Results: Race 13, Indianapolis Motor Speedway (Road course)
| Pos | Num | Driver | C/E/T | Race time/Split | Pit stops | Status | Grid pos |
| 1 | 12 | Will Power | D/C/F | 1:32:08.5228 | 2 | Running | 1 |
| 2 | 88 | Colton Herta | D/H/F | +0.8932 | 2 | Running | 2 |
| 3 | 27 | Alexander Rossi | D/H/F | +6.1900 | 2 | Running | 3 |
| 4 | 1 | Josef Newgarden | D/C/F | +9.5889 | 2 | Running | 9 |
| 5 | 5 | Pato O’Ward | D/C/F | +10.0770 | 2 | Running | 5 |
| 6 | 60 | Jack Harvey | D/H/F | +17.9886 | 2 | Running | 7 |
| 7 | 15 | Graham Rahal | D/H/F | +18.5055 | 2 | Running | 10 |
| 8 | 9 | Scott Dixon | D/H/F | +20.5209 | 2 | Running | 15 |
| 9 | 55 | Alex Palou (R) | D/H/F | +23.2356 | 2 | Running | 4 |
| 10 | 22 | Simon Pagenaud | D/C/F | +35.4374 | 2 | Running | 19 |
| 11 | 10 | Felix Rosenqvist | D/H/F | +39.4429 | 2 | Running | 8 |
| 12 | 18 | Santino Ferrucci | D/H/F | +40.2812 | 2 | Running | 11 |
| 13 | 26 | James Hinchcliffe | D/H/F | +52.7124 | 2 | Running | 13 |
| 14 | 30 | Takuma Sato | D/H/F | +52.9907 | 2 | Running | 17 |
| 15 | 8 | Marcus Ericsson | D/H/F | +54.5865 | 2 | Running | 16 |
| 16 | 28 | Ryan Hunter-Reay | D/H/F | +55.3748 | 3 | Running | 6 |
| 17 | 21 | Rinus VeeKay (R) | D/C/F | +59.7606 | 2 | Running | 14 |
| 18 | 14 | Sebastien Bourdais | D/C/F | +1:10.9683 | 2 | Running | 21 |
| 19 | 59 | Max Chilton | D/C/F | +1:11.4686 | 2 | Running | 18 |
| 20 | 20 | Conor Daly | D/C/F | +1 lap | 2 | Running | 23 |
| 21 | 7 | Helio Castroneves | D/C/F | +1 lap | 3 | Running | 20 |
| 22 | 98 | Marco Andretti | D/H/F | +1 lap | 2 | Running | 12 |
| 23 | 4 | Charlie Kimball | D/C/F | +1 lap | 3 | Running | 24 |
| 24 | 24 | Sage Karam | D/C/F | +1 lap | 2 | Running | 22 |
| 25 | 41 | Dalton Kellett (R) | D/C/F | +2 laps | 3 | Running | 25 |
Race winner: 75 laps
(C)hassis: D=Dallara | (E)ngine: C=Chevy, H=Honda | (T)yre: F=Firestone
