44th Annual IMCA Super Nationals

The Speedway Motors IMCA Super Nationals fueled by Casey's is the world's premier showcase of grassroots dirt track racing and one of Iowa's signature sporting events. Every September, Boone Speedway becomes the destination for more than 1,000 drivers from across the United States, Canada, and Australia as they gather for America's Racin' Vacation. For eight action-packed days, fans experience thrilling side-by-side racing, dramatic championship battles, and an unmatched festival atmosphere. The event features seven IMCA divisions, nightly entertainment, a bustling NAPA Fan Zone, and the opportunity to meet drivers up close. Whether you're a lifelong racing fan or attending your first dirt track event, Super Nationals delivers unforgettable excitement, family-friendly fun, and authentic Iowa hospitality. From the roar of the engines to the crowning of champions on Championship Saturday, it's more than a race—it's a tradition that has become one of the largest and most prestigious grassroots motorsports events in the world, drawing thousands of visitors to Boone and showcasing why Iowa is home to one of racing's greatest annual celebrations.