Race results: Detroit Race 2
| Pos | Num | Driver | C/E/T | Race time/Split | Pit stops | Status | Grid pos |
| 1 | 9 | Scott Dixon | D/H/F | 1:52:18.9365 | 3 | Running | 6 |
| 2 | 7 | Marcus Ericsson (R) | D/H/F | +1.9419 | 4 | Running | 12 |
| 3 | 12 | Will Power | D/C/F | +3.6570 | 4 | Running | 11 |
| 4 | 28 | Ryan Hunter-Reay | D/H/F | +4.5238 | 4 | Running | 15 |
| 5 | 27 | Alexander Rossi | D/H/F | +5.1877 | 4 | Running | 2 |
| 6 | 98 | Marco Andretti | D/H/F | +6.6330 | 4 | Running | 19 |
| 7 | 15 | Graham Rahal | D/H/F | +7.1404 | 3 | Running | 22 |
| 8 | 26 | Zach Veach | D/H/F | +8.0411 | 4 | Running | 3 |
| 9 | 18 | Sebastien Bourdais | D/H/F | +8.7886 | 5 | Running | 9 |
| 10 | 19 | Santino Ferrucci (R) | D/H/F | +9.4809 | 3 | Running | 17 |
| 11 | 31 | Patricio O’Ward (R) | D/C/F | +9.8997 | 6 | Running | 8 |
| 12 | 88 | Colton Herta (R) | D/H/F | +11.8528 | 4 | Running | 4 |
| 13 | 30 | Takuma Sato | D/H/F | +13.5500 | 5 | Running | 16 |
| 14 | 20 | Ed Jones | D/C/F | +14.6489 | 6 | Running | 13 |
| 15 | 59 | Max Chilton | D/C/F | +14.7810 | 6 | Running | 20 |
| 16 | 10 | Felix Rosenqvist (R) | D/H/F | +6 laps | 3 | Contact | 7 |
| 17 | 22 | Simon Pagenaud | D/C/F | +12 laps | 5 | Running | 14 |
| 18 | 5 | James Hinchcliffe | D/H/F | +18 laps | 4 | Off Course | 5 |
| 19 | 2 | Josef Newgarden | D/C/F | +21 laps | 3 | Running | 1 |
| 20 | 4 | Matheus Leist | D/C/F | +47 laps | 4 | Mechanical | 21 |
| 21 | 21 | Spencer Pigot | D/C/F | +57 laps | 0 | Contact | 10 |
| 22 | 14 | Tony Kanaan | D/C/F | +70 laps | 0 | Contact | 18 |
Race winner: 70 laps
(C)hassis: D=Dallara | (E)ngine: C=Chevy, H=Honda | (T)yre: F=Firestone
Race results: Detroit Race 1
| Pos | Num | Driver | C/E/T | Race time/Split | Pit stops | Status | Grid pos |
| 1 | 2 | Josef Newgarden | D/C/F | 1:15:30.5932 | 1 | Running | 2 |
| 2 | 27 | Alexander Rossi | D/H/F | +0.8237 | 1 | Running | 1 |
| 3 | 30 | Takuma Sato | D/H/F | +11.4760 | 1 | Running | 9 |
| 4 | 10 | Felix Rosenqvist (R) | D/H/F | +11.8833 | 1 | Running | 4 |
| 5 | 28 | Ryan Hunter-Reay | D/H/F | +12.2263 | 1 | Running | 6 |
| 6 | 22 | Simon Pagenaud | D/C/F | +12.5127 | 1 | Running | 13 |
| 7 | 15 | Graham Rahal | D/H/F | +13.1515 | 1 | Running | 11 |
| 8 | 26 | Zach Veach | D/H/F | +14.0022 | 1 | Running | 8 |
| 9 | 5 | James Hinchcliffe | D/H/F | +15.2409 | 1 | Running | 10 |
| 10 | 21 | Spencer Pigot | D/C/F | +16.1462 | 1 | Running | 17 |
| 11 | 18 | Sebastien Bourdais | D/H/F | +16.9309 | 1 | Running | 16 |
| 12 | 88 | Colton Herta (R) | D/H/F | +17.2807 | 1 | Running | 5 |
| 13 | 7 | Marcus Ericsson (R) | D/H/F | +17.9085 | 1 | Running | 15 |
| 14 | 31 | Patricio O’Ward (R) | D/C/F | +24.0822 | 1 | Running | 7 |
| 15 | 14 | Tony Kanaan | D/C/F | +25.6122 | 1 | Running | 21 |
| 16 | 98 | Marco Andretti | D/H/F | +26.0652 | 2 | Running | 18 |
| 17 | 59 | Max Chilton | D/C/F | +26.4759 | 1 | Running | 19 |
| 18 | 12 | Will Power | D/C/F | +33.0561 | 3 | Running | 12 |
| 19 | 19 | Santino Ferrucci (R) | D/H/F | +43.1639 | 1 | Running | 22 |
| 20 | 20 | Ed Jones | D/C/F | +1 lap | 2 | Running | 14 |
| 21 | 4 | Matheus Leist | D/C/F | +13 laps | 5 | Contact | 20 |
| 22 | 9 | Scott Dixon | D/H/F | +20 laps | 1 | Contact | 3 |
Race winner: 43 laps
(C)hassis: D=Dallara | (E)ngine: C=Chevy, H=Honda | (T)yre: F=Firestone
