| July 1, 1974 | Northwest Speedway, Stateline, ID | NASCAR Winston West Series | Jimmy Insolo | |
| July 7, 1985 | Off-Broadway 150 | Northwest Speedway, Stateline, ID | NASCAR Winston West Series | Jim Robinson |
| July 12, 2014 | NAPA Auto Parts Toyota 150 | Northwest Speedway, Stateline, ID | NASCAR West Series | James Bickford |
| July 11, 2015 | Toyota NAPA Auto Parts 150 | Northwest Speedway, Stateline, ID | NASCAR West Series | James Bickford |
| July 9, 2016 | Toyota NAPA 150 | Northwest Speedway, Stateline, ID | NASCAR West Series | Todd Gilliland |