https://www.speedrevival.com/roster/r-listing/rapid-speedway/

Rapid Speedway is a 3\8 mile dirt oval located at the famed fairgrounds in Rock Rapids, IA. With a racing surface that is 80ft wide, this place breeds three wide racing! Weekly racing on Friday nights at 7:30pm, including , USRA B-mods, USRA Stock cars, USRA Hobby stocks & Sportsmans. This year we will also have MSTS 360 Sprints & Late Model Street Stocks on select nights.
Oval
3/8 mile
Dirt