The 1998 United States Road Racing Championship season was the inaugural season of the revived United States Road Racing Championship run by the Sports Car Club of America (SCCA) and also the first North American sports car endurance split era. The season involved four classes: Can-Am prototypes and three Grand Touring classes referred to at GT1, GT2, and GT3. Five races were run from January 31, 1998, to August 23, 1998.
| Rnd | Race | Distance | Circuit | Date |
|---|---|---|---|---|
| 1 | Rolex 24 at Daytona | 24 Hours | Daytona International Speedway | January 31 February 1 |
| 2 | Homestead 2 Hours 15 Minutes | 2 Hours 15 Minutes | Homestead-Miami Speedway | May 17 |
| 3 | U.S. Road Racing Classic | 2 Hours 30 Minutes | Mid-Ohio Sports Car Course | June 14 |
| 4 | Sprint PCS Grand Prix of Minnesota | 1 Hour 45 Minutes | Minneapolis street circuit | June 28 |
| 5 | First Union 6 Hours | 6 Hours | Watkins Glen International | August 23 |
Overall winners in bold.
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| IMSA |
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| SCCA |
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| Grand-Am |
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