CA · Highway

US-101 S Accidents & Crashes

US-101 S has recorded 3,504 traffic crashes in California since 2024, with no fatalities on record. In the last 24 hours, 18 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. 29, 2026.

Breakdown by type: 18 accident.

18

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 S. Click a marker to view details.

Crash Records

US-101 S Incidents 18 results

18 accident

CHP : Traffic Hazard on US-101 Southbound north of E Dunne Ave (Morgan Hill). Center Divider affected. Expect delays.

Santa Clara 3 days, 9 hours ago

CHP : Traffic Hazard on US-101 Southbound north of E Blithedale Ave (Mill Valley). Center Divider affected. Expect delays.

Marin 3 days, 20 hours ago

CHP : Traffic Hazard on US-101 Southbound south of E Blithedale Ave (Mill Valley). Center Divider affected. Expect delays.

Marin 3 days, 21 hours ago

CHP : Residual delays on US-101 Southbound at E San Martin Ave (San Martin). Center Divider affected. Expect delays.

Santa Clara 4 days, 2 hours ago

CHP : Traffic Collision on US-101 Southbound south of N Shoreline Blvd (Mountain View). Lane affected. Expect delays.

Santa Clara 6 days, 18 hours ago

CHP : Disabled vehicle on US-101 Southbound south of Howard St (San Francisco). Right lane blocked. Expect delays.

San Francisco 6 days, 21 hours ago

CHP : Traffic Collision on US-101 Southbound south of CA-1 S (San Francisco). Lanes blocked. Expect delays.

San Francisco 1 week ago

CHP : Fire on US-101 Southbound entering at Howard St (San Francisco). Left lane blocked. Expect delays.

San Francisco 1 week, 2 days ago

CHP : Traffic Hazard on US-101 Southbound at W Railroad Ave (Cotati). Center Divider affected. Expect delays.

Sonoma 1 week, 2 days ago

CHP : Traffic Collision with Injuries on US-101 Southbound south of Blossom Hill Rd (San Jose). Center Divider affected. Expect delays.

Santa Clara 1 week, 4 days ago

CHP : Traffic Collision with Injuries on US-101 Southbound south of Merchant Rd (San Francisco). Right shoulder affected. Expect delays.

San Francisco 1 week, 4 days ago

CHP : Residual delays on US-101 Southbound north of Cochrane Rd (Morgan Hill). Center Divider affected. Expect delays.

Santa Clara 1 week, 6 days ago

CHP : Disabled vehicle on US-101 Southbound north of N Fair Oaks Ave (Sunnyvale). Center Divider affected. Expect delays.

Santa Clara 2 weeks, 2 days ago

CHP : Disabled vehicle on US-101 Southbound north of Coyote Creek Golf Dr (San Jose). Center Divider affected. Expect delays.

Santa Clara 2 weeks, 4 days ago

CHP : Traffic Collision on US-101 Southbound south of Howard St (San Francisco). Left lane blocked. Expect delays.

San Francisco 3 weeks, 1 day ago

CHP : Residual delays on US-101 Southbound north of Windsor River Rd (Windsor). Center Divider affected. Expect delays.

Sonoma 3 weeks, 4 days ago

CHP : Traffic Hazard on US-101 Southbound north of Howard St (San Francisco). Left lane affected. Expect delays.

San Francisco 3 weeks, 4 days ago

CHP : Traffic Collision with Injuries on US-101 Southbound north of Old Redwood Hwy (Healdsburg). Center Divider affected. Expect delays.

Sonoma 4 weeks ago