California State Route 17

State Route 17
SR 17 highlighted in red
Route information
Maintained by Caltrans
Length26.49 mi (42.63 km)
Existed1930s–present
Major junctions
South end SR 1 / Ocean Street in Santa Cruz
Major intersections
North end I-280 / I-880 in San Jose
Location
CountryUnited States
StateCalifornia
CountiesSanta Cruz, Santa Clara
Highway system
SR 16 SR 18

State Route 17 (SR 17, locally known as Highway 17) is a state highway in the U.S. state of California that runs from State Route 1 in Santa Cruz to I-280 and I-880 in San Jose. SR 17, a freeway and expressway, carries substantial commuter and vacation traffic through the Santa Cruz Mountains at Patchen Pass ("The Summit") between Santa Cruz and the San Francisco Bay Area.