Final TV ratings – NASCAR and F1 (2nd Update)
UPDATE NBC on Sunday afternoon drew 1.05 million viewers for the F1 U.S. Grand Prix at Circuit of the Americas. That number is up from 727,000 viewers in '16 and from 889,000 in '15.
10/24/17 Final TV Ratings
| Network | Event | Location | Day | Total Viewers |
18-49 Viewers |
Final Rating |
| NBCSN | NASCAR Cup Race | Kansas | Sun | 2.756 M | 0.544 M | 1.69 |
| NBC | NASCAR Xfinity Race | Kansas | Sat | 1.101 M | 0.212 M | 0.76 |
| NBC | F1 USGP | Austin | Sun | 1.053 M | 0.351 M | 0.65 |
10/24/17 Note: The NASCAR Kansas Cup race on NBCSN was down 20% from last year's 2.0 overnight rating.
| RACE | DATE | NET | TIME (ET) | Overnight RATING |
| NASCAR Cup Series: Hollywood Casino 400 |
10/22 | NBCSN | 3:15-6:30pm | 1.6 |
| NASCAR Xfinity Series: Kansas Lottery 300 |
10/21 | NBC | 3:15-5:15pm | 0.8 |
| F1: U.S. Grand Prix | 10/22 | NBC | 3:00-4:45pm | 0.8 |