O'Fallon's America 250th Celebration

O'Fallon Community Park 3 Jul 2026

Taste of the District - April 25, 2026

104 S Cherry St, O'Fallon, IL 62269-2046, United States 25 Apr 2026

Brews and Bags Craft Beer Tasting and Corn Hole Tournament

O'Fallon Community Park / Katy Cavins Community Center 16 May 2026

More Than Just Desserts

The Regency 24 Apr 2026

4th Annual George Portz Memorial Fiddle Contest with Music in the Park

Shiloh Community Park, 1 Park Drive, Shiloh IL 62269 9 May 2026

“Fresh Tread” Car Meet #1 for 2026

Discount Tire (DiscountTire.IL.2307) 3 May 2026

Hillbillies & Hotdogs

Boarding House Bistro O’Fallon 3 May 2026

Spring Book Fair

505 S Cherry St, O'Fallon, IL 13 Apr 2026

LIVE MUSIC @ June's

June's Breakfast + Patio 1 May 2026

ACO Regional- Belleville, IL

Shiloh Eagles 11 Apr 2026

Experience Wing Chun Kung Fu – A One-Day Workshop for Adults

922B Talon Drive, O'Fallon, IL, United States, Illinois 62269 11 Apr 2026

ACO Regional- Belleville, IL

Shiloh Eagles 2 May 2026

Caffeine and Chrome - Gateway Classic Cars of St. Louis

Gateway Classic Cars of St. Louis 25 Apr 2026

Swing into Spring Golf Scramble

Tamarack Golf Course - Shiloh, IL 11 Apr 2026

2026 Annual Book Sale

120 Civic Drive, O'Fallon, IL, United States, Illinois 62269 23 Apr 2026

Spike Out Suicide Glow Sand Volleyball Tournament

The Hut Sports Bar & Grill 16 May 2026

Octane Tour 2026

Gateway Classic Cars 11 Sep 2026

Power Wheels Drag Racing

Gateway Classic Cars (St. Louis Showroom) 30 May 2026

TDI's 20 Year Anniversary Banquet

402 E Hwy 50, O'Fallon IL, 62269 25 Apr 2026

VFW Post 805 .1K Race

223 W First St, O'Fallon, IL 18 Apr 2026