| # | Track | Winner |
|---|
| 1 | Streets of St. Petersburg | Ryan Briscoe |
| 2 | Streets of Long Beach | Dario Franchitti |
| 3 | Kansas Speedway | Scott Dixon |
| 4 | Indianapolis Motor Speedway | Helio Castroneves |
| 5 | The Milwaukee Mile | Scott Dixon |
| 6 | Texas Motor Speedway | Helio Castroneves |
| 7 | Iowa Speedway | Dario Franchitti |
| 8 | Richmond International Raceway | Scott Dixon |
| 9 | Watkins Glen International | Justin Wilson |
| 10 | Exhibition Place | Dario Franchitti |
| 11 | Edmonton City Centre Airport Speedway | Will Power |
| 12 | Kentucky Speedway | Ryan Briscoe |
| 13 | Mid-Ohio Sports Car Course | Scott Dixon |
| 14 | Infineon Raceway | Dario Franchitti |
| 15 | Chicagoland Speedway | Ryan Briscoe |
| 16 | Twin Ring Motegi | Scott Dixon |
| 17 | Homestead-Miami Speedway | Dario Franchitti |
Lead Lap — NASCAR, IndyCar & Formula 1 statistics. Not affiliated with any sanctioning body.