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. wikipedia
| Location | Newton, IA, United States | |
| Time zone | Central Standard Time (UTC -6) | |
| Length | 1.408 km | 0.875 miles |
| Turns | 4 |
| 01 Aug 2020 | Nascar Xfinity Series | U.S. Cellular 250 | >> |
| 18 Jul 2020 | IndyCar | Iowa 300 | >> |
| 13 Jun 2020 | Nascar Xfinity Series | NASCAR Xfinity Series Race at Iowa | >> |
| 12 Jun 2020 | Nascar Truck Series | NASCAR Gander RV & Outdoors Truck Series Race at Iowa | >> |
| 27 Jul 2019 | Nascar Xfinity Series | U.S. Cellular 250 | >> |
| 20 Jul 2019 | IndyCar | Iowa 300 | >> |
| 16 Jun 2019 | Nascar Xfinity Series | NASCAR Xfinity Series Race at Iowa | >> |
| 15 Jun 2019 | Nascar Truck Series | NASCAR Gander Outdoors Truck Series Race at Iowa | >> |
| 28 Jul 2018 | Nascar Xfinity Series | U.S. Cellular 250 | >> |
| 08 Jul 2018 | IndyCar | Iowa Corn 300 | >> |
| 17 Jun 2018 | Nascar Xfinity Series | American Ethanol E15 250 presented by Enogen | >> |
| 16 Jun 2018 | Nascar Truck Series | Iowa 200 | >> |
| 09 Jul 2017 | IndyCar | Iowa Corn 300 | >> |