AUSTIN, TEXAS - FEBRUARY 28: Shane Van Gisbergen, driver of the #9 Safety Culture Chevrolet, celebrates with a burnout after winning the NASCAR O'Reilly Auto Parts Series Focused Health 250 at Circuit of The Americas on February 28, 2026 in Austin, Texas. (Photo by Logan Riely/Getty Images) | Getty Images
AUSTIN, TEXAS - FEBRUARY 28: Shane Van Gisbergen, driver of the #9 Safety Culture Chevrolet, celebrates with a burnout after winning the NASCAR O'Reilly Auto Parts Series Focused Health 250 at Circuit of The Americas on February 28, 2026 in Austin, Texas. (Photo by Logan Riely/Getty Images) | Getty Images

O’Reilly Auto Parts Series TV Ratings for COTA

The CW earned 1,072,000 total viewers for the NASCAR O’Reilly Auto Parts Series race from Circuit of The Americas, per Nielsen panel + big data. The race peaked in the closing laps at 1,363,000 total viewers between 5:15-5:30 p.m. ET.

The opening three races of the O’Reilly Auto Parts Series season have all had over 1 million viewers.