William Byron admitted he was nervous as he headed into the final laps of the NASCAR Cup Series race Sunday at Iowa Speedway.

The NASCAR Cup Series has raced only twice at Iowa Speedway: last year was its debut and then Sunday, when William Byron ...

Chase Briscoe urges a full Iowa Speedway repave for better NASCAR racing, enhancing driver performance and dynamic track ...

Byron regains the top spot from Elliott after his Iowa win. Although Larson and Denny Hamlin remain third and fourth in the standings, they both lose ground after subpar finishes outside the top 20.

But the strategy paid off for William Byron, who drove his No. 24 Chevrolet to victory in the 2nd NASCAR Cup Series race at ...

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 used a flurry of cautions to stretch his fuel over the final 140 laps to win Sunday's NASCAR Cup Series race at Iowa Speedway.

For the second straight year a corn drawing behind Iowa Speedway welcomed visitors to the track in the middle of a corn field ...