Iowa Corn 350

The Iowa Corn 350 (currently known for sponsorship reasons as the Iowa Corn 350 Powered by Ethanol) is a NASCAR Cup Series stock car race held at Iowa Speedway in Newton, Iowa. It was NASCAR Cup Series' first race at Iowa Speedway and first race in the state of Iowa.

Ryan Blaney is the defending race winner, having won it in 2024.

History
The races held here will replace the Pala Casino 400 due to planned construction at the Auto Club Speedway. It was a late decision to race at Iowa Speedway as NASCAR were in discussions to race at Montreal, but no deal was made in time.