The 2015 GoPro Grand Prix of Sonoma was Round 16 of the 2015 Verizon IndyCar Series. The event was held at Sonoma Raceway in California, United States on 30 August 2015. Will Power started on pole position and Scott Dixon 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 | 9 | Scott Dixon | Dallara | Chevrolet | Firestone | 9 | 85 | 02:09:14.2620 | 34 | Running | 103 | 94.117 | 3 |
| 2 | 28 | Ryan Hunter-Reay | Dallara | Honda | Firestone | 3 | 85 | 02:09:20.3735 | 2 | Running | 81 | 94.043 | 3 |
| 3 | 83 | Charlie Kimball | Dallara | Chevrolet | Firestone | 7 | 85 | 02:09:21.3899 | 1 | Running | 71 | 94.031 | 3 |
| 4 | 10 | Tony Kanaan | Dallara | Chevrolet | Firestone | 11 | 85 | 02:09:23.1650 | 6 | Running | 65 | 94.009 | 4 |
| 5 | 5 | Ryan Briscoe | Dallara | Honda | Firestone | 17 | 85 | 02:09:24.3369 | - | Running | 60 | 93.995 | 3 |
| 6 | 2 | Juan Pablo Montoya | Dallara | Chevrolet | Firestone | 5 | 85 | 02:09:25.5168 | - | Running | 56 | 93.981 | 5 |
| 7 | 1 | Will Power | Dallara | Chevrolet | Firestone | 1 | 85 | 02:09:26.7497 | 26 | Running | 54 | 93.966 | 5 |
| 8 | 14 | Takuma Sato | Dallara | Honda | Firestone | 18 | 85 | 02:09:30.3508 | - | Running | 48 | 93.922 | 4 |
| 9 | 18 | Rodolfo Gonzalez | Dallara | Honda | Firestone | 24 | 85 | 02:09:35.0631 | - | Running | 44 | 93.865 | 3 |
| 10 | 77 | Mikhail Aleshin | Dallara | Honda | Firestone | 14 | 85 | 02:09:36.8369 | - | Running | 40 | 93.844 | 4 |
| 11 | 27 | Marco Andretti | Dallara | Honda | Firestone | 8 | 85 | 02:09:37.9329 | 4 | Running | 39 | 93.831 | 3 |
| 12 | 25 | Oriol Servia | Dallara | Honda | Firestone | 19 | 85 | 02:09:38.7134 | - | Running | 36 | 93.821 | 3 |
| 13 | 8 | Sebastian Saavedra | Dallara | Chevrolet | Firestone | 10 | 85 | 02:09:39.0395 | 12 | Running | 35 | 93.817 | 3 |
| 14 | 98 | Gabby Chaves | Dallara | Honda | Firestone | 21 | 85 | 02:09:39.7977 | - | Running | 32 | 93.808 | 4 |
| 15 | 3 | Helio Castroneves | Dallara | Chevrolet | Firestone | 15 | 85 | 02:09:40.3279 | - | Running | 30 | 93.802 | 5 |
| 16 | 22 | Simon Pagenaud | Dallara | Chevrolet | Firestone | 4 | 85 | 02:09:41.5805 | - | Running | 28 | 93.787 | 4 |
| 17 | 4 | Stefano Coletti | Dallara | Chevrolet | Firestone | 20 | 85 | 02:09:49.4265 | - | Running | 26 | 93.692 | 4 |
| 18 | 15 | Graham Rahal | Dallara | Honda | Firestone | 6 | 85 | 02:09:50.7458 | - | Running | 24 | 93.677 | 3 |
| 19 | 41 | Jack Hawksworth | Dallara | Honda | Firestone | 25 | 85 | 02:09:53.2024 | - | Running | 22 | 93.647 | 8 |
| 20 | 11 | Sebastien Bourdais | Dallara | Chevrolet | Firestone | 16 | 85 | 02:09:56.8576 | - | Running | 20 | 93.603 | 5 |
| 21 | 67 | Josef Newgarden | Dallara | Chevrolet | Firestone | 2 | 84 | 02:09:42.4617 | - | Running | 18 | 92.673 | 3 |
| 22 | 26 | Carlos Munoz | Dallara | Honda | Firestone | 12 | 84 | 02:09:55.1699 | - | Running | 16 | 92.522 | 5 |
| 23 | 19 | Tristan Vautier | Dallara | Honda | Firestone | 23 | 82 | 02:10:03.2875 | - | Running | 14 | 90.225 | 6 |
| 24 | 20 | Luca Filippi | Dallara | Chevrolet | Firestone | 13 | 80 | 02:09:43.8456 | - | Running | 12 | 88.244 | 4 |
| 25 | 7 | James Jakes | Dallara | Honda | Firestone | 22 | 63 | 01:34:16.9462 | - | Contact | 10 | 95.62 | 3 |