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Park Jefferson International Speedway, North Sioux City

Park Jefferson International Speedway


48426 332nd Street,
North Sioux CitySD 57038

Park Jefferson Speedway is a 4/10-mile dirt race track on the north side of North Sioux City. Park Jefferson is home to weekly IMCA Racing featuring six classes of IMCA race cars every Saturday spring, summer and fall. In addition, Park Jefferson hosts Championship Sprint Cars, Super Late Models and more. See our website or Facebook for current schedule and event information.