CA · Highway

US-101 S Accidents & Crashes

US-101 S has recorded 3,524 traffic crashes in California since 2024, with no fatalities on record. In the last 24 hours, 20 new crashes were reported. The highest crash volumes are concentrated near Santa Clara and Marin.

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 Oct. 30, 2026.

Breakdown by type: 2,054 accident.

2,054

Total Crashes

Filtered results

0

Fatalities

Fatal injury reports

6

Today

Reported since midnight

Today's Accidents Today's Fatalities

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

Crash Records

US-101 S Incidents 2,054 results

2054 accident

CHP : Traffic Collision on US-101 Southbound north of Rodeo Ave (Sausalito). Lane affected. Expect delays.

Moderate Accident

Marin 8 minutes ago Live

CHP : Traffic Hazard on US-101 Southbound at Mckee Rd (San Jose). Center lanes affected. Expect delays.

Moderate Accident

Santa Clara 3 hours, 8 minutes ago

CHP : Fire on US-101 Southbound north of Marsh Rd (Menlo Park). Lane affected. Expect delays.

Moderate Accident

San Mateo 10 hours, 38 minutes ago

CHP : Traffic Collision on US-101 Southbound north of Cochrane Rd (Morgan Hill). Right shoulder affected. Expect delays.

Moderate Accident

Santa Clara 11 hours, 8 minutes ago

CHP : Traffic Collision on US-101 Southbound north of N Lawrence Expy (Sunnyvale). Lane blocked. Expect delays.

Moderate Accident

Santa Clara 14 hours, 38 minutes ago

CHP : Traffic Hazard on US-101 Southbound north of Bernal Rd (San Jose). Left lane affected. Expect delays.

Moderate Accident

Santa Clara 15 hours, 8 minutes ago

CHP : Traffic Hazard on US-101 Southbound north of Bernal Rd (San Jose). Lane affected. Expect delays.

Moderate Accident

Santa Clara 16 hours, 53 minutes ago

CHP : Traffic Hazard on US-101 Southbound north of CA-85 S (san Jose) (San Jose). Right lane blocked. Expect delays.

Moderate Accident

Santa Clara 23 hours, 38 minutes ago

CHP : Traffic Collision on US-101 Southbound south of Ignacio Blvd (Novato). Lane affected. Expect delays.

Moderate Accident

Marin 1 day ago

CHP : Traffic Hazard on US-101 Southbound north of N Shoreline Blvd (Mountain View). Right lane blocked. Expect delays.

Moderate Accident

Santa Clara 1 day, 1 hour ago

CHP : Disabled vehicle on US-101 Southbound north of N San Pedro Rd (San Rafael). Left lane blocked. Expect delays.

Moderate Accident

Marin 1 day, 1 hour ago

CHP : Traffic Hazard on US-101 Southbound north of Airport Exit (Millbrae). Lane affected. Expect delays.

Moderate Accident

San Mateo 1 day, 3 hours ago

CHP : Traffic Collision on US-101 Southbound south of I-880 N (San Jose). Lane affected. Expect delays.

Moderate Accident

Santa Clara 1 day, 13 hours ago

CHP : Brush fire on US-101 Southbound entering at Rohnert Park Expy W (Rohnert Park). Right shoulder affected. Expect delays.

Moderate Accident

Sonoma 1 day, 16 hours ago

CHP : Disabled vehicle on US-101 Southbound north of San Antonio Ave (Mountain View). Lane blocked. Expect delays.

Moderate Accident

Santa Clara 1 day, 16 hours ago

CHP : Flooding and Disabled vehicle on US-101 Southbound south of CA-1 N (Sausalito). Lane blocked. Expect delays.

Moderate Accident

Marin 1 day, 20 hours ago

CHP : Disabled vehicle on US-101 Southbound entering at Airport Exit (Millbrae). Left lane blocked. Expect delays.

Moderate Accident

San Mateo 1 day, 22 hours ago

CHP : Traffic Collision on US-101 Southbound exiting at E Poplar Ave (San Mateo). Left lanes blocked. Expect delays.

Moderate Accident

San Mateo 1 day, 22 hours ago

CHP : Traffic Hazard on US-101 Southbound north of Guadalupe Pky (San Jose). Lanes blocked. Expect delays.

Moderate Accident

Santa Clara 1 day, 22 hours ago

CHP : Traffic Hazard on US-101 Southbound north of Beatty Rd (Brisbane). Lane affected. Expect delays.

Moderate Accident

San Mateo 1 day, 22 hours ago

CHP : Disabled vehicle on US-101 Southbound north of Yerba Buena Rd (San Jose). Lane affected. Expect delays.

Moderate Accident

Santa Clara 2 days ago

CHP : Fire on US-101 Southbound exiting at Blossom Hill Rd (San Jose). Right shoulder affected. Expect delays.

Moderate Accident

Santa Clara 2 days, 1 hour ago

CHP : Traffic Collision on US-101 Southbound south of Cesar Chavez St (San Francisco). Lane affected. Expect delays.

Moderate Accident

San Francisco 2 days, 1 hour ago

CHP : Traffic Collision on US-101 Southbound at Lakeville St (Petaluma). Lane affected. Expect delays.

