Historical Tour of US 99

- Castaic

Castaic in 1949. Dark road is US 99 (Castaic Road) and the Ridge Route joins near the center.

Castaic Road through Castaic. Looking North.

In 1930, US 99 was built through Castaic with three lanes. In 1951, the town was bypassed by the four lane expressway version of US 99. In 1968, I-5 was completed through here and was built atop the old expressway.

This service station probably dates back to at least the 40's.

This photo shows the 1933 alignment of US 99 just north of Castaic. Before I-5, this road joined into the expressway. The bridge dates back to 1930.

Map of this location. Castaic Road was the pre-1951 alignment of US 99.

Go North on US 99 to Bakersfield

Go South on US 99 to Los Angeles

Return to US 99 Introduction Page