2005 IndyCar Series season 2005 IndyCar Series schedule 2005 IndyCar Series schedule

| Rnd | Date_ | Race_Name | Track | Location_ | Pole_position | Fastest_lap | Most_Laps_Led | Winner |
|---|---|---|---|---|---|---|---|---|
| 10 | July 24 | ABC Supply Company A.J. Foyt 225 | The Milwaukee Mile | West Allis, Wisconsin | Sam Hornish, Jr. | Tomas Scheckter | Sam Hornish, Jr. | Sam Hornish, Jr. |
| 11 | July 31 | Firestone Indy 400 | Michigan International Speedway | Brooklyn, Michigan | Bryan Herta | Townsend Bell | Bryan Herta | Bryan Herta |
| 12 | August 14 | AMBER Alert Portal Indy 300 | Kentucky Speedway | Sparta, Kentucky | Danica Patrick | Danica Patrick | Dan Wheldon | Scott Sharp |
| 13 | August 21 | Honda Indy 225 | Pikes Peak International Raceway | Fountain, Colorado | Hélio Castroneves | Dario Franchitti | Sam Hornish, Jr. | Dan Wheldon |
| 14 | August 28 | Argent Mortgage Indy Grand Prix | Infineon Raceway | Sonoma, California | Ryan Briscoe | Tony Kanaan | Tony Kanaan | Tony Kanaan |
| 15 | September 11 | Peak Antifreeze Indy 300 | Chicagoland Speedway | Joliet, Illinois | Danica Patrick | Dario Franchitti | Dan Wheldon | Dan Wheldon |
| 16 | September 25 | Watkins Glen Indy Grand Prix | Watkins Glen International | Watkins Glen, New York | Hélio Castroneves | Scott Dixon | Scott Dixon | Scott Dixon |