PEAK Antifreeze & Motor Oil
Indy 300
Chicagoland Speedway
1.52 Mile Paved Oval
200 Laps/304 Miles
September 7, 2008
| Finish | Start | Driver | Car # | Sponsor/Name | Chassis | Engine | Laps | Status | Points |
| 1 | 28 | Helio Castroneves | 3 | Team Penske | Dallara | Honda | 200 | 2:01:04.5907 150.649 | 53 |
| 2 | 2 | Scott Dixon | 9 | Target | Dallara | Honda | 200 | 2:01:04.5940 150.648 | 40 |
| 3 | 1 | Ryan Briscoe | 6 | Team Penske | Dallara | Honda | 200 | 2:01:04.6718 150.647 | 35 |
| 4 | 4 | Tony Kanaan | 11 | 7-Eleven/Oscar Mayer Big Bite | Dallara | Honda | 200 | 2:01:05.2035 150.636 | 32 |
| 5 | 10 | Will Power | 8 | Aussie Vinyards | Dallara | Honda | 200 | 2:01:05.9520 150.620 | 30 |
| 6 | 6 | Dan Wheldon | 10 | Target | Dallara | Honda | 200 | 2:01:06.4669 150.610 | 28 |
| 7 | 23 | Darren Manning | 14 | ABC Supply | Dallara | Honda | 200 | 2:01:06.9164 150.600 | 26 |
| 8 | 5 | Marco Andretti | 26 | NYSE | Dallara | Honda | 200 | 2:01:07.0567 150.597 | 24 |
| 9 | 16 | Ryan Hunter-Reay | 17 | Ethanol | Dallara | Honda | 200 | 2:01:07.3933 150.590 | 22 |
| 10 | 3 | Danica Patrick | 7 | Motorola | Dallara | Honda | 200 | 2:01:07.5216 150.588 | 20 |
| 11 | 21 | Justin Wilson | 02 | McDonald's | Dallara | Honda | 200 | 2:01:07.6158 150.586 | 19 |
| 12 | 19 | Alex Tagliani | 36 | Ubisoft | Dallara | Honda | 200 | 2:01:08.8012 150.561 | 18 |
| 13 | 15 | A. J. Foyt IV | 2 | Lilly Diabetes | Dallara | Honda | 199 | Spun | 17 |
| 14 | 20 | Milka Duno | 23 | CITGO | Dallara | Honda | 199 | Flagged | 16 |
| 15 | 24 | Franck Perera | 41 | ABC Supply | Dallara | Honda | 198 | Out of fuel | 15 |
| 16 | 9 | Marty Roth | 25 | Men's Warehouse | Dallara | Honda | 197 | Flagged | 14 |
| 17 | 12 | Oriol Servià | 5 | CDW | Dallara | Honda | 196 | Flagged | 13 |
| 18 | 17 | Jaime Camara | 34 | Sangari | Dallara | Honda | 187 | Flagged | 12 |
| 19 | 14 | Graham Rahal | 06 | Hole in the Wall Camps/McDonald's | Dallara | Honda | 186 | Contact | 12 |
| 20 | 25 | Bruno Junqueira | 18 | Z-Line Designs | Dallara | Honda | 184 | Flagged | 12 |
| 21 | 27 | Mario Moraes | 19 | Sonny's Bar-B-Q | Dallara | Honda | 181 | Wrecked | 12 |
| 22 | 11 | Hideki Mutoh | 27 | Formula Dream | Dallara | Honda | 177 | Steering | 12 |
| 23 | 26 | E. J. Viso | 33 | PDVSA | Dallara | Honda | 136 | Wrecked | 12 |
| 24 | 18 | Sarah Fisher | 67 | Dollar General | Dallara | Honda | 116 | Wrecked | 12 |
| 25 | 22 | Buddy Rice | 15 | Dad's Root Beer | Dallara | Honda | 110 | Wrecked in pit | 10 |
| 26 | 7 | Tomas Scheckter | 12 | Symantec | Dallara | Honda | 87 | Vibration | 10 |
| 27 | 8 | Vitor Meira | 4 | National Guard/Delphi | Dallara | Honda | 74 | Wrecked | 10 |
| 28 | 13 | Ed Carpenter | 20 | Menards | Dallara | Honda | 36 | Wrecked | 10 |
| Lap Leaders | Total | Laps |
| Helio Castroneves | 80 | 78-93, 95, 99-100, 103-105, 107-130, 146-165, 167-171, 176, 179-185, 200 |
| Tony Kanaan | 47 | 40-77, 132-140 |
| Ryan Briscoe | 41 | 1-39, 94, 131 |
| Scott Dixon | 14 | 186-199 |
| Dan Wheldon | 13 | 96-98, 101-102, 106, 166, 172-175, 177-178 |
| Milka Duno | 5 | 141-145 |