The 2013 GoPro Grand Prix of Sonoma was Round 15 of the 2013 IZOD IndyCar Series. The event was held at Sonoma Raceway in California, United States on 25 August 2013. Dario Franchitti started on pole position and Will Power was the race winner.
GOPRO GRAND PRIX OF SONOMA Race Result
| Pos. | No. | Driver | Chassis | Engine | Tire | Started | Laps | Total Time | Laps Led | Status | Points | Avg. Speed | Pit Stops |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 12 | Will Power | Dallara | Chevrolet | Firestone | 3 | 85 | 02:20:46.8226 | 16 | Running | 51 | 86.401 | 3 |
| 2 | 19 | Justin Wilson | Dallara | Honda | Firestone | 7 | 85 | 02:20:48.0156 | 10 | Running | 41 | 86.388 | 3 |
| 3 | 10 | Dario Franchitti | Dallara | Honda | Firestone | 1 | 85 | 02:20:50.2264 | 17 | Running | 37 | 86.366 | 3 |
| 4 | 25 | Marco Andretti | Dallara | Chevrolet | Firestone | 11 | 85 | 02:20:50.9492 | - | Running | 32 | 86.358 | 3 |
| 5 | 77 | Simon Pagenaud | Dallara | Honda | Firestone | 10 | 85 | 02:20:51.5268 | - | Running | 30 | 86.352 | 3 |
| 6 | 1 | Ryan Hunter-Reay | Dallara | Chevrolet | Firestone | 4 | 85 | 02:20:51.9300 | 6 | Running | 29 | 86.348 | 3 |
| 7 | 3 | Helio Castroneves | Dallara | Chevrolet | Firestone | 5 | 85 | 02:20:55.3609 | - | Running | 26 | 86.313 | 3 |
| 8 | 27 | James Hinchcliffe | Dallara | Chevrolet | Firestone | 9 | 85 | 02:20:55.8457 | 4 | Running | 25 | 86.308 | 4 |
| 9 | 78 | Simona de Silvestro | Dallara | Chevrolet | Firestone | 22 | 85 | 02:20:56.1084 | - | Running | 22 | 86.306 | 3 |
| 10 | 7 | Sebastien Bourdais | Dallara | Chevrolet | Firestone | 12 | 85 | 02:20:58.0308 | - | Running | 20 | 86.286 | 5 |
| 11 | 15 | Graham Rahal | Dallara | Honda | Firestone | 8 | 85 | 02:20:58.8585 | - | Running | 19 | 86.278 | 5 |
| 12 | 55 | Tristan Vautier | Dallara | Honda | Firestone | 14 | 85 | 02:21:01.9282 | - | Running | 18 | 86.246 | 3 |
| 13 | 11 | Tony Kanaan | Dallara | Chevrolet | Firestone | 16 | 85 | 02:21:04.5832 | 5 | Running | 18 | 86.219 | 5 |
| 14 | 5 | E.J. Viso | Dallara | Chevrolet | Firestone | 15 | 85 | 02:21:05.3433 | - | Running | 16 | 86.212 | 7 |
| 15 | 9 | Scott Dixon | Dallara | Honda | Firestone | 2 | 85 | 02:21:07.0391 | 27 | Running | 18 | 86.194 | 4 |
| 16 | 98 | JR Hildebrand | Dallara | Honda | Firestone | 18 | 85 | 02:21:07.5837 | - | Running | 14 | 86.189 | 3 |
| 17 | 4 | Ryan Briscoe | Dallara | Chevrolet | Firestone | 21 | 85 | 02:21:16.3014 | - | Running | 13 | 86.1 | 5 |
| 18 | 18 | James Davison | Dallara | Honda | Firestone | 25 | 85 | 02:21:30.5994 | - | Running | 12 | 85.955 | 3 |
| 19 | 20 | Ed Carpenter | Dallara | Chevrolet | Firestone | 23 | 84 | 02:21:09.8751 | - | Running | 11 | 85.152 | 5 |
| 20 | 83 | Charlie Kimball | Dallara | Honda | Firestone | 6 | 83 | 02:21:07.8650 | - | Running | 10 | 84.158 | 5 |
| 21 | 6 | Sebastian Saavedra | Dallara | Chevrolet | Firestone | 20 | 81 | 02:15:20.4402 | - | Contact | 9 | 85.644 | 5 |
| 22 | 97 | Lucas Luhr | Dallara | Honda | Firestone | 24 | 81 | 02:18:27.6063 | - | Mechanical | 8 | 83.714 | 4 |
| 23 | 14 | Takuma Sato | Dallara | Honda | Firestone | 13 | 67 | 02:13:36.9563 | - | Mechanical | 7 | 71.756 | 4 |
| 24 | 67 | Josef Newgarden | Dallara | Honda | Firestone | 17 | 56 | 01:41:14.7624 | - | Mechanical | 6 | 79.15 | 6 |
| 25 | 16 | James Jakes | Dallara | Honda | Firestone | 19 | 28 | 00:48:49.5447 | - | Mechanical | 5 | 82.063 | 1 |