| Year | Winner | Grand Prix | Race Start |
|---|---|---|---|
| 1915 |
![]() Stutz Motor Car Co ? 1915 Earl Cooper |
Twin City 500 | 4th September 1915 |
| 1916 |
![]() Mercedes-Benz 115 hp Grand Prix Ralph de Palma |
Minneapolis 150 | 4th July 1916 |
| 1917 |
Stutz Motor Car Co
? 1917 Earl Cooper |
Minneapolis 50 | 14th July 1917 |
| 1917 |
Hudson
? 1917 Ira Vail |
Minneapolis 100 | 14th July 1917 |
| Name | Wins | Poles | Points |
|---|---|---|---|
| Earl Cooper | 2 | 1 | 1160 |
| Ralph de Palma | 1 | 0 | 600 |
| Johnny Aitken | 1 | 1 | 320 |
| Ira Vail | 1 | 0 | 230 |
| Name | Wins | Poles | Points |
|---|---|---|---|
| Stutz Motor Car Co | 3 | 2 | 1680 |
Stutz
Mercedes-Benz 115 hp Grand Prix
Mercedes
Hudson
Stutz
Premier
Mercedes
Frontenac
unknown
Miller
Duesenberg
Stutz
Frontenac
Maxwell
Hudson
Duesenberg
Sunbeam
Mercer
Peugeot
Brown
Delage
Duesenberg