Sports IndyCar announces Indy 500 will be postponed to Aug. 23, Grand Prix to run July 4 March 26, 2020Nathan Brown, Indianapolis StarComments Off on IndyCar announces Indy 500 will be postponed to Aug. 23, Grand Prix to run July 4 For the first time ever, the Indy 500 has now been scheduled to run outside the month of May, due to the coronavirus pandemic.