Thunder in the Valley – Truck & Tractor Pull in Rock Valley, Iowa

Welcome to Thunder in the Valley, Rock Valley, Iowa’s premier truck and tractor pulling event! Each summer, the heart of Sioux County comes alive with the roar of engines, the excitement of competition, and the camaraderie of motorsport enthusiasts from across the Midwest. Whether you’re a lifelong fan of pulling or looking for a thrilling family outing, Thunder in the Valley delivers an unforgettable experience for all ages.

Our event features 32 competitive classes, two powerful sleds, and three action-packed days of pulling excitement. From the thunderous power of modified tractors to the raw strength of custom trucks, you’ll witness some of the best drivers and machines in the sport. The atmosphere is electric, with cheering crowds, dazzling vehicles, and a patriotic backdrop that celebrates both community and country.

Thunder in the Valley is more than just a motorsport event—it’s a celebration of local spirit and tradition. We pride ourselves on offering a welcoming environment where families, friends, and fans can gather to enjoy great food, reserved camping, and a variety of activities. With affordable admission, free entry for children under five, and convenient payment options, we make it easy for everyone to join the fun.

Our sponsors and partners, including leading agricultural and local businesses, help us create a top-tier event that supports the Rock Valley community. Whether you’re here for the adrenaline rush, the family-friendly atmosphere, or the chance to connect with fellow enthusiasts, Thunder in the Valley is the place to be this July. Don’t miss out—mark your calendar and experience the excitement for yourself!