Belvidere Festivals Events

31st Annual Prairie Riders Grass Drags and Swap Meet

Boone County Fair Grounds 4 Oct 2026

Boone County Farm Stroll

Various Boone County Farms 4 Oct 2026

Halloween Festival

Rivers Edge Recreation Center 23 Oct 2026

Slick Nickels Tricks, Treats, and Treasures Outdoor Vendor Event

Slick Nickels 17 Oct 2026