CA · Highway

US-101 N Accidents & Crashes

US-101 N has recorded 2,121 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: 1,314 accident, 340 construction, 2 other, 1 closure.

1,657

Total Crashes

Filtered results

0

Fatalities

Fatal injury reports

14

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 1,657 results

1314 accident 340 construction 2 other 1 closure

Caltrans : Roadwork on US-101 Northbound between Old Redwood Hwy (healdsburg) (Healdsburg) and Dry Creek Rd (Healdsburg). Right lane and shoulder closed until 5 AM. From 9:00 PM Monday, July 27, 2026 to 5:00 AM Tuesday, July 28, 2026.

Sonoma 1 hour, 21 minutes ago

Caltrans : Roadwork on US-101 Northbound between E Todd Rd (Santa Rosa) and College Ave (Santa Rosa). Right lane and shoulder closed until 5 AM. From 9:00 PM Monday, July 27, 2026 to 5:00 AM Tuesday, July 28, 2026.

Sonoma 1 hour, 21 minutes ago

Caltrans : Roadwork on US-101 Northbound entering at E Todd Rd (Santa Rosa). On Ramp closed until 5 AM. From 9:00 PM Monday, July 27, 2026 to 5:00 AM Tuesday, July 28, 2026.

Sonoma 1 hour, 21 minutes ago

Caltrans : Roadwork on US-101 Northbound between Cesar Chavez St (San Francisco) and I-80 E (San Francisco). Lane closed until 6 AM. From 9:30 PM Monday, July 27, 2026 to 6:00 AM Tuesday, July 28, 2026.

San Francisco 1 hour, 36 minutes ago

Caltrans : Roadwork on US-101 Northbound between CA-92 E (San Mateo) and E 3RD Ave (San Mateo). Various lanes closed until 5 AM. From 10:00 PM Monday, July 27, 2026 to 5:00 AM Tuesday, July 28, 2026.

San Mateo 1 hour, 36 minutes ago

Caltrans : Roadwork on US-101 Northbound between Metcalf Rd (San Jose) and CA-85 N (san Jose) (San Jose). Various lanes closed until 5 AM. From 7:00 PM Monday, July 27, 2026 to 5:00 AM Tuesday, July 28, 2026.

Santa Clara 2 hours, 6 minutes ago

CHP : Traffic Hazard on US-101 Northbound south of Lytton Springs Rd (Unincorporated). Right shoulder affected. Expect delays.

Moderate Accident

Sonoma 2 hours, 51 minutes ago

CHP : Traffic Collision on US-101 Northbound south of Kastania Rd (Unincorporated). Lane affected. Expect delays.

Moderate Accident

Sonoma 5 hours, 21 minutes ago

CHP : Traffic Hazard on US-101 Northbound south of Tully Rd (San Jose). Left and center lanes blocked. Expect delays.

Moderate Accident

Santa Clara 7 hours, 6 minutes ago

CHP : Fire on US-101 Northbound north of CA-1 N (Sausalito). Lane affected. Expect delays.

Moderate Accident

Marin 7 hours, 21 minutes ago

CHP : Residual delays on US-101 Northbound south of Peninsula Ave (San Mateo). All lanes open. Expect delays.

San Mateo 8 hours, 6 minutes ago

CHP : Fire on US-101 Northbound at Seminary Dr (Mill Valley). Left shoulder affected. Expect delays.

Moderate Accident

Marin 8 hours, 51 minutes ago

CHP : Disabled vehicle on US-101 Northbound south of E Millbrae Ave (Millbrae). 2nd lane from the left blocked. Expect delays.

Moderate Accident

San Mateo 8 hours, 51 minutes ago

CHP : Traffic Hazard on US-101 Northbound south of E Millbrae Ave (Millbrae). Left and center lanes affected. Expect delays.

Moderate Accident

San Mateo 9 hours, 6 minutes ago

CHP : Traffic Hazard on US-101 Northbound north of 3RD ST (San Rafael) (San Rafael). Center lanes affected. Expect delays.

Moderate Accident

Marin 9 hours, 21 minutes ago

CHP : Traffic Hazard on US-101 Northbound south of CA-1 S (San Francisco). Left lane affected. Expect delays.

Moderate Accident

San Francisco 9 hours, 36 minutes ago

CHP : Traffic Collision with Injuries on US-101 Northbound north of Wilfred Ave (Rohnert Park). Left lanes blocked. Expect delays.

Moderate Accident

Sonoma 10 hours, 6 minutes ago

CHP : Residual delays on US-101 Northbound exiting at Woodside Rd (Redwood City). All lanes open. Expect delays.

San Mateo 15 hours, 36 minutes ago

CHP : Traffic Collision on US-101 Northbound south of N Shoreline Blvd (Mountain View). Left lane blocked. Expect delays.

Moderate Accident

Santa Clara 15 hours, 36 minutes ago

CHP : Traffic Collision with Injuries on US-101 Northbound north of Moffett Blvd (Mountain View). Left lane blocked. Expect delays.