Moderate Accident

Sonoma 2 days, 2 hours ago

CHP : Traffic Hazard on US-101 Southbound north of Airport Pky (San Jose). Lane affected. Expect delays.

Moderate Accident

Santa Clara 2 days, 2 hours ago

CHP : Fire on US-101 Southbound at Pacheco Pass Hwy (Gilroy). Lane affected. Expect delays.

Moderate Accident

Santa Clara 2 days, 3 hours ago

CHP : Traffic Collision on US-101 Southbound at Pacheco Pass Hwy (Gilroy). Right shoulder affected. Expect delays.

Moderate Accident

Santa Clara 2 days, 7 hours ago

CHP : Traffic Collision on US-101 Southbound north of Monterey Hwy (Gilroy). Left lane blocked. Expect delays.

Moderate Accident

Santa Clara 2 days, 15 hours ago

CHP : Residual delays on US-101 Southbound north of Todd Rd (Santa Rosa). Right shoulder affected. Expect delays.

Moderate Accident

Sonoma 2 days, 16 hours ago

CHP : Traffic Collision with Injuries on US-101 Southbound south of College Ave (Santa Rosa). Right lane blocked. Expect delays.

Moderate Accident

Sonoma 2 days, 16 hours ago

CHP : Traffic Collision with Injuries on US-101 Southbound north of CA-12 W (Santa Rosa). Right lane blocked. Expect delays.

Moderate Accident

Sonoma 2 days, 16 hours ago

CHP : Traffic Hazard on US-101 Southbound north of Donahue St (Sausalito). Right lane affected. Expect delays.

Moderate Accident

Marin 2 days, 18 hours ago

CHP : Traffic Hazard on US-101 Southbound north of Petaluma Blvd S (Petaluma). Right lane affected. Expect delays.

Moderate Accident

Sonoma 2 days, 21 hours ago

CHP : Traffic Hazard on US-101 Southbound exiting at Steele Ln (Santa Rosa). Lane affected. Expect delays.

Moderate Accident

Sonoma 2 days, 21 hours ago

CHP : Traffic Collision with Injuries on US-101 Southbound south of Whipple Ave (Redwood City). Right and center lanes blocked. Expect delays.

Moderate Accident

San Mateo 2 days, 22 hours ago

CHP : Disabled vehicle on US-101 Southbound north of E San Martin Ave (San Martin). Lane affected. Expect delays.

Moderate Accident

Santa Clara 3 days ago

CHP : Traffic Collision on US-101 Southbound north of CA-237 E (Sunnyvale). Left lane blocked. Expect delays.

Moderate Accident

Santa Clara 3 days, 1 hour ago

CHP : Traffic Collision with Injuries on US-101 Southbound north of Alameda Del Prado (Novato). Lane blocked. Expect delays.

Moderate Accident

Marin 3 days, 2 hours ago

CHP : Traffic Collision with Injuries on US-101 Southbound south of E San Martin Ave (San Martin). 2nd lane from the left affected. Expect delays.

Moderate Accident

Santa Clara 3 days, 7 hours ago

CHP : Traffic Collision on US-101 Southbound north of San Antonio Rd (Unincorporated). Right shoulder affected. Expect delays.

Moderate Accident

Marin 3 days, 7 hours ago

CHP : Traffic Hazard on US-101 Southbound north of Miller Creek Rd (Unincorporated). Right shoulder affected. Expect delays.

Moderate Accident

Marin 3 days, 8 hours ago

CHP : Traffic Collision with Injuries on US-101 Southbound north of CA-92 E (San Mateo). Left and center lanes blocked. Expect delays.

Moderate Accident

San Mateo 3 days, 13 hours ago

CHP : Traffic Hazard on US-101 Southbound at CA-25 (Gilroy). Right shoulder affected. Expect delays.

Moderate Accident

Santa Clara 3 days, 15 hours ago

CHP : Traffic Hazard on US-101 Southbound north of San Tomas Expy (Santa Clara). Left and center lanes blocked. Expect delays.

Moderate Accident

Santa Clara 3 days, 17 hours ago

CHP : Disabled truck on US-101 Southbound north of E Blithedale Ave (Mill Valley). Right lane blocked. Expect delays.

Moderate Accident

Marin 3 days, 17 hours ago

CHP : Traffic Hazard on US-101 Southbound north of 3RD St (San Rafael). 3rd lane from the left affected. Expect delays.

Moderate Accident

Marin 3 days, 18 hours ago

CHP : Traffic Hazard on US-101 Southbound north of Ralston Ave (Belmont). Lane affected. Expect delays.

Moderate Accident

San Mateo 3 days, 18 hours ago

CHP : Traffic Hazard on US-101 Southbound north of Petaluma Blvd N (Petaluma). Left lane blocked. Expect delays.

Moderate Accident

Sonoma 3 days, 19 hours ago

CHP : Traffic Hazard on US-101 Southbound north of S Novato Blvd (Novato). 2nd lane from the left blocked. Expect delays.

Moderate Accident

Marin 3 days, 19 hours ago

CHP : Traffic Hazard on US-101 Southbound exiting at S Novato Blvd (Novato). Lane blocked. Expect delays.

Moderate Accident

Marin 3 days, 22 hours ago