CA · Highway

US-101 N Accidents & Crashes

US-101 N has recorded 2,122 traffic crashes in California since 2024, with no fatalities on record. In the last 24 hours, 27 new crashes were reported. The highest crash volumes are concentrated near Santa Clara and San Mateo.

Data is sourced from the California Crash Records System (CCRS), maintained by the California Highway Patrol and updated daily, and the CA 511 live incident feed, refreshed every 15 minutes. Records include crash severity, injury data, vehicle information, and precise geographic coordinates. Last updated July 28, 2026.

Breakdown by type: 55 accident.

55

Total Crashes

Filtered results

0

Fatalities

Fatal injury reports

0

Today

Reported since midnight

Today's Accidents Today's Fatalities

Crash locations on US-101 N. Click a marker to view details.

Crash Records

US-101 N Incidents 55 results

55 accident

CHP : Traffic Collision with Injuries on US-101 Northbound exiting at Woodside Rd (Redwood City). Off Ramp closed. Expect delays.

San Mateo 19 hours, 15 minutes ago

CHP : Severe traffic alert and Traffic Collision with Injuries on US-101 Northbound north of Sierra Point Pky (Brisbane). Right and left lanes blocked. Expect delays.

San Mateo 22 hours, 30 minutes ago

CHP : Traffic Hazard on US-101 Northbound at Tiburon Blvd (Mill Valley). Off Ramp blocked. Expect delays.

Marin 1 day, 9 hours ago

CHP : Traffic Collision on US-101 Northbound south of I-280 N-US-101 N Ramp (San Francisco). On Ramp blocked. Expect delays.

San Francisco 1 day, 13 hours ago

CHP : Traffic Hazard on US-101 Northbound exiting at Hellyer Ave (San Jose). Off Ramp blocked. Expect delays.

Santa Clara 1 day, 14 hours ago

CHP : Traffic Hazard on US-101 Northbound north of Cochrane Rd (Morgan Hill). Lanes affected. Expect delays.

Santa Clara 1 day, 18 hours ago

CHP : Traffic Collision on US-101 Northbound at San Antonio Ave (Mountain View). On Ramp affected. Expect delays.

Santa Clara 1 day, 23 hours ago

CHP : Traffic Hazard on US-101 Northbound at W Railroad Ave (Cotati). Off Ramp blocked. Expect delays.

Sonoma 2 days, 23 hours ago

CHP : Vehicle fire on US-101 Northbound exiting at Moffett Blvd (Mountain View). Off Ramp affected. Expect delays.

Santa Clara 4 days, 21 hours ago

CHP : Fire on US-101 Northbound north of Monterey Hwy (Gilroy). All lanes blocked. Expect delays.

Santa Clara 4 days, 22 hours ago

CHP : Traffic Collision on US-101 Northbound entering at Hellyer Ave (San Jose). On Ramp blocked. Expect delays.

Santa Clara 5 days, 10 hours ago

CHP : Traffic Hazard on US-101 Northbound exiting at De La Cruz Blvd (San Jose). Off Ramp blocked. Expect delays.

Santa Clara 6 days, 11 hours ago

CHP : Disabled vehicle on US-101 Northbound exiting at Lakeville Hwy (Petaluma). Off Ramp blocked. Expect delays.

Sonoma 6 days, 11 hours ago

CHP : Fog on US-101 Northbound and Southbound at Golden Gate Bridge (San Francisco). Lanes affected. Traffic advisory in effect.

San Francisco 1 week, 1 day ago

CHP : Traffic Hazard on US-101 Northbound exiting at Story Rd (San Jose). Off Ramp blocked. Expect delays.

Santa Clara 1 week, 2 days ago

CHP : Traffic Collision with Injuries on US-101 Northbound at Seminary Dr (Mill Valley). On Ramp closed. Expect delays.

Marin 1 week, 2 days ago

CHP : Traffic Hazard on US-101 Northbound exiting at Lakeville Hwy (Petaluma). Off Ramp blocked. Expect delays.

Sonoma 1 week, 3 days ago

CHP : Severe traffic alert and Traffic Collision on US-101 Northbound south of Ellis St (Mountain View). Left lanes blocked. Expect delays.

Santa Clara 1 week, 4 days ago

CHP : Traffic Collision on US-101 Northbound south of Mendocino Ave (Santa Rosa). Left and center lanes blocked. Expect delays.

Sonoma 1 week, 4 days ago

CHP : Traffic Collision on US-101 Northbound entering at Wilfred Ave (Rohnert Park). On Ramp affected. Expect delays.

Sonoma 1 week, 5 days ago

CHP : Traffic Collision on US-101 Northbound exiting at E San Martin Ave (San Martin). Off Ramp affected. Expect delays.

Santa Clara 2 weeks ago

CHP : Traffic Collision with Injuries on US-101 Northbound at CA-1 S (San Francisco). Lanes affected. Expect delays.

San Francisco 2 weeks, 1 day ago

CHP : Disabled vehicle on US-101 Northbound south of Mark West Springs Rd (Unincorporated). Off Ramp affected. Expect delays.

