| Race details[1][2][3][4][5][6] | |||
|---|---|---|---|
| Race 27 of 36 in the 2021 NASCAR Cup Series | |||
 | |||
| Date | September 5, 2021 | ||
| Location | Darlington Raceway in Darlington, South Carolina | ||
| Course |
Permanent racing facility 1.366 mi (2.198 km) | ||
| Distance | 367 laps, 501.322 mi (806.666 km) | ||
| Average speed | 121.279 miles per hour (195.180 km/h) | ||
| Pole position | |||
| Driver | Team Penske | ||
| Grid positions set by competition-based formula | |||
| Most laps led | |||
| Driver | Kyle Larson | Hendrick Motorsports | |
| Laps | 156 | ||
| Winner | |||
| No. 11 | Denny Hamlin | Joe Gibbs Racing | |
| Television in the United States | |||
| Network | NBCSN | ||
| Announcers | Rick Allen, Jeff Burton, Steve Letarte, Dale Earnhardt Jr., Dale Jarrett and Kyle Petty | ||
| Radio in the United States | |||
| Radio | MRN | ||
| Booth Announcers | Alex Hayden, Jeff Striegle and Rusty Wallace | ||
| Turn Announcers | Dave Moody (1 & 2) and Mike Bagley (3 & 4) | ||
The 2021 Cook Out Southern 500, the 58th running of the event , was a NASCAR Cup Series race held on September 5, 2021 at Darlington Raceway in Darlington, South Carolina. Contested over 367 laps on the 1.366-mile (2.198 km) egg-shaped oval, it was the 27th race of the 2021 NASCAR Cup Series season, first race of the Playoffs, and the first race of the Round of 16. Denny Hamlin took his first victory of the season and clinched a spot in the round of 12.
- ^ "2021 schedule". Jayski.com. Jayski's Silly Season Site. Retrieved August 7, 2021.
- ^ "Darlington Raceway". NASCAR.com. NASCAR Media Group, LLC. Archived from the original on April 30, 2017. Retrieved August 7, 2021.
- ^ "Entry List" (PDF). Jayski.com. Jayski's Silly Season Site. August 30, 2021. Retrieved August 30, 2021.
- ^ "Starting Lineup". NASCAR.com. NASCAR Media Group, LLC. September 1, 2021. Retrieved September 1, 2021.
- ^ "Cook Out Southern 500 Results". NASCAR.com. NASCAR. September 5, 2021. Retrieved September 5, 2021.
- ^ "Points standings" (PDF). Jayski.com. Jayski's Silly Season Site. September 5, 2021. Retrieved September 5, 2021.
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