1974 USAC Championship Car season

The 1974 USAC Championship Car season consisted of 14 races, beginning in Ontario, California on March 3 and concluding in Avondale, Arizona on November 2. The USAC National Champion was Bobby Unser and the Indianapolis 500 winner was Johnny Rutherford.

Schedule and results
All races running on Oval/Speedway.

Final points standings
Note1: Jim Hurtubise, Skip Barber, David Hobbs, Sam Posey and Evan Noyes not eligible for points. Note2: Jerry Grant did not obtain a USAC license until after the Ontario event, making him ineligible for points for the first two races of the year.