CA · Highway

CA-1 N Accidents & Crashes

CA-1 N has recorded 221 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 July 30, 2026.

Breakdown by type: 130 accident, 91 construction.

221

Total Crashes

Filtered results

0

Fatalities

Fatal injury reports

3

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 221 results

130 accident 91 construction

Caltrans : Roadwork on CA-1 Northbound at Higgins Canyon Rd (Half Moon Bay). Lane closed until 7 AM. From 6:00 PM Wednesday, July 29, 2026 to 7:00 AM Thursday, July 30, 2026.

San Mateo 7 hours, 56 minutes ago

Caltrans : Roadwork on CA-1 Northbound at CA-92 E (Half Moon Bay). Lane closed until 6 AM. From 8:00 PM Wednesday, July 29, 2026 to 6:00 AM Thursday, July 30, 2026.

San Mateo 9 hours, 56 minutes ago

Caltrans : Emergency construction on CA-1 Northbound entering at CA-92 E (Half Moon Bay). On Ramp closed until 6 AM. From 9:00 PM Wednesday, July 29, 2026 to 6:00 AM Thursday, July 30, 2026.

San Mateo 13 hours, 11 minutes ago

Caltrans : Roadwork on CA-1 Northbound at Higgins Canyon Rd (Half Moon Bay). Lane closed until 7 AM. From 6:00 PM Tuesday, July 28, 2026 to 7:00 AM Wednesday, July 29, 2026.

San Mateo 1 day, 8 hours ago

Caltrans : Roadwork on CA-1 Northbound at CA-92 E (Half Moon Bay). Lane closed until 6 AM. From 8:00 PM Tuesday, July 28, 2026 to 6:00 AM Wednesday, July 29, 2026.

San Mateo 1 day, 8 hours ago

Caltrans : Roadwork on CA-1 Northbound at Capistrano Rd (El Granada). Lane closed until 6 AM. From 10:00 PM Tuesday, July 28, 2026 to 6:00 AM Wednesday, July 29, 2026.

San Mateo 1 day, 8 hours ago

Caltrans : Roadwork on CA-1 Northbound at Bodega Hwy (Bodega). Lane closed until 6 PM. From 8:00 AM Tuesday, July 28, 2026 to 6:00 PM Tuesday, July 28, 2026.

Sonoma 1 day, 20 hours ago

CHP : Traffic Hazard on CA-1 Northbound ramp to CA-17 N (Santa Cruz). Connector ramp affected. Expect delays.

Santa Cruz 2 days, 6 hours ago

Caltrans : Roadwork on CA-1 Northbound at Higgins Canyon Rd (Half Moon Bay). Lane closed until 7 AM. From 6:00 PM Monday, July 27, 2026 to 7:00 AM Tuesday, July 28, 2026.

San Mateo 2 days, 8 hours ago

Caltrans : Roadwork on CA-1 Northbound at CA-92 E (Half Moon Bay). Lane closed until 6 AM. From 8:00 PM Monday, July 27, 2026 to 6:00 AM Tuesday, July 28, 2026.

San Mateo 2 days, 8 hours ago

Caltrans : Roadwork on CA-1 Northbound at Valley Ford Rd (Valley Ford). Lane closed until 5 AM. From 8:00 PM Monday, July 27, 2026 to 5:00 AM Tuesday, July 28, 2026.

Sonoma 2 days, 9 hours ago

CHP : Traffic Collision with Injuries on CA-1 Northbound at Point Reyes-petaluma Rd (Point Reyes Station). Lane affected. Expect delays.

Marin 3 days, 23 hours ago

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

San Mateo 4 days, 15 hours ago

Caltrans : Roadwork on CA-1 Northbound at Capistrano Rd (El Granada). Lane closed until 6 AM. From 10:00 PM Friday, July 24, 2026 to 6:00 AM Saturday, July 25, 2026.

San Mateo 5 days, 11 hours ago

Caltrans : Roadwork on CA-1 Northbound and Southbound at Stewarts Point Skaggs Springs Rd (Unincorporated). Lane closed. One way traffic control in effect. From 7:00 AM Friday, July 24, 2026 to 4:00 PM Friday, July 24, 2026.

Sonoma 5 days, 22 hours ago

Caltrans : Roadwork on CA-1 Northbound at Higgins Canyon Rd (Half Moon Bay). Lane closed until 7 AM. From 5:00 PM Thursday, July 23, 2026 to 7:00 AM Friday, July 24, 2026.

San Mateo 6 days, 8 hours ago

Caltrans : Roadwork on CA-1 Northbound at CA-92 E (Half Moon Bay). Lane closed until 6 AM. From 8:00 PM Thursday, July 23, 2026 to 6:00 AM Friday, July 24, 2026.

San Mateo 6 days, 8 hours ago

Caltrans : Roadwork on CA-1 Northbound at Capistrano Rd (El Granada). Lane closed until 6 AM. From 10:00 PM Wednesday, July 22, 2026 to 6:00 AM Thursday, July 23, 2026.

San Mateo 1 week ago

Caltrans : Roadwork on CA-1 Northbound at CA-92 E (Half Moon Bay). Lane closed until 6 AM. From 8:00 PM Wednesday, July 22, 2026 to 6:00 AM Thursday, July 23, 2026.

