Montamarathon Trophy Race
Tacoma Road Race Course
5 Mile Road Course
50 Laps/250 Miles
July 6, 1912
| Finish | Start | Driver | Car # | Sponsor/Name | Chassis | Engine | Laps | Status |
Points |
| 1 | 4 | Teddy Tetzlaff | 44 | Fiat | Fiat | Fiat | 50 | 3:47:00.85 66.075 | 500* |
| 2 | 3 | Erwin Bergdoll | 43 | Benz | Benz | Benz | 50 | 3:50:49.85 64.983 | 260* |
| 3 | 7 | Earl DeVore | 42 | National | National | National | 50 | 3:52:28.25 64.524 | 140* |
| 4 | 6 | Frank Verbeck | 47 | Fiat | Fiat | Fiat | 50 | 3:52:56.15 64.395 | 80* |
| 5 | 2 | Earl Cooper | 41 | Stutz | Stutz | Wisconsin | 45 | Flagged | 50* |
| 6 | 8 | Frank Blizzard | 45 | Cole | Cole | Cole | 12 | Engine | |
| 7 | 1 | Hughie Hughes | 40 | Mercer | Mercer | Mercer | 3 | Broken clutch | |
| 8 | 5 | Ralph Mulford | 46 | Knox | Knox | Knox | 2 | Magneto | |
| -- | -- | Red Sebastian | 45 | Cole | Cole | Cole | -- | Raced by Blizzard |
Known riding mechanics in this race:
| Finish | Start | Driver | Mechanic | Car # | Sponsor/Name | Chassis | Engine | Laps | Status |
| 6 | 8 | Frank Blizzard | Bert Thompson | 45 | Cole | Cole | Cole | 12 | Engine |
| 8 | 5 | Ralph Mulford | Billy Chandler | 46 | Knox | Knox | Knox | 2 | Magneto |
| Lap Leaders | Total | Laps |
| Teddy Tetzlaff | 39 | 9-15, 19-50 |
| Earl Cooper | 5 | 4-8 |
| Hughie Hughes | 3 | 1-3 |
| Erwin Bergdoll | 3 | 16-18 |