Iowa Speedway is a 7/8 mile (0.875 mile or approximately 1.408 km) oval short track located in Newton, Iowa. It is sometimes measured slightly differently by various sanctioning bodies, with NASCAR officially listing it as 0.875 miles while IndyCar measures it as 0.894 miles (1.439 km). The track features a D-shaped oval with 10 degrees banking on the frontstretch, 4 degrees on the backstretch, and progressive banking from 12 to 14 degrees in the turns. This length makes it one of the unique short tracks used in top-level auto racing series like NASCAR and IndyCar.