State Route 579 begins at the junction of Bonanza Road and Rancho Drive (SR 599, US 95 Business).

From there, the highway heads east along Bonanza Road, traveling past various business including the offices of the Las Vegas Review-Journal newspaper.

State Route 579 ends at the intersection of Bonanza Road and Las Vegas Boulevard (former SR 604).

[3] That route traveled on what is now SR 579 between Rancho Drive and Main Street, comprising about 1.9 miles (3.1 km) of Bonanza Road.

By 1968, the Las Vegas Expressway, a new facility designed to move traffic west of downtown, was beginning to take shape.