O'Fallon Chamber's 42nd Annual Firecracker Run Presented by Mercy

CarShield Field 4 Jul 2026

Tacos and Tequila Festival St. Louis at CarShield Field

CarShield Field 12 Sep 2026

Whiskers & Wags Pet Expo

Civic Park Dr, O'Fallon, MO 63366, United States 2 May 2026

6th Annual Christmas in July Craft & Vendor Event

O'Fallon Elks Lodge 18 Jul 2026

Puff n Paint Alien Abduction

Sticky's Social Lounge 11 Apr 2026

Puff n Paint Sunflower Mountains- Mother's Day Edition

Sticky's Social Lounge 9 May 2026

Night of Dreams 2026

The Christy O'Fallon 2 May 2026

Stay Cool 5th Annual Customer Appreciation Party

407 Sonderen St 1 May 2026

Bottoms-Up for Babies

St Paul Church, Picnic Grounds 25 Apr 2026

RFR @ DPT

Dog Prairie Tavern 10 Apr 2026

5th Annual MAVM Music Bingo Night

O'Fallon Elks Lodge 17 Apr 2026

O'Fallon Hoots vs. Rex Baseball

CarShield Field 16 Jul 2026

O'Fallon Hoots vs. Cape Catfish

CarShield Field 25 May 2026

O'Fallon Hoots vs. Thrillville Thrillbillies

CarShield Field 29 May 2026

O'Fallon Hoots vs. Normal Cornbelters

CarShield Field 3 Jun 2026

O'Fallon Hoots vs. Jackson Rockabillys

CarShield Field 10 Jun 2026

Electronics & Appliance Recycling Event

900 TR Hughes Blvd, O'Fallon, MO 63366-2867, United States 11 Apr 2026

O'Fallon Hoots vs. Clinton Lumberkings

CarShield Field 12 Jun 2026

MMF Annual Trivia Night - A Night at the Movies

St. Dominic High School 2 May 2026

O'Fallon Hoots vs. Danville Dans

CarShield Field 27 Jun 2026