1998 Indy Racing League season Season summary Season summary

| Rnd | Date_ | Location_ | Laps | Distance | Time_ | Speed_km_h | Winner | Pole_Position | Most_Leading_Laps | Fastest_Race_Lap_ |
|---|---|---|---|---|---|---|---|---|---|---|
| 5 | June 28 | New Hampshire International Speedway, New Hampshire | 200 | 211.6 mi (340.5 km) | 1`51:30.262 | 183.237 | Tony Stewart | Billy Boat | Tony Stewart | Davey Hamilton |
| 6 | July 19 | Dover International Speedway, Delaware | 248 | 248 mi (399 km) | 2`29:49.262 | 159.833 | Scott Sharp | Tony Stewart | Scott Sharp | Greg Ray |
| 7 | July 25 | Lowe`s Motor Speedway, North Carolina | 208 | 312 mi (502 km) | 1`58:10.555 | 254.926 | Kenny Bräck | Tony Stewart | Kenny Bräck | Kenny Bräck |
| 8 | August 16 | Pikes Peak International Raceway, Colorado | 200 | 200 mi (320 km) | 1`29:52.649 | 214.866 | Kenny Bräck | Billy Boat | Jeff Ward | Jeff Ward |
| 9 | August 29 | Atlanta Motor Speedway, Georgia | 200 | 312 mi (502 km) | 2`17:15.289 | 225.343 | Kenny Bräck | Billy Boat | Scott Goodyear | Billy Boat |