Philadelphia Race (231-300 ci)
Fairmount Park
8.1 Mile Road Course
25 Laps/202.5 Miles
October 9, 1911
| Finish | Start | Driver | Car # | Sponsor/Name | Chassis | Engine | Laps | Status |
Points |
| 1 | 3 | Hughie Hughes | 11 | Mercer | Mercer | Mercer | 25 | 3:29:45.30 57.925 | 400* |
| 2 | 6 | Ralph DePalma | 5 | Mercer | Mercer | Mercer | 22 | Broken steering | |
| 3 | 5 | Harry Mathews | 19 | Ohio | Ohio | Ohio | 22 | Flagged | 210* |
| 4 | 4 | George Parker | 12 | Ohio | Ohio | Ohio | 20 | Flagged | 110* |
| 5 | 2 | Joe Jagersberger | 7 | Case | Case | Case | 15 | Wrecked | |
| 6 | 1 | Charles Basle | 4 | Cole | Cole | Cole | 6 | Carburetor trouble | |
| -- | -- | Harvey Ringler | 5 | Mercer | Mercer | Mercer | -- | Wrecked practice | |
| -- | -- | Grover Bergdoll | 14 | X | X | X | -- | Wrecked practice | |
| -- | -- | Jack Tower | X | EMF | EMF | EMF | -- | Did not appear |
Known riding mechanics in this race:
| Finish | Start | Driver | Mechanic | Car # | Sponsor/Name | Chassis | Engine | Laps | Status |
| 1 | 3 | Hughie Hughes | Eddie Pullen | 11 | Mercer | Mercer | Mercer | 25 | 3:29:45.30 57.925 |
| 2 | 6 | Ralph DePalma | Louis Fuhrmann | 5 | Mercer | Mercer | Mercer | 22 | Broken steering |
| 3 | 5 | Harry Mathews | Frank Huber | 19 | Ohio | Ohio | Ohio | 22 | Flagged |
| 4 | 4 | George Parker | William Rollston | 12 | Ohio | Ohio | Ohio | 20 | Flagged |
| 5 | 2 | Joe Jagersberger | Fred Pfister | 7 | Case | Case | Case | 15 | Wrecked |
| 6 | 1 | Charles Basle | James Hyers | 4 | Cole | Cole | Cole | 6 | Carburetor trouble |
| Lap Leaders | Total | Laps |
| Hughie Hughes | 24 | 2-25 |
| Ralph DePalma | 1 | 1 |