Most-watched NASCAR telecasts, March 2026
Nielsen average audience, one figure per telecast; a final or revised figure replaces a preliminary one. Composites, peaks, reach and self-reported figures do not chart.
3
eligible telecasts
updated 2026-09-15
Most-watched NASCAR telecasts, March 2026
1
NASCAR Cup Circuit of the Americas
3,930,000
2
NASCAR Cup Phoenix
2,840,000
3
NASCAR Cup Las Vegas
2,770,000
3 eligible telecasts · computed 2026-09-15 10:24 UTC