- 1200
Free
Health and Wellness - Natural Living - Ayurveda
Join us at the Wentzville Rec Center for Senior Resource Expo and Health Fair! It will be a day of fun to discover resources for seniors and wellness in your community!
LIVE MUSIC by Tom Winter with Winter Violin!!
Free Admission.
There will be free snacks, ..
Moonlight Howl 5k
Ballwin
Friday, October 24, 2025
2100
- 2300
Free
Sports Events - Marathons - Games - Competitions
This unique race starts at 9pm so you can enjoy the cooler weather and experience the thrill of running at night! The Ballwin Moonlight Howl 5K run/walk encourages and welcomes all ages and fitness levels.
Category: Sports / Leisure | Running ..
The holidays come and go... but the memories last forever
Saint Charles
Saturday, October 18, 2025
1000
- 1700
50.00 USD
Family and Children - Activities - Outings - Events
This year, give your family the gift of timeless portraits.
When: October 18-19
Where: St. Charles Moose Lodge
Here’s what you’ll enjoy:
Professional holiday mini-sessions with our talented photographers
Four magical Christmas backdrops + props (plaid blanke ..
Fall Fest
Wright City
Saturday, October 11, 2025
1000
- 2200
10.00 USD
Festivals - Fairs - Carnivals - Parades - Culture
This is our signature fall party and this year-we're doing it big!
Join us for the ultimate experience, including live music all day long, fireworks at night, yard games in our festival field, lots of great food, and a wide variety of drinks.
Please note: You mus ..
Friedens Sausage and Beef Supper
Saint Charles
Sunday, October 5, 2025
1100
- 1730
Free
Charity Events - Fundraising
As you enter the building foyer you may purchase your ticket(s) with cash, check, or credit card. Prices are adults $15, children 6-12 $7, children under 6 are free. Carryouts are $15. Raffle baskets will be available in the Narthex at $1 per ticket or 6 tickets for ..
St. Louis Out of the Darkness Walk
Saint Louis
Sunday, September 28, 2025
0930
- 1500
Free
Hiking - Walking Trips - Events
This event is open to everyone: those who struggle with their own mental health, those who support others, those who have been affected by suicide and anyone who just cares.
- By walking in The St. Louis OOTD Walk you are part of this lifesaving effort. AFSP measure ..
2025 St. Louis Out of the Darkness Walk
Missouri
Sunday, September 28, 2025
0930
- 1500
Free
Hiking - Walking Trips - Events
This event is open to everyone: those who struggle with their own mental health, those who support others, those who have been affected by suicide and anyone who just cares.
· By walking in The St. Louis OOTD Walk you are part of this lifesaving effort. AFSP measure ..
Pyromania
Wright City
Saturday, September 20, 2025
1000
- 2200
30.00 USD
Festivals - Fairs - Carnivals - Parades - Culture
This awe-inspiring two-hour show features technically advanced fireworks displays, gasoline fireballs, and an amazing finale that attendees say is "better than Disney!"
Come out early and bring the whole family for a thrilling day of fun, including live music and ..
Balloon Fest at Cedar Lake Cellars
Wright City
Saturday, August 30, 2025
1600
- 2100
Free
Festivals - Fairs - Carnivals - Parades - Culture
Looking for the perfect way to kick off fall fun? Experience the wonder of Balloon Fest at The Landing at Cedar Lake Cellars, on Saturday Aug. 30 and Sunday Aug. 31, from 4-9 p.m. This two-day event is packed with charm, adventure, and fun for everyone. It’s the ulti ..
370 Lakeside Triathlon
St Peters
Sunday, August 17, 2025
0700
- 1530
Free
Sports Events - Marathons - Games - Competitions
The race begins with a beautiful beach start at 370 Lakeside Park. Enjoy the lake swim, scenic fast bike course on the country roads of St. Charles County and finish your race with a run on the flat park trails. We offer a variety of race options:
5K Run/Walk
Sup ..
