CA · Highway

US-101 N Accidents & Crashes

US-101 N has recorded 3,770 traffic crashes in California since 2024, with no fatalities on record. In the last 24 hours, 23 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 Nov. 3, 2026.

Breakdown by type: 452 accident, 131 construction.

583

Total Crashes

Filtered results

0

Fatalities

Fatal injury reports

16

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 583 results

452 accident 131 construction

CHP : Downed pole on US-101 Northbound exiting at N Lawrence Expy (Sunnyvale). Off Ramp closed. Expect delays.

Santa Clara 8 minutes ago Live

Caltrans : Roadwork on US-101 Northbound between Lincoln Ave (San Rafael) and Manuel t Freitas Pky (San Rafael). Lanes closed until 5 AM. From 11:00 PM Monday, November 02, 2026 to 5:00 AM Tuesday, November 03, 2026.

Marin 23 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, November 02, 2026 to 5:00 AM Tuesday, November 03, 2026.

Santa Clara 23 minutes ago

Caltrans : Roadwork on US-101 Northbound entering at 3RD ST (San Rafael) (San Rafael). On Ramp closed until 7 AM. From 12:00 AM Tuesday, November 03, 2026 to 7:00 AM Tuesday, November 03, 2026.

Marin 23 minutes ago

Caltrans : Roadwork on US-101 Northbound between Woodside Rd (Redwood City) and Whipple Ave (Redwood City). Various lanes closed until 5 AM. From 10:00 PM Monday, November 02, 2026 to 5:00 AM Tuesday, November 03, 2026.

San Mateo 1 hour, 38 minutes ago

Caltrans : Roadwork on US-101 Northbound between Tamalpais Dr (Corte Madera) and I-580 W (San Rafael). Lanes closed until 7 AM. From 10:00 PM Monday, November 02, 2026 to 7:00 AM Tuesday, November 03, 2026.

Marin 1 hour, 38 minutes ago

Caltrans : Roadwork on US-101 Northbound entering at E 3RD Ave (San Mateo). On Ramp closed until 6 AM. From 9:00 PM Monday, November 02, 2026 to 6:00 AM Tuesday, November 03, 2026.

San Mateo 1 hour, 38 minutes ago

Caltrans : Roadwork on US-101 Northbound entering at E 3RD Ave (San Mateo). On Ramp closed until 6 AM. From 9:00 PM Monday, November 02, 2026 to 6:00 AM Tuesday, November 03, 2026.

San Mateo 1 hour, 38 minutes ago

Caltrans : Roadwork on US-101 Northbound entering at E 3RD Ave (San Mateo). On Ramp closed until 6 AM. From 8:00 PM Monday, November 02, 2026 to 6:00 AM Tuesday, November 03, 2026.

San Mateo 1 hour, 38 minutes ago

CHP : Traffic Hazard on US-101 Northbound at Seminary Dr (Mill Valley). Off Ramp affected. Expect delays.

Marin 3 hours, 38 minutes ago

CHP : Traffic Collision on US-101 Northbound south of E Hillsdale Blvd (San Mateo). Left lanes blocked. Expect delays.

Moderate Accident

San Mateo 4 hours, 38 minutes ago

Caltrans : Roadwork on US-101 Northbound between E Hillsdale Blvd (San Mateo) and Kehoe Ave (San Mateo). Lanes closed until 4 AM. From 9:00 PM Monday, November 02, 2026 to 4:00 AM Tuesday, November 03, 2026.

San Mateo 4 hours, 38 minutes ago

Caltrans : Roadwork on US-101 Northbound between CA-237 E (Sunnyvale) and Embarcadero Rd (Palo Alto). Lane closed until midnight. From 8:00 PM Monday, November 02, 2026 to 12:00 AM Tuesday, November 03, 2026.

Santa Clara 4 hours, 38 minutes ago

CHP : Traffic Collision with Injuries on US-101 Northbound south of CA-92 W (San Mateo). 2nd lane from the left affected. Expect delays.

Moderate Accident

San Mateo 4 hours, 53 minutes ago

CHP : Traffic Hazard on US-101 Northbound south of Geyserville Ave (Geyserville). Lane blocked. Expect delays.

Moderate Accident

Sonoma 7 hours, 23 minutes ago

CHP : Traffic Collision with Injuries on US-101 Northbound at N San Pedro Rd (San Rafael). Right lane blocked. Expect delays.

Moderate Accident

Marin 8 hours, 8 minutes ago

Caltrans : Roadwork on US-101 Northbound entering at E Capitol Expy (San Jose). On Ramp closed until 3 PM. From 11:00 AM Monday, November 02, 2026 to 3:00 PM Monday, November 02, 2026.

Santa Clara 14 hours, 53 minutes ago

CHP : Disabled vehicle on US-101 Northbound at Dry Creek Rd (Healdsburg). 2nd lane from the left blocked. Expect delays.

Moderate Accident

Sonoma 15 hours, 23 minutes ago

CHP : Traffic Collision on US-101 Northbound north of Leavesley Rd (Gilroy). Lane affected. Expect delays.

Moderate Accident

Santa Clara 16 hours, 38 minutes ago

CHP : Residual delays on US-101 Northbound entering at Blossom Hill Rd (San Jose). Right shoulder affected. Expect delays.

Moderate Accident

Santa Clara 16 hours, 38 minutes ago

CHP : Traffic Hazard on US-101 Northbound east of Geyserville Ave (Geyserville). Lanes blocked. Expect delays.

