Per Nielsen Panel + Big Data, The CW earned 1,812,000 total viewers for the NASCAR O’Reilly Auto Parts Series season opener from Daytona International Speedway last weekend.
Viewership peaked for the United Rentals 300 in the closing laps at 2,321,000 total viewers from 7:45-8:00 PM ET. Viewership grew 79% over the 2025 season finale at Phoenix Raceway. With 340,000 viewers, it marks the largest adults 18-49 audience since August 2018, in a race at Watkins Glen International that was won by Joey Logano.