Acura Grand Prix of Long Beach
Long Beach Street Circuit
1.968 Mile Street Course
85 Laps/167.28 Miles
September 26, 2021
| Finish | Start | Driver | Car # | Sponsor/Name | Chassis | Engine | Laps | Status | Points |
| 1 | 14 | Colton Herta | 26 | Gainbridge | Dallara UAK 18 | Honda | 85 | 1:49:10.3764 91.935 | 53 |
| 2 | 1 | Josef Newgarden | 2 | Hitachi | Dallara UAK 18 | Chevy | 85 | 1:49:10.9647 91.927 | 42 |
| 3 | 2 | Scott Dixon | 9 | PNC Bank | Dallara UAK 18 | Honda | 85 | 1:49:11.4516 91.920 | 36 |
| 4 | 10 | Álex Palou | 10 | NTT DATA | Dallara UAK 18 | Honda | 85 | 1:49:12.7884 91.901 | 32 |
| 5 | 4 | Simon Pagenaud | 22 | Menards | Dallara UAK 18 | Chevy | 85 | 1:49:13.5001 91.891 | 30 |
| 6 | 15 | Alexander Rossi | 27 | NAPA Auto Parts/AutoNation | Dallara UAK 18 | Honda | 85 | 1:49:15.0503 91.869 | 28 |
| 7 | 25 | Jack Harvey | 60 | AutoNation/SiriusXM | Dallara UAK 18 | Honda | 85 | 1:49:16.7231 91.846 | 27 |
| 8 | 22 | Sébastien Bourdais | 14 | ROKiT | Dallara UAK 18 | Chevy | 85 | 1:49:18.4039 91.822 | 24 |
| 9 | 16 | Takuma Sato | 30 | Shield Cleansers/Panasonic | Dallara UAK 18 | Honda | 85 | 1:49:20.9703 91.786 | 22 |
| 10 | 12 | Will Power | 12 | Verizon 5G | Dallara UAK 18 | Chevy | 85 | 1:49:21.8061 91.775 | 20 |
| 11 | 13 | Scott McLaughlin | 3 | PPG | Dallara UAK 18 | Chevy | 85 | 1:49:22.7091 91.762 | 19 |
| 12 | 9 | Ed Jones | 18 | SealMaster | Dallara UAK 18 | Honda | 85 | 1:49:37.3424 91.558 | 18 |
| 13 | 5 | Felix Rosenqvist | 7 | Vuse/Arrow Electronics | Dallara UAK 18 | Chevy | 85 | 1:49:37.7931 91.552 | 17 |
| 14 | 7 | James Hinchcliffe | 29 | Capstone Turbine | Dallara UAK 18 | Honda | 85 | 1:49:38.3489 91.544 | 16 |
| 15 | 23 | Max Chilton | 59 | Match Fit Pass | Dallara UAK 18 | Chevy | 85 | 1:49:40.4122 91.515 | 15 |
| 16 | 19 | Graham Rahal | 15 | Total | Dallara UAK 18 | Honda | 85 | 1:49:40.7246 91.511 | 15 |
| 17 | 27 | Jimmie Johnson | 48 | Carvana | Dallara UAK 18 | Honda | 85 | 1:49:41.5367 91.500 | 13 |
| 18 | 20 | Charlie Kimball | 11 | Tresiba | Dallara UAK 18 | Chevy | 85 | 1:49:42.5310 91.486 | 12 |
| 19 | 26 | Dalton Kellett | 4 | K-Line Insulators USA | Dallara UAK 18 | Chevy | 85 | 1:49:42.5349 91.486 | 11 |
| 20 | 3 | Helio Castroneves | 06 | AutoNation/SiriusXM | Dallara UAK 18 | Honda | 85 | 1:49:42.9970 91.479 | 11 |
| 21 | 21 | Conor Daly | 20 | United States Air Force | Dallara UAK 18 | Chevy | 84 | Flagged | 9 |
| 22 | 28 | Oliver Askew | 45 | Hy-Vee/Mountain Dew | Dallara UAK 18 | Honda | 83 | Flagged | 9 |
| 23 | 11 | Ryan Hunter-Reay | 28 | DHL | Dallara UAK 18 | Honda | 83 | Flagged | 7 |
| 24 | 6 | Romain Grosjean | 51 | Nurtec ODT | Dallara UAK 18 | Honda | 75 | Contact | 6 |
| 25 | 24 | Rinus VeeKay | 21 | SONAX | Dallara UAK 18 | Chevy | 48 | Fuel pressure | 5 |
| 26 | 18 | Callum Ilott | 77 | Dynamo Edge | Dallara UAK 18 | Chevy | 47 | Mechanical | 5 |
| 27 | 8 | Patricio O'Ward | 5 | Arrow Electronics/Vuse | Dallara UAK 18 | Chevy | 43 | Pulled in | 5 |
| 28 | 17 | Marcus Ericsson | 8 | Huski Chocolate | Dallara UAK 18 | Honda | 25 | Wrecked | 5 |
| Lap Leaders | Total | Laps |
| Colton Herta | 43 | 34-54, 64-85 |
| Josef Newgarden | 18 | 1-18 |
| Helio Castroneves | 15 | 19-33 |
| Graham Rahal | 4 | 60-63 |
| Oliver Askew | 3 | 57-59 |
| Scott Dixon | 1 | 55 |
| Jack Harvey | 1 | 56 |