Omaha Speedway
1.25 Mile Board Oval
Council Bluffs, Iowa
All races AAA sanctioned
| Race # | Date | Race | Miles | Winner |
| 1 | 7/5/1915 | Omaha Race | 300 | Eddie Rickenbacker |
| 2 | 7/15/1916 | Omaha Race | 150 | Dario Resta |
| NC | 7/15/1916 | Omaha Sprint Race | 50 | Ralph DePalma |
| 3 | 7/4/1917 | Omaha Derby | 150 | Ralph Mulford |