Drink MO Beer Run - 5k / 10k / 1 mile
Maryland Heights
Saturday, August 9, 2025
1600
- 2000
Free
Social Events - Meet New People - Make Friends
We are thrilled to introduce this super fun evening event including a flat, fast run around the dreamy lake to a finish line festival of microbreweries, munchies, and live music! Fun t-shirt to all participants!
Category: Sports / Leisure | Running ..
Swifty Fun Run
Maryland Heights
Saturday, August 9, 2025
0700
- 1030
Free
Adventure Trips - Events
The race courses wind through scenic, flat routes in gorgeous Creve Coeur Park, St. Louis, Missouri. Each water station is accompanied by appropriate, upbeat music playing loudly, keeping the runners motivated and energized throughout the course.
Run/Walk In Perso ..
FC BARCELONA SUMMER CAMP - ST LOUIS
St Louis
Monday, July 14, 2025
0800
- 1400
Free
Family and Children - Activities - Outings - Events
The official FC Barcelona camps across the US, target boys and girls between the ages of six and eighteen. Our goal is to follow and replicate the game model established by FC Barcelona's coaching teams. The FC Barcelona Soccer Camps are an exclusive opportunity to l ..
US Air Force Shades of Blue Jazz Ensemble – Independence Day Concert
Chesterfield
Wednesday, July 2, 2025
1900
- 2100
Free
Classical Music - Orchestra - Traditional Music Events
Join us for the US Air Forces's Shades of Blue Jazz Ensemble Independence Day concert to hear a variety of musical styles, from big band swing to patriotic selections and more, all performed by American Airmen.
URL:
Website: https://go.evvnt.com/3118777-2?pid=287 ..
Lou Fusz Subaru St. Louis Triathlon
Maryland Heights
Sunday, June 29, 2025
0700
- 1100
Free
Sports Events - Marathons - Games - Competitions
The swim portion is in Creve Coeur Lake, the bike is on Hwy 141 (we close it for you!), and the run is around the lake on the park path. We have many race options to choose from if you do not do all 3 disciplines! Come on out, there is something for everyone!
Sprint ..
Grandparent University: How to Talk to the Kids in Your Life About Drugs On 27 June 2025
St Peters
Friday, June 27, 2025
1030
- 1200
Free
Family and Children - Activities - Outings - Events
Welcome to The SAFE Program's first session of Grantparent University! Join us for 1.5 hours that will empower you to approach topics like drugs, alcohol, family addiction (of all kinds - even social media addiction!), emerging trends, and risky behavior with the kid ..
Grandparent University: How to Talk to the Kids in Your Life About Drugs
St Peters
Thursday, June 26, 2025
1030
- 1200
Free
Family and Children - Activities - Outings - Events
Welcome to The SAFE Program's first session of Grantparent University! Join us for 1.5 hours that will empower you to approach topics like drugs, alcohol, family addiction (of all kinds - even social media addiction!), emerging trends, and risky behavior with the kid ..
Love to Run St. Charles 5k | 10k | half marathon | marathon
Saint Charles
Saturday, June 14, 2025
0700
- 1130
Free
Sports Events - Marathons - Games - Competitions
Enjoy these flat and fast routes starting on the Katy Trail near Bike Stop Cafe and the Katy Depot. All the routes go through Frontier Park then north on the soft path. Beautiful river views! The 5k turns around in Dusable Park. The 10k continues on the shady, non-te ..
Love to Run St. Charles 5k/10k/Half Marathon
Saint Charles
Saturday, June 14, 2025
0630
- 1030
Free
Sports Events - Marathons - Games - Competitions
A unique 5k/10k/Half Marathon in the heart of downtown St. Charles with a little bonus, non-technical, shady trail off of the Katy....truly a hidden gem! Come on out and see for yourself! Enjoy these flat and fast routes starting on the Katy Trail near Bike Stop Cafe ..
Time to Shine Women's Retreat
Chesterfield
Saturday, May 17, 2025
0900
- 1500
40.00 USD
Women Focused Events
A day just for you! Imagine gathering with women from all over for learning, laughter, sisterhood, and worship! Through the powerful teaching of God's Word, encouraging speakers on health and wellness, and music that will lift your soul, you are sure to walk away ref ..