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.

Overall winners in bold.

Rnd	Circuit	CA Winning Team	GT1 Winning Team	GT2 Winning Team	GT3 Winning Team	Results
		CA Winning Drivers	GT1 Winning Drivers	GT2 Winning Drivers	GT3 Winning Drivers
1	Daytona	#30 Doran/Moretti Racing	#01 Rohr Motorsport	#97 Konrad Motorsport	#10 PTG	Results
		Gianpiero Moretti Mauro Baldi Arie Luyendyk Didier Theys	Danny Sullivan Allan McNish Jörg Müller Uwe Alzen Dirk Müller	Franz Konrad Wido Rössler Toni Seiler Angelo Zadra Peter Kitchak	Bill Auberlen Boris Said Peter Cunningham Marc Duez
2	Homestead	#16 Dyson Racing	#4 Panoz-Visteon Racing	#54 Bell Motorsports	#1 PTG	Results
		Butch Leitzinger James Weaver	Doc Bundy Andy Wallace	Andy Pilgrim Terry Borcheller Scott Newman	Marc Duez Ross Bentley
3	Mid-Ohio	#20 Dyson Racing	#4 Panoz-Visteon Racing	#99 Schumacher Racing	#10 PTG	Results
		Dorsey Schroeder Elliott Forbes-Robinson	David Brabham Andy Wallace	Larry Schumacher Andy Pilgrim	Bill Auberlen Boris Said
4	Minneapolis	#16 Dyson Racing	#4 Panoz-Visteon Racing	#6 PTG	#10 PTG	Results
		Butch Leitzinger James Weaver	Doc Bundy Johnny O'Connell	Brian Simo Peter Cunningham	Mark Simo Ross Bentley
5	Watkins Glen	#30 Doran/Moretti Racing	#38 Champion Motors	#25 Alex Job Racing	#22 Alex Job Racing	Results
		Gianpiero Moretti Mauro Baldi Didier Theys	Ralf Kelleners Thierry Boutsen	Dale White "Trip" Goolsby Angelo Cilli	Randy Pobst Terry Borcheller

• The official website of Grand-Am
• World Sports Racing Prototypes - 1998 USRRC Results