Sonoma 18 hours, 53 minutes ago

CHP : Traffic Collision on US-101 Northbound at Alum Rock Ave (San Jose). Left lane blocked. Expect delays.

Moderate Accident

Santa Clara 19 hours, 53 minutes ago

CHP : Traffic Collision with Injuries on US-101 Northbound north of De Long Ave (Novato). Left lane blocked. Expect delays.

Moderate Accident

Marin 20 hours, 23 minutes ago

CHP : Traffic Hazard on US-101 Northbound at Rohnert Park Expy (Rohnert Park). On Ramp affected. Expect delays.

Sonoma 1 day, 3 hours ago

CHP : Traffic Hazard on US-101 Northbound at Monterey Hwy (Gilroy). Lane affected. Expect delays.

Moderate Accident

Santa Clara 1 day, 7 hours ago

CHP : Disabled vehicle on US-101 Northbound south of Berryessa Rd (San Jose). Right shoulder affected. Expect delays.

Moderate Accident

Santa Clara 1 day, 7 hours ago

CHP : Traffic Hazard on US-101 Northbound at CA-92 E (San Mateo). Right shoulder blocked. Expect delays.

Moderate Accident

San Mateo 1 day, 8 hours ago

CHP : Disabled vehicle on US-101 Northbound south of Healdsburg Ave (Healdsburg). Lane affected. Expect delays.

Moderate Accident

Sonoma 1 day, 9 hours ago

CHP : Disabled vehicle on US-101 Northbound south of Redwood Shores Pky (San Carlos). Right shoulder affected. Expect delays.

Moderate Accident

San Mateo 1 day, 11 hours ago

CHP : Traffic Hazard on US-101 Northbound south of Whipple Ave (Redwood City). Lane blocked. Expect delays.

Moderate Accident

San Mateo 1 day, 11 hours ago

CHP : Traffic Hazard on US-101 Northbound at Baker Ave (Santa Rosa). Lanes blocked. Expect delays.

Sonoma 1 day, 12 hours ago

CHP : Disabled vehicle on US-101 Northbound south of Coyote Creek Golf Dr (San Jose). HOV affected. Expect delays.

Moderate Accident

Santa Clara 1 day, 12 hours ago

CHP : Brush fire on US-101 Northbound south of I-280 N-US-101 N Ramp (San Francisco). Right shoulder affected. Expect delays.

Moderate Accident

San Francisco 1 day, 14 hours ago

CHP : Disabled vehicle on US-101 Northbound south of Beatty Rd (Brisbane). Lane affected. Expect delays.

Moderate Accident

San Mateo 1 day, 18 hours ago

CHP : Residual delays on US-101 Northbound at E Capitol Expy (San Jose). Left shoulder affected. Expect delays.

Moderate Accident

Santa Clara 1 day, 19 hours ago

CHP : Traffic Collision on US-101 Northbound north of E Todd Rd (Santa Rosa). Right shoulder affected. Expect delays.

Moderate Accident

Sonoma 1 day, 21 hours ago

CHP : Traffic Collision on US-101 Northbound south of E Millbrae Ave (Millbrae). Right shoulder affected. Expect delays.

Moderate Accident

San Mateo 1 day, 22 hours ago

CHP : Traffic Collision with Injuries on US-101 Northbound at Lakeville Hwy (Petaluma). Right shoulder affected. Expect delays.

Moderate Accident

Sonoma 2 days, 2 hours ago

CHP : Residual delays on US-101 Northbound ramp to CA-1 N (Sausalito). All lanes open. Expect delays.

Marin 2 days, 7 hours ago

CHP : Traffic Collision on US-101 Northbound south of Oyster Point Blvd (South San Francisco). Lane affected. Expect delays.

Moderate Accident

San Mateo 2 days, 8 hours ago

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

Moderate Accident

Sonoma 2 days, 8 hours ago

CHP : Traffic Hazard on US-101 Northbound south of Windsor River Rd (Windsor). Right lane affected. Expect delays.

Moderate Accident

Sonoma 2 days, 8 hours ago

CHP : Brush fire on US-101 Northbound south of Alum Rock Ave (San Jose). Right shoulder affected. Expect delays.

Moderate Accident

Santa Clara 2 days, 9 hours ago

CHP : Disabled vehicle on US-101 Northbound south of E Hillsdale Blvd (San Mateo). Lane blocked. Expect delays.

Moderate Accident

San Mateo 2 days, 10 hours ago

CHP : Fire on US-101 Northbound at I-680 N (San Jose). Lane affected. Expect delays.

Moderate Accident

Santa Clara 2 days, 10 hours ago

CHP : Downed pole on US-101 Northbound entering at Holly St (San Carlos). Lane affected. Expect delays.

Moderate Accident

San Mateo 2 days, 12 hours ago

CHP : Traffic Hazard on US-101 Northbound south of Bicentennial Way (Santa Rosa). Left and center lanes affected. Expect delays.

Sonoma 2 days, 13 hours ago

CHP : Traffic Hazard on US-101 Northbound south of Bellam Blvd (San Rafael). Right lane affected. Expect delays.

Moderate Accident

Marin 2 days, 13 hours ago

CHP : Severe traffic alert and Traffic Collision on US-101 Northbound south of Dore Ave (San Mateo). Left and center lanes blocked. Expect delays.

San Mateo 2 days, 14 hours ago

CHP : Traffic Hazard on US-101 Northbound north of Atherton Ave (Novato). Lane affected. Expect delays.

Moderate Accident

Marin 2 days, 15 hours ago