Most-watched NASCAR telecasts of 2021
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.
30
eligible telecasts
updated 2026-09-15
Most-watched NASCAR telecasts of 2021
1
Daytona 500
4,830,000
2
O'Reilly Auto Parts 253
4,750,000
3
GEICO 500
4,700,000
4
Pennzoil 400 presented by Jiffy Lube
4,360,000
5
Dixie Vodka 400
4,240,000
6
Coca-Cola 600
4,060,000
7
Coke Zero Sugar 400
3,930,000
8
Instacart 500
3,860,000
9
Folds of Honor QuikTrip 500
3,720,000
10
Toyota Owners 400
3,320,000
11
NASCAR Cup Series Championship Race
3,210,000
12
Food City Dirt Race
3,110,000
13
Goodyear 400
3,090,000
14
Jockey Made in America 250
3,080,000
15
Buschy McBusch Race 400
2,740,000
16
Xfinity 500
2,630,000
17
Ally 400
2,590,000
18
Bank of America Roval 400
2,550,000
19
Quaker State 400
2,510,000
20
FireKeepers Casino 400
2,510,000
21
Toyota/Save Mart 350
2,490,000
22
Southern 500
2,460,000
23
Explore the Pocono Mountains 350
2,450,000
24
Autotrader EchoPark Automotive 500
2,440,000
25
Drydene 400
2,430,000
26
EchoPark Texas Grand Prix
2,360,000
27
NASCAR Cup Bristol
2,200,000
28
Go Bowling at The Glen
2,120,000
29
Hollywood Casino 400
2,110,000
30
Federated Auto Parts 400
1,780,000
30 eligible telecasts · computed 2026-09-15 10:24 UTC