California State Route 204
State Route 204 (SR 204) is a state highway in the U.S. state of California that connects SR 58 and SR 99 in the Bakersfield area. Passing through downtown Bakersfield, SR 204 also connects Bakersfield's three major freeways together (SR 99, SR 58, and SR 178). Only the northern has been built to freeway standards; the rest is a six-lane arterial road. All of SR 204 is a part of State Route 99 Business (SR 99 Bus.). The business route continues south of SR 58 to Greenfield en route to SR 99. Route description SR 204 begins as a six-lane arterial at SR 58 as Union Avenue. From there, the route travels north on Union Avenue. After intersecting California Avenue, SR 204 crosses underneath the Truxtun Avenue interchange. At the Union Avenue wye intersection, the route heads northwest on Golden State Avenue. It crosses under SR 178 and over the Garces Circle, which provides access to Downtown Bakersfield. The route then crosses F Street, at which point it becomes a four-lane freeway. The route crosses its only numbered interchange at Airport Drive, and then terminates at SR 99. SR 204 is part of the National Highway System, a network of