Wemme Cup Race
Portland Road Race Circuit
14.6 Mile Road Course
7 Laps/102.2 Miles
June 12, 1909
| Finish | Start | Driver | Car # | Sponsor/Name | Chassis | Engine | Laps | Status |
Points |
| 1 | X | Bert Dingley | 6 | Chalmers-Detroit | Chalmers-Detroit | Chalmers-Detroit | 7 | 1:44:18 58.792 | 200* |
| 2 | X | Silas Christofferson | 14 | Stoddard-Dayton | Stoddard-Dayton | Stoddard-Dayton | 7 | 1:44:31 58.670 | 110* |
| 3 | X | Murray Page | 2 | Locomobile | Locomobile | Locomobile | 7 | 1:51:05 55.202 | 60* |
| 4 | X | Charlie Arnold | 9 | Chalmers-Detroit | Chalmers-Detroit | Chalmers-Detroit | 6 | Flagged | 35* |
| 5 | X | William Wallace | 10 | Pope-Hartford | Pope-Hartford | Pope-Hartford | 6 | Flagged | 20* |
| 6 | X | Ralph Hamlin | 13 | Franklin | Franklin | Franklin | 6 | Flagged | 15* |
| 7 | X | Bernard Velguth | 16 | Studebaker | Pope-Hartford | Pope-Hartford | 6 | Flagged | 10* |
| 8 | X | Jack Peterson | 12 | Locomobile | Buick | Buick | 6 | Flagged | 5* |
| 9 | X | Chris Dundee | 5 | White | White | White | 5 | Flagged | |
| 10 | X | Edward Parker | 7 | Studebaker | Studebaker | Studebaker | 5 | Flagged | |
| 11 | X | L. G. Mecklem | 4 | Franklin | Franklin | Franklin | 2 | Out | |
| 12 | X | Gus Seyfried | 18 | White | Pope-Hartford | Pope-Hartford | 1 | Out | |
| 13 | X | Howard Covey | 15 | Cadillac | Cadillac | Cadillac | 1 | Withdrew, injured hands | |
| 14 | X | Harry Cohen | 8 | Auburn | Auburn | Auburn | 0 | Wrecked | |
| -- | -- | Frank Murray | 1 | Auburn | Auburn | Auburn | -- | Did not start | |
| -- | -- | Roy Wilson | 2 | Locomobile | Locomobile | Locomobile | -- | Wrecked practice, injured | |
| -- | -- | Frank Siefert | 3 | Stoddard-Dayton | Stoddard-Dayton | Stoddard-Dayton | -- | Did not start | |
| -- | -- | W. Harrison | 11 | Oldsmobile | Oldsmobile | Oldsmobile | -- | Did not start | |
| -- | -- | Howard Gill | 17 | Buick | Buick | Buick | -- | Did not start | |
| -- | -- | H. O. Harrison | X | Peerless | Peerless | Peerless | -- | Withdrew |
Known riding mechanics in this race:
| Finish | Start | Driver | Mechanic | Car # | Sponsor/Name | Chassis | Engine | Laps | Status |
| 14 | X | Harry Cohen | H. Smith | 8 | Auburn | Auburn | Auburn | 0 | Wrecked |
| Lap Leaders | Total | Laps |
| Bert Dingley | 6 | 1-5, 7 |
| Silas Christofferson | 1 | 6 |