California State Route 99

State Route 99 (commonly known as Old Highway 99 or just 99) is a state highway in California, in the United States. It is about 424.85 miles (683.73 km) long, running from north to south in the Central Valley. It is parallel with Interstate 5. It begins at Interstate 5 near Wheeler Ridge, and continues north through the major cities of Bakersfield, Fresno, Chowchilla, Modesto, Stockon, Sacramento, Chico, and Red Bluff. Most of it is freeway, but some of it is still the historic rural two-lane road or a four-lane highway.

State Route 99
Golden State Highway
Route information
Maintained by Caltrans
Length	424.85 mi[1] (683.73 km) (includes unsigned overlap with US 50 and I-5)
Existed	1928 as US 99, 1964 as SR 99–present
Major junctions
South end	I-5 near Wheeler Ridge
Major intersections	SR 58 in Bakersfield SR 198 in Visalia SR 41 in Fresno SR 152 near Chowchilla SR 108 / SR 132 in Modesto SR 120 in Manteca SR 4 in Stockton US 50 / I-80 BL in Sacramento SR 20 in Yuba City SR 32 in Chico
North end	SR 36 near Red Bluff
Location
Country	United States
State	California
Highway system
State highways in California Interstate US State Scenic History Pre‑1964 Unconstructed Deleted Freeways
← SR 98 US 101 →