Moderate Accident

Santa Clara 16 hours, 6 minutes ago

CHP : Traffic Collision on US-101 Northbound south of Moffett Blvd (Mountain View). Left lane blocked. Expect delays.

Moderate Accident

Santa Clara 16 hours, 6 minutes ago

CHP : Disabled vehicle on US-101 Northbound ramp to Guadalupe Pky (San Jose). Lane affected. Expect delays.

Moderate Accident

Santa Clara 16 hours, 6 minutes ago

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

San Mateo 16 hours, 6 minutes ago

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

Moderate Accident

San Mateo 16 hours, 6 minutes ago

CHP : Residual delays on US-101 Northbound south of Moffett Blvd (Mountain View). All lanes open. Expect delays.

Santa Clara 17 hours, 51 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 19 hours, 21 minutes ago

Caltrans : Roadwork on US-101 Northbound between Metcalf Rd (San Jose) and CA-85 N (san Jose) (San Jose). Various lanes closed until 5 AM. From 8:00 PM Sunday, July 26, 2026 to 5:00 AM Monday, July 27, 2026.

Santa Clara 21 hours, 21 minutes ago

CHP : Traffic Collision on US-101 Northbound at CA-85 N (san Jose) (San Jose). Lane affected. Expect delays.

Moderate Accident

Santa Clara 23 hours, 36 minutes ago

CHP : Traffic Collision with Injuries on US-101 Northbound south of E Washington St (Petaluma). Lane blocked. Expect delays.

Moderate Accident

Sonoma 1 day, 6 hours ago

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

Marin 1 day, 6 hours ago

CHP : Traffic Hazard on US-101 Northbound south of Moffett Blvd (Mountain View). Center lanes affected. Expect delays.

Moderate Accident

Santa Clara 1 day, 6 hours ago

CHP : Disabled vehicle on US-101 Northbound south of Lytton Springs Rd (Unincorporated). Right shoulder affected. Expect delays.

Moderate Accident

Sonoma 1 day, 8 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, 9 hours ago

CHP : Residual delays on US-101 Northbound south of I-880 N (San Jose). Right shoulder affected. Expect delays.

Moderate Accident

Santa Clara 1 day, 10 hours ago

CHP : Traffic Collision with Injuries on US-101 Northbound entering at Cesar Chavez St (San Francisco). Left lanes blocked. Expect delays.

Moderate Accident

San Francisco 1 day, 10 hours ago

CHP : Traffic Collision on US-101 Northbound at Oakland Rd (San Jose). Right lane blocked. Expect delays.

Moderate Accident

Santa Clara 1 day, 10 hours ago

CHP : Disabled vehicle on US-101 Northbound south of CA-1 N (Sausalito). Right shoulder affected. Expect delays.

Moderate Accident

Marin 1 day, 10 hours ago

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

Santa Clara 1 day, 10 hours ago

CHP : Traffic Hazard on US-101 Northbound north of Moffett Blvd (Mountain View). Left lane affected. Expect delays.

Moderate Accident

Santa Clara 1 day, 11 hours ago

CHP : Traffic Hazard on US-101 Northbound ramp to I-680 S (San Jose). Right lane blocked. Expect delays.

Moderate Accident

Santa Clara 1 day, 13 hours ago

CHP : Traffic Hazard on US-101 Northbound south of Tennant Ave (Morgan Hill). Lanes affected. Expect delays.

Moderate Accident

Santa Clara 1 day, 13 hours ago

CHP : Traffic Collision on US-101 Northbound north of Lakeville Hwy (Petaluma). Lane affected. Expect delays.

Moderate Accident

Sonoma 1 day, 14 hours ago

CHP : Traffic Collision on US-101 Northbound south of Ralston Ave (Belmont). Lane blocked. Expect delays.

Moderate Accident

San Mateo 1 day, 14 hours ago

CHP : Disabled vehicle on US-101 Northbound north of Atherton Ave (Novato). Center Divider blocked. Expect delays.

Marin 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, 15 hours ago

CHP : Traffic Hazard on US-101 Northbound south of Masten Ave (Gilroy). Lane affected. Expect delays.

Moderate Accident

Santa Clara 1 day, 17 hours ago

CHP : Traffic Hazard on US-101 Northbound at Tiburon Blvd (Mill Valley). Right lane affected. Expect delays.

Moderate Accident

Marin 1 day, 17 hours ago

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

Santa Clara 1 day, 20 hours ago

CHP : Disabled vehicle on US-101 Northbound south of Seminary Dr (Mill Valley). Lane blocked. Expect delays.

Moderate Accident

Marin 1 day, 22 hours ago

CHP : Vehicle fire on US-101 Northbound south of Kastania Rd (Unincorporated). Right shoulder affected. Expect delays.

Moderate Accident

Sonoma 2 days, 3 hours ago