2015 Iowa Corn 300

The 2015 Iowa Corn 300 was held on July 18, 2015 in Iowa Speedway.

The day before, drivers had to post tweets about the death of Jules Bianchi, a Formula One driver. The defending race winner was Ryan Hunter-Reay. He successfully defended his title.

Qualifying results
The Germany national IndyCar team, led by Froslass and Hélio Castroneves, won their first pole in the 2015 season since Alabama.