Welcome to the Racing America On SI Live Race Updates page for the 2025 NASCAR Cup Series Iowa Corn 350 Powered by Ethanol at Iowa Speedway. Be sure to refresh ...

William Byron gambled on fuel mileage and won the Iowa Corn 350 NASCAR Cup Series race on Aug. 3 at Iowa Speedway. ...

William Byron fought off fuel worries in the closing laps to win the NASCAR Cup Series race Sunday at Iowa Speedway.

William Byron saved enough gas to score his second win of the 2025 NASCAR Cup Series season at Iowa Speedway on Sunday.

NASCAR returns to Iowa Speedway for the Iowa Corn 350 on Sunday, marking just the second-ever Cup Series race at the 0.875-mile track in Newton.

The NASCAR Xfinity Series season continues with the HyVee Perks 250 at Iowa Speedway. See Saturday's starting lineup here.

The 2025 NASCAR Cup Series season continues with the Iowa Corn 350 at Iowa Speedway on Sunday. See the starting lineup here.

This weekend's Iowa Corn 350 at the Iowa Speedway marks just four races remaining in the regular season, with a scant three ...

Kadence Davenport finished 17th in front of family and friends, but wants to keep pursuing a stock career after her first ...

NASCAR Cup Series driver Cody Ware talks to WHO 13's Skyler Stamps about racing for the first time at the Iowa Speedway.

An Iowa native returns to the state to race in the NASCAR weekend series at the Iowa Speedway in Newton. Sammy Smith was born ...

Sean's NASCAR DFS picks for DraftKings, FanDuel for the Iowa Corn 350 in Iowa Speedway (2025). His top NASCAR daily fantasy ...