2003 IndyCar Series Kalender
| Race | Circuit | Type | Land | Datum |
|---|---|---|---|---|
| Chevy 500 | Homestead | Oval |  |
02 Maart |
| Purex Dial Indy 200 | ISM Raceway | Oval | |
23 Maart |
| Indy Japan 300 | Motegi Oval | Oval |  |
13 April |
| Indianapolis 500 | Indianapolis | Oval | |
25 Mei |
| Bombardier 500 | Texas Motor Speedway | Oval | |
07 Juni |
| Honda Indy 225 | Pikes Peak Raceway | Oval | |
15 Juni |
| SunTrust Indy Challenge | Richmond Raceway | Oval | |
28 Juni |
| Kansas Indy 300 | Kansas | Oval | |
06 Juli |
| Firestone Indy 200 | Nashville Superspeedway | Oval | |
19 Juli |
| Firestone Indy 400 | Michigan | Oval | |
27 Juli |
| Emerson Indy 250 | Gateway | Oval | |
10 Augustus |
| Belterra Casino Indy 300 | Kentucky Speedway | Oval | |
17 Augustus |
| Firestone Indy 225 | Nazareth | Oval | |
24 Augustus |
| Delphi Indy 300 | Chicagoland | Oval | |
07 September |
| Toyota Indy 400 | Fontana | Oval | |
21 September |
| Chevy 500 | Texas Motor Speedway | Oval | |
12 Oktober |