The 2016 Iowa Corn 300 was the 10th Round of the 2016 Verizon IndyCar Series season and the 10th consecutive year the Verizon IndyCar Series visited the Newton, Iowa short oval. The race was broadcast on NBCSN with Brian Till as the Lap-By-Lap Announcer. Ryan Hunter-Reay of Andretti Autosport entered as the defending winner of the race.