Infineon Raceway
Located: Sonoma, California, USA
1.77 mi Permanent Road Course
1st IRL Event: August 28, 2005
Frontstraight: feet
Backstraight: feet
Width: feet
Turn Banking: degrees
Front Banking: degrees
Back Banking: degrees
Opened:
- Winners by Event Date - Winners
by Driver - Pole Winners -
| # | Date | Event Name | Pole | Winner | SP |
| 3 | 8/26/2007 | Motorola Indy 300 | Dario Franchitti | Scott Dixon | 5 |
| 2 | 8/27/2006 | Indy Grand Prix of Sonoma | Scott Dixon | Marco Andretti | 2 |
| 1 | 8/28/2005 | Argent Mortgage Indy Gran Prix | Ryan Briscoe | Tony Kanaan | 3 |
* Determined by points
| # | Driver Name |
| 1 | Tony Kanaan |
| 1 | Marco Andretti |
| 1 | Scott Dixon |
| # | Driver Name |
| 1 | Ryan Briscoe |
| 1 | Scott Dixon |
| 1 | Dario Franchitti |
