Iowa Speedway Race Winners
NASCAR Xfinity Series
| Year | Race | Driver | Starting Pos. | Make |
| 2019 | CircuitCity.com 250 | Christopher Bell | 2 | Toyota |
| 2018 | U.S. Cellular 250 | Christopher Bell | 3 | Toyota |
| 2018 | Iowa 250 | Justin Allgaier | 11 | Chevrolet |
| 2017 | U.S. Cellular 250 | Ryan Preece | 1 | Toyota |
| 2017 | American Ethanol E15 250 | William Byron | 6 | Chevrolet |
| 2016 | U.S. Cellular 250 | Erik Jones | 2 | Toyota |
| 2016 | American Ethanol E15 250 | Sam Hornish Jr. | 3 | Toyota |
| 2015 | U.S. Cellular 250 | Ryan Blaney | 2 | Ford |
| 2015 | 3M 250 | Chris Buescher | 4 | Ford |
| 2014 | U.S. Cellular 250 | Brad Keselowski | 2 | Ford |
| 2014 | Get To Know Newton 250 | Sam Hornish Jr. | 2 | Toyota |
| 2013 | U.S. Cellular 250 | Brad Keselowski | 5 | Ford |
| 2013 | DuPont Pioneer 250 | Trevor Bayne | 14 | Ford |
| 2012 | U.S. Cellular 250 | Elliott Sadler | 1 | Chevrolet |
| 2012 | Pioneer Hi-Bred 250 | Ricky Stenhouse Jr. | 3 | Ford |
| 2011 | U.S. Cellular 250 | Ricky Stenhouse Jr. | 4 | Ford |
| 2011 | John Deere Dealers 250 | Ricky Stenhouse Jr. | 8 | Ford |
| 2010 | U.S. Cellular 250 | Kyle Busch | 2 | Toyota |
| 2009 | U.S. Cellular 250 | Brad Keselowski | 11 | Chevrolet |
