The 2015 Iowa Corn Indy 300 was Round 13 of the 2015 Verizon IndyCar Series. The event was held at Iowa Speedway in Iowa, United States on 19 July 2015. Helio Castroneves started on pole position and Ryan Hunter-Reay was the race winner.
IOWA CORN 300 Race Result
| Pos. | No. | Driver | Chassis | Engine | Tire | Started | Laps | Total Time | Laps Led | Status | Points | Avg. Speed | Pit Stops |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 28 | Ryan Hunter-Reay | Dallara | Honda | Firestone | 9 | 300 | 02:03:50.3315 | 37 | Running | 51 | 129.943 | 4 |
| 2 | 67 | Josef Newgarden | Dallara | Chevrolet | Firestone | 7 | 300 | 02:03:50.8361 | 111 | Running | 43 | 129.934 | 4 |
| 3 | 8 | Sage Karam | Dallara | Chevrolet | Firestone | 10 | 300 | 02:03:53.1766 | - | Running | 35 | 129.893 | 4 |
| 4 | 15 | Graham Rahal | Dallara | Honda | Firestone | 17 | 300 | 02:03:54.9894 | 7 | Running | 33 | 129.862 | 5 |
| 5 | 26 | Carlos Munoz | Dallara | Honda | Firestone | 12 | 300 | 02:03:57.2236 | - | Running | 30 | 129.823 | 4 |
| 6 | 20 | Ed Carpenter | Dallara | Chevrolet | Firestone | 11 | 300 | 02:03:57.8199 | - | Running | 28 | 129.812 | 4 |
| 7 | 27 | Marco Andretti | Dallara | Honda | Firestone | 8 | 300 | 02:03:58.7611 | - | Running | 26 | 129.796 | 5 |
| 8 | 5 | Ryan Briscoe | Dallara | Honda | Firestone | 19 | 300 | 02:04:00.8647 | - | Running | 24 | 129.759 | 5 |
| 9 | 11 | Sebastien Bourdais | Dallara | Chevrolet | Firestone | 24 | 300 | 02:04:02.1328 | 6 | Running | 23 | 129.737 | 7 |
| 10 | 1 | Will Power | Dallara | Chevrolet | Firestone | 6 | 300 | 02:04:02.4787 | 2 | Running | 21 | 129.731 | 4 |
| 11 | 3 | Helio Castroneves | Dallara | Chevrolet | Firestone | 1 | 300 | 02:04:03.5466 | 50 | Running | 21 | 129.712 | 5 |
| 12 | 19 | Tristan Vautier | Dallara | Honda | Firestone | 20 | 299 | 02:04:00.5071 | - | Running | 18 | 129.333 | 4 |
| 13 | 41 | Jack Hawksworth | Dallara | Honda | Firestone | 21 | 299 | 02:04:01.9304 | 7 | Running | 18 | 129.308 | 6 |
| 14 | 22 | Simon Pagenaud | Dallara | Chevrolet | Firestone | 5 | 299 | 02:04:04.3850 | - | Running | 16 | 129.265 | 4 |
| 15 | 7 | James Jakes | Dallara | Honda | Firestone | 14 | 299 | 02:04:06.7708 | 3 | Running | 16 | 129.224 | 7 |
| 16 | 98 | Gabby Chaves | Dallara | Honda | Firestone | 23 | 299 | 02:04:08.0210 | - | Running | 14 | 129.202 | 7 |
| 17 | 25 | Justin Wilson | Dallara | Honda | Firestone | 18 | 297 | 02:04:03.7608 | - | Running | 13 | 128.412 | 6 |
| 18 | 9 | Scott Dixon | Dallara | Chevrolet | Firestone | 4 | 263 | 02:04:03.0251 | - | Running | 12 | 113.722 | 4 |
| 19 | 14 | Takuma Sato | Dallara | Honda | Firestone | 15 | 260 | 01:45:50.0741 | - | Contact | 11 | 131.775 | 4 |
| 20 | 4 | Stefano Coletti | Dallara | Chevrolet | Firestone | 13 | 191 | 01:20:56.5193 | - | Contact | 10 | 126.575 | 6 |
| 21 | 10 | Tony Kanaan | Dallara | Chevrolet | Firestone | 2 | 189 | 01:19:26.9373 | 70 | Mechanical | 10 | 127.603 | 3 |
| 22 | 83 | Charlie Kimball | Dallara | Chevrolet | Firestone | 16 | 170 | 01:08:32.2752 | 7 | Contact | 9 | 133.048 | 2 |
| 23 | 18 | Pippa Mann | Dallara | Honda | Firestone | 22 | 136 | 01:01:25.8543 | - | Handling | 7 | 118.752 | 2 |
| 24 | 2 | Juan Pablo Montoya | Dallara | Chevrolet | Firestone | 3 | 9 | 00:03:02.0235 | - | Contact | 6 | 159.131 | 0 |