Sonoma 2 weeks, 1 day ago

CHP : Traffic Hazard on US-101 Northbound at Marin - San Francisco County Line (San Francisco). Lane blocked. Expect delays.

San Francisco 2 weeks, 1 day ago

CHP : Traffic Collision with Injuries on US-101 Northbound south of Ignacio Blvd (Novato). Off Ramp affected. Expect delays.

Marin 2 weeks, 2 days ago

CHP : Severe traffic alert and Traffic Collision with Injuries on US-101 Northbound south of Ralston Ave (Belmont). Left and center lanes blocked. Expect delays.

San Mateo 2 weeks, 3 days ago

CHP : Disabled vehicle on US-101 Northbound entering at N Lawrence Expy (Sunnyvale). On Ramp blocked. Expect delays.

Santa Clara 2 weeks, 3 days ago

CHP : Traffic Hazard on US-101 Northbound south of College Ave (Santa Rosa). Center lanes blocked. Expect delays.

Sonoma 2 weeks, 3 days ago

CHP : Traffic Collision on US-101 Northbound entering at Alameda Del Prado (Novato). On Ramp affected. Expect delays.

Marin 2 weeks, 4 days ago

CHP : Fog on US-101 Northbound and Southbound at Golden Gate Bridge (San Francisco). Lanes affected. Traffic advisory in effect.

San Francisco 2 weeks, 4 days ago

CHP : Disabled vehicle on US-101 Northbound entering at Monterey Hwy (Gilroy). On Ramp affected. Expect delays.

Santa Clara 2 weeks, 4 days ago

CHP : Fire on US-101 Northbound entering at Cesar Chavez St (San Francisco). On Ramp affected. Expect delays.

San Francisco 2 weeks, 4 days ago

CHP : Traffic Hazard on US-101 Northbound at Shiloh Rd (Windsor). Lanes affected. Expect delays.

Sonoma 2 weeks, 5 days ago

CHP : Traffic Hazard on US-101 Northbound south of Merchant Rd (San Francisco). Center lanes blocked. Expect delays.

San Francisco 2 weeks, 5 days ago

CHP : Severe traffic alert and Traffic Collision with Injuries on US-101 Northbound south of Ralston Ave (Belmont). Right and center lanes blocked. Expect delays.

San Mateo 2 weeks, 6 days ago

CHP : Traffic Collision with Injuries and Downed pole and Downed wires on US-101 Northbound entering at Bernal Rd (San Jose). On Ramp affected. Expect delays.

Santa Clara 3 weeks ago

CHP : Vehicle fire on US-101 Northbound exiting at Mckee Rd (San Jose). Off Ramp affected. Expect delays.

Santa Clara 3 weeks ago

CHP : Traffic Collision with Injuries on US-101 Northbound at CA-85 N (san Jose) (San Jose). Right lanes blocked. Expect delays.

Santa Clara 3 weeks, 1 day ago

CHP : Traffic Collision on US-101 Northbound at San Antonio Ave (Mountain View). Off Ramp affected. Expect delays.

Santa Clara 3 weeks, 1 day ago

CHP : Fog on US-101 Northbound and Southbound at Golden Gate Bridge (San Francisco). Lanes affected. Traffic advisory in effect.

San Francisco 3 weeks, 1 day ago

CHP : Disabled vehicle on US-101 Northbound south of Peninsula Ave (San Mateo). Off Ramp affected. Expect delays.

San Mateo 3 weeks, 2 days ago

CHP : Traffic Collision on US-101 Northbound at Old Bayshore Hwy (San Jose). On Ramp affected. Expect delays.

Santa Clara 3 weeks, 2 days ago

CHP : Disabled vehicle on US-101 Northbound at Bicentennial Way (Santa Rosa). Off Ramp affected. Expect delays.

Sonoma 3 weeks, 3 days ago

CHP : Traffic Hazard on US-101 Northbound at Tully Rd (San Jose). On Ramp blocked. Expect delays.

Santa Clara 3 weeks, 3 days ago

CHP : Fire on US-101 Northbound entering at E Dunne Ave (Morgan Hill). On Ramp affected. Expect delays.

Santa Clara 3 weeks, 4 days ago

CHP : Severe traffic alert and Traffic Collision on US-101 Northbound north of E Hillsdale Blvd (San Mateo). Right lanes blocked. Expect delays.

San Mateo 3 weeks, 4 days ago

CHP : Traffic Collision with Injuries on US-101 Northbound south of Merchant Rd (San Francisco). Right lane blocked. Expect delays.

San Francisco 3 weeks, 4 days ago

CHP : Traffic Hazard on US-101 Northbound exiting at Manuel t Freitas Pky (San Rafael). Off Ramp blocked. Expect delays.

Marin 3 weeks, 4 days ago

CHP : Traffic Collision with Injuries on US-101 Northbound exiting at Willow Rd (Menlo Park). Off Ramp blocked. Expect delays.

San Mateo 3 weeks, 4 days ago

CHP : Traffic Hazard on US-101 Northbound north of Mendocino Ave (Santa Rosa). Lanes affected. Expect delays.

Sonoma 3 weeks, 4 days ago