CA · Highway

CA-1 N Accidents & Crashes

CA-1 N has recorded 121 traffic crashes in California since 2024, with no fatalities on record. In the last 24 hours, 1 new crash 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 June 10, 2026.

Breakdown by type: 5 construction, 3 accident.

8

Total Crashes

Filtered results

0

Fatalities

Fatal injury reports

1

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 8 results

5 construction 3 accident

Caltrans : Roadwork on CA-1 Northbound at Valley Ford Freestone Rd (Valley Ford). Lane closed. One way traffic control in effect. From 8:00 AM Wednesday, June 10, 2026 to 6:00 PM Wednesday, June 10, 2026.

Sonoma 4 minutes ago Live

Caltrans : Roadwork on CA-1 Eastbound and Westbound at Dillon Beach Rd (Marshal). Lane closed. One way traffic control in effect. From 9:00 AM Monday, June 08, 2026 to 3:00 PM Monday, June 08, 2026.

Santa Cruz 1 day, 20 hours ago

CHP : Traffic Collision on CA-1 Northbound north of Old Devil's Slide Hwy (Pacifica). Right lane blocked. Expect delays.

San Mateo 2 days, 19 hours ago

Caltrans : Roadwork on CA-1 Northbound at CA-92 E (Half Moon Bay). Lane closed until 6 AM. From 9:00 PM Friday, June 05, 2026 to 6:00 AM Saturday, June 06, 2026.

San Mateo 4 days, 5 hours ago

CHP : Vehicle fire on CA-1 Northbound south of US-101 N (san Francisco) (San Francisco). Right shoulder affected. Expect delays.

Moderate Accident

San Francisco 5 days, 3 hours ago

Caltrans : Roadwork on CA-1 Northbound at Bridgeway (Sausalito). Lane closed until 3 PM. From 9:00 AM Thursday, June 04, 2026 to 3:00 PM Thursday, June 04, 2026.

Marin 5 days, 20 hours ago

CHP : Traffic Hazard on CA-1 Northbound north of Almonte Blvd (Unincorporated). Lane blocked. Expect delays.

Marin 6 days ago

Caltrans : Roadwork on CA-1 Northbound at Higgins Canyon Rd (Half Moon Bay). Lane closed until 7 AM. From 6:00 PM Wednesday, June 03, 2026 to 7:00 AM Thursday, June 04, 2026.

San Mateo 6 days, 5 hours ago