2013 U.S. Cellular 250 presented by the Enlist Weed Control System

Race details
Race 20 of 33 of the 2013 NASCAR Nationwide Series
Date	August 3, 2013
Official name	5th Annual U.S. Cellular 250 presented by the Enlist Weed Control System
Location	Newton, Iowa, Iowa Speedway
Course	Permanent racing facility 0.875 mi (1.408 km)
Distance	250 laps, 218.75 mi (352.044 km)
Scheduled Distance	250 laps, 218.75 mi (352.044 km)
Average speed	112.211 miles per hour (180.586 km/h)
Pole position
Driver	Drew Herring	Joe Gibbs Racing
Time	23.270
Most laps led
Driver	Austin Dillon	Richard Childress Racing
Laps	116
Winner
No. 22	Brad Keselowski	Penske Racing
Television in the United States
Network	ESPN
Announcers	Marty Reid, Ricky Craven
Radio in the United States
Radio	Motor Racing Network

The 2013 U.S. Cellular 250 presented by the Enlist Weed Control System was the 20th stock car race of the 2013 NASCAR Nationwide Series and the second iteration of the event. The race was held on Saturday, August 3, 2013, in Newton, Iowa at Iowa Speedway, a 7⁄8 mile (1.4 km) permanent D-shaped oval racetrack. The race took the scheduled 250 laps to complete. At race's end, Brad Keselowski, driving for Penske Racing, would pull away on the final restart with 35 to go to win his 23rd NASCAR Nationwide Series win and his third win of the season.^[1] To fill out the podium, Sam Hornish Jr. of Penske Racing and Brian Vickers of Joe Gibbs Racing would finish second and third, respectively.

Iowa Speedway is a 7/8-mile (1.4 km) paved oval motor racing track in Newton, Iowa, United States, approximately 30 miles (48 km) east of Des Moines. The track was designed with influence from Rusty Wallace and patterned after Richmond Raceway, a short track where Wallace was very successful. It has over 25,000 permanent seats as well as a unique multi-tiered Recreational Vehicle viewing area along the backstretch.

• (R) denotes rookie driver.
• (i) denotes driver who is ineligible for series driver points.

The first practice session was held on Friday, August 2, at 3:30 PM CST, and would last for an hour and 20 minutes.^[2] Austin Dillon of Richard Childress Racing would set the fastest time in the session, with a lap of 23.374 and an average speed of 134.765 miles per hour (216.883 km/h).^[3]

The second and final practice session, sometimes referred to as Happy Hour, was held on Friday, August 2, at 6:00 PM CST, and would last for an hour and 20 minutes.^[2] Austin Dillon of Richard Childress Racing would set the fastest time in the session, with a lap of 23.181 and an average speed of 135.887 miles per hour (218.689 km/h).^[3]

Qualifying was held on Saturday, August 3, at 4:05 PM CST. Each driver would have two laps to set a fastest time; the fastest of the two would count as their official qualifying lap.^[2]

Drew Herring of Joe Gibbs Racing would win the pole, setting a time of 23.270 and an average speed of 135.367 miles per hour (217.852 km/h).^[4]

No drivers would fail to qualify.

Drivers' Championship standings Pos Driver Points 1 Austin Dillon 698 2 Regan Smith 684 (-14) 3 Sam Hornish Jr. 684 (-14) 4 Elliott Sadler 679 (–19) 5 Brian Vickers 670 (–28) 6 Kyle Larson 651 (–47) 7 Justin Allgaier 648 (–50) 8 Brian Scott 641 (–57) 9 Trevor Bayne 627 (–71) 10 Parker Kligerman 617 (–81) 11 Alex Bowman 553 (–145) 12 Nelson Piquet Jr. 537 (–161) Official driver's standings Note: Only the first 12 positions are included for the driver standings.