CA · Highway

CA-1 N Accidents & Crashes

CA-1 N has recorded 418 traffic crashes in California since 2024, with no fatalities on record. In the last 24 hours, 3 new crashes were reported. The highest crash volumes are concentrated near San Mateo and Sonoma.

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. 27, 2026.

Breakdown by type: 10 accident, 4 construction.

14

Total Crashes

Filtered results

0

Fatalities

Fatal injury reports

2

Today

Reported since midnight

Today's Accidents Today's Fatalities

Crash locations on CA-1 N. Click a marker to view details.

Crash Records

CA-1 N Incidents 14 results

10 accident 4 construction

CHP : Traffic Hazard on CA-1 Northbound south of CA-17 S (Santa Cruz). Left lane affected. Expect delays.

Santa Cruz 4 hours, 32 minutes ago

CHP : Traffic Hazard on CA-1 Northbound ramp to US-101 N (san Francisco) (San Francisco). 2nd lane from the left blocked. Expect delays.

Moderate Accident

San Francisco 5 hours, 2 minutes ago

CHP : Traffic Hazard on CA-1 Northbound at Swanton Rd (Unincorporated). Lane affected. Expect delays.

Santa Cruz 20 hours, 47 minutes ago

Caltrans : Roadwork on CA-1 Northbound at Bonny Doon Rd (Unincorporated). Right shoulder closed until 4 PM. From 9:00 AM Monday, October 26, 2026 to 4:00 PM Monday, October 26, 2026.

Santa Cruz 1 day, 2 hours ago

CHP : Traffic Hazard on CA-1 Northbound south of Higgins Canyon Rd (Half Moon Bay). Lanes affected. Expect delays.

San Mateo 1 day, 5 hours ago

CHP : Residual delays on CA-1 Northbound and Southbound at Muir Woods Rd (Unincorporated). All lanes open. Expect delays.

Marin 1 day, 18 hours ago

CHP : Traffic Hazard on CA-1 Northbound south of CA-17 S (Santa Cruz). Right shoulder affected. Expect delays.

Santa Cruz 2 days, 3 hours ago

CHP : Traffic Collision with Injuries on CA-1 Northbound north of 1st St (Montara). Right shoulder affected. Expect delays.

San Mateo 2 days, 21 hours ago

CHP : Disabled vehicle on CA-1 Northbound at Serramonte Blvd (Daly City). Right lane blocked. Expect delays.

Moderate Accident

San Mateo 3 days, 19 hours ago

CHP : Traffic Collision on CA-1 Eastbound and Westbound at Dillon Beach Rd (Marshal). Left lane affected. Expect delays.

Santa Cruz 4 days, 1 hour ago

Caltrans : Roadwork on CA-1 Northbound at Bonny Doon Rd (Unincorporated). Right shoulder closed until 4 PM. From 9:00 AM Thursday, October 22, 2026 to 4:00 PM Thursday, October 22, 2026.

Santa Cruz 4 days, 22 hours ago

CHP : Fire on CA-1 Northbound at Geary Blvd (San Francisco). Lane blocked. Expect delays.

Moderate Accident

San Francisco 5 days, 19 hours ago

Caltrans : Roadwork on CA-1 Northbound at Brotherhood Way (San Francisco). Lane closed until 10 PM. From 4:00 PM Wednesday, October 21, 2026 to 10:00 PM Wednesday, October 21, 2026.

San Francisco 5 days, 19 hours ago

Caltrans : Roadwork on CA-1 Northbound at Bonny Doon Rd (Unincorporated). Right shoulder closed until 4 PM. From 9:00 AM Wednesday, October 21, 2026 to 4:00 PM Wednesday, October 21, 2026.

Santa Cruz 6 days, 1 hour ago