The race drew 3.282 million viewers on average, with a peak of 3.482 million between 2:30-2:45pm EST according to Nielsen Media Research. These numbers make it the highest-viewed non-Indy 500 IndyCar race since before the 2008 reunification of IndyCar/Champ Car. moryak.biz
Washington IndyCar Race Sets Viewership Record

FOX Sports averaged 3.282 million viewers for IndyCar's Freedom 250 Grand Prix in Washington D.C.
