The 2020 NTT IndyCar Series was the 25th season of the IndyCar Series and the 109th official championship season of American open wheel racing. The premier event was the 2020 Indianapolis 500. Josef Newgarden entered the season as the defending National Champion. Honda entered as defending Manufacturers' Cup champion for the second consecutive season. It is the first year under Penske management after they took over in late 2019.