Located in Kern County, it runs from the intersection of SR 223 (Bear Mountain Boulevard) and Wheeler Ridge Road near Arvin north to SR 178 in Bakersfield.

The highway serves local agricultural land south of Bakersfield.

It terminates at SR 178 (Kern Canyon Road) near the old Mesa Marin Raceway.

Except where prefixed with a letter, postmiles were measured on the road as it was in 1964, based on the alignment that existed at the time, and do not necessarily reflect current mileage.

[1] Segments that remain unconstructed or have been relinquished to local control may be omitted.