Montamarathon Trophy Race
Tacoma Road Race Course
3.423 Mile Road Course
71 Laps/248.5 Miles
July 7, 1913
| Finish | Start | Driver | Car # | Sponsor/Name | Chassis | Engine | Laps | Status |
Points |
| 1 | X | Earl Cooper | 8 | Stutz | Stutz | Wisconsin | 71 | 3:32:08.2 70.285 | 500* |
| 2 | X | Dave Lewis | 33 | Fiat | Fiat | Fiat | 71 | 3:35:00 69.349 | 260* |
| 3 | X | Hughie Hughes | 20 | Tulsa | Mercedes | Mercedes | 71 | 3:39:55 67.798 | 140* |
| 4 | X | Harry Endicott | 27 | Endicott | Nyberg | Nyberg | 67 | Flagged | 80* |
| 5 | X | Conrad Hanson | 15 | Hudson | Hudson | Hudson | 60 | Flagged | 50* |
| 6 | X | Nick Nichols | 25 | Apperson | Apperson | Apperson | 48 | Flagged | 35* |
| 7 | X | Bob Burman | 6 | Benz | Benz | Benz | 48 | Broken fuel line | |
| 8 | X | Tony Janette | 5 | Benz | Benz | Benz | 14 | Broken connecting rod | |
| 9 | X | Jack Walsh | 2 | Locomobile | Locomobile | Locomobile | 14 | Stripped gears | |
| 10 | X | Ted Tetzlaff | 44 | Fiat | Fiat | Fiat | 13 | Broken water pump | |
| 11 | X | Bill Taaffe | X | National | National | National | X | Broken steering knuckle |