August 22, 2020 (Rock Rapids, IA): Henderson has a $6,000 weekend with another sweep! Justin Henderson sweeps a Midwest Power Series weekend for the 2nd time this year, this time earning $6,000 for h...

A warm afternoon at Park Jefferson gave way to a hot night of racing at Park Jefferson. In the end, Justin Henderson took home top honors and a $6,000 weekend sweep as he was victorious in the Midwe...

Please note we have pushed back hot laps to 6:30 from 6:15 and heats to 7:30 due to the heat. Park Jefferson Order of Events-Saturday, August 22nd 4PM Pit Gate/Office Open 6pm Driver Meeting over FM...

August 19, 2020: The Dekalb/Asgrow Midwest Power Series presented by GRP Motorsports is back in action this weekend, and the 360 sprint car series will take on two first-time venues in Iowa and Sout...

Inside Line Promotions – SPRINGFIELD, Neb. (Aug. 17, 2020) – Jack Dover is bound for a pair Midwest ovals this weekend. Dover will join the Midwest Power Series and Midwest Sprint Touring Series on F...

GRP Motorsports and Park Jefferson Speedway are pleased to announce that the Tri-State Late Model Series has been added to the show for this Saturday August 22nd. The 700 horsepower late models will...

The Park Jefferson Speedway will close out the 2020 racing season with a first time ever, as the Midwest Power Series will make its inaugural visit to the Park Jefferson Speedway. The longtime stapl...

The J&J Fitting IMCA Stock Cars and the IMCA Hobby Stocks have been added to the August 22nd race at Park Jefferson along with the RACESaver Sprint Cars to race along with the Midwest Power Series ev...

Ricky Thornton Jr. added his name to the list of J&J Fitting Iron Cup champions on Saturday night as the Adel, Iowa driver invaded Park Jefferson Speedway and left with the famed Iron Cup along with...

A heavy track and smooth racing surface greeted drivers as they entered Park Jefferson Speedway for night 1 of the 7th Annual Iron Cup presented by J&J Fitting. Drivers came from across the country...