USA Network averaged 1.635 million viewers for Sunday’s NASCAR Cup Series Enjoy Illinois 300 at World Wide Technology Raceway, according to Adam Stern of Sports Business Journal.
The race was up 7% from last year, when it averaged 1.525 million viewers.
.@USANetwork averaged 1.635 million viewers for Sunday's NASCAR Cup Series Enjoy Illinois 300 @WWTRaceway, up 7% from 1.525 million last year. pic.twitter.com/8vZep5oxeP
— Adam Stern (@A_S12) September 16, 2026