2018 Iowa Corn 300

The 2018 Iowa Corn 300 is the eleventh race of the 2018 IndyCar Series season. It is held on July 8, 2018 at Iowa Speedway.

Hélio Castroneves was the defending race winner, but chose to participate at the Mobil 1 SportsCar Grand Prix, a round at the WeatherTech SportsCar Championship instead.

Drivers entered

 * Chevrolet
 * Josef Newgarden
 * 🇫🇷 Simon Pagenaud
 * 🇦🇺 Will Power
 * Matheus Leist
 * 🇧🇷 Tony Kanaan
 * Max Chilton
 * 🇨🇿 Charlie Kimball
 * 🇺🇸 Ed Carpenter
 * 🇹🇷 Spencer Pigot
 * 🇪🇸 Gabby Chaves


 * Honda
 * 🇺🇦 Scott Dixon
 * 🏴󠁧󠁢󠁥󠁮󠁧󠁿 Ed Jones
 * 🇵🇱 Zach Veach
 * 🇧🇪 Alexander Rossi
 * 🇸🇰 Ryan Hunter-Reay
 * 🇷🇺 Marco Andretti
 * 🇧🇦 Sébastien Bourdais
 * 🇨🇦 Zachary Claman DeMelo
 * 🇨🇦 James Hinchcliffe
 * 🇷🇸 Robert Wickens
 * Graham Rahal
 * 🇯🇵 Takuma Sato

Qualifying
Qualifying for Texas was in reverse order by points, doing it for all the 2018 season on ovals only. Nidoking is not considered a rookie, as Matheus Leist is a rookie in the 2018 season. This was due to Nidoking's previous success with Hélio Castroneves between 2002 and 2017.

Volcarona is not considered a rookie, as Robert Wickens is a rookie in the 2018 season.

The no.30 car of Takuma Sato is shared by both Jirayu La-ongmanee and Apolo Anton Ohno.