San Mateo 1 week ago

CHP : Traffic Collision on CA-1 Eastbound and Westbound west of Fairfax - Bolinas Rd (Marin). Left shoulder affected. Expect delays.

Moderate Accident

Santa Cruz 1 week ago

CHP : Traffic Collision with Injuries on CA-1 Eastbound and Westbound north of Fairfax - Bolinas Rd (Marin). Right shoulder affected. Expect delays.

Moderate Accident

Santa Cruz 1 week ago

CHP : Traffic Collision with Injuries on CA-1 Northbound at Capistrano Rd (El Granada). Lanes blocked. Expect delays.

San Mateo 1 week ago

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

Moderate Accident

San Francisco 1 week, 1 day ago

Caltrans : Roadwork on CA-1 Northbound at CA-92 E (Half Moon Bay). Lane closed until 6 AM. From 8:00 PM Tuesday, July 21, 2026 to 6:00 AM Wednesday, July 22, 2026.

San Mateo 1 week, 1 day ago

CHP : Fire on CA-1 Northbound south of Linda Mar Blvd (Pacifica). Lane affected. Expect delays.

Moderate Accident

San Mateo 1 week, 1 day ago

CHP : Traffic Hazard on CA-1 Northbound south of Alemany Blvd (Daly City). Left lane affected. Expect delays.

Moderate Accident

San Mateo 1 week, 1 day ago

Caltrans : Roadwork on CA-1 Eastbound and Westbound at Dillon Beach Rd (Marshal). Lane closed until 5 PM. From 7:00 AM Tuesday, July 21, 2026 to 5:00 PM Tuesday, July 21, 2026.

Santa Cruz 1 week, 1 day ago

Caltrans : Roadwork on CA-1 Northbound exiting at Skyline Blvd (Daly City). Off Ramp closed until 3 PM. From 9:00 AM Tuesday, July 21, 2026 to 3:00 PM Tuesday, July 21, 2026.

San Mateo 1 week, 1 day ago

CHP : Traffic Collision on CA-1 Northbound ramp to CA-17 N (Santa Cruz). Lane affected. Expect delays.

Moderate Accident

Santa Cruz 1 week, 1 day ago

Caltrans : Roadwork on CA-1 Northbound at Capistrano Rd (El Granada). Lane closed until 6 AM. From 10:00 PM Monday, July 20, 2026 to 6:00 AM Tuesday, July 21, 2026.

San Mateo 1 week, 2 days ago

CHP : Traffic Collision on CA-1 Northbound south of Skyline Blvd (Daly City). Lane affected. Expect delays.

Moderate Accident

San Mateo 1 week, 2 days ago

CHP : Traffic Collision on CA-1 Northbound ramp to Skyline Blvd (Daly City). Connector ramp affected. Expect delays.

San Mateo 1 week, 3 days ago

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

Santa Cruz 1 week, 4 days ago

CHP : Disabled vehicle on CA-1 Northbound north of Panoramic Hwy (Unincorporated). Lane blocked. Expect delays.

Marin 1 week, 4 days ago

Caltrans : Roadwork on CA-1 Northbound at Stewarts Point Skaggs Springs Rd (Unincorporated). Lane closed. One way traffic control in effect. From 7:00 AM Friday, July 17, 2026 to 4:00 PM Friday, July 17, 2026.

Sonoma 1 week, 5 days ago

CHP : Traffic Collision on CA-1 Northbound north of Valley Ford Rd (Valley Ford). Right shoulder affected. Expect delays.

Sonoma 1 week, 6 days ago

CHP : Traffic Hazard on CA-1 Northbound south of Valley Ford Rd (Valley Ford). Lane blocked. Expect delays.

Sonoma 1 week, 6 days ago

CHP : Disabled vehicle on CA-1 Northbound at Carlos St (Moss Beach). Lane blocked. Expect delays.

San Mateo 1 week, 6 days ago

Caltrans : Roadwork on CA-1 Northbound at Stewarts Point Skaggs Springs Rd (Unincorporated). Lane closed. One way traffic control in effect. From 8:00 AM Thursday, July 16, 2026 to 4:00 PM Thursday, July 16, 2026.

Sonoma 1 week, 6 days ago

CHP : Disabled vehicle on CA-1 Northbound at Bonny Doon Rd (Unincorporated). Lane affected. Expect delays.

Santa Cruz 2 weeks ago

Caltrans : Roadwork on CA-1 Northbound at Stewarts Point Skaggs Springs Rd (Unincorporated). Lane closed. One way traffic control in effect. From 8:00 AM Wednesday, July 15, 2026 to 4:00 PM Wednesday, July 15, 2026.

Sonoma 2 weeks ago

CHP : Traffic Collision with Injuries on CA-1 Northbound north of Point Reyes-petaluma Rd (Point Reyes Station). Lane affected. Expect delays.

Marin 2 weeks, 1 day ago

CHP : Traffic Hazard on CA-1 Northbound north of Carlos St (Moss Beach). Lane affected. Expect delays.

San Mateo 2 weeks, 1 day ago

CHP : Traffic Hazard on CA-1 Northbound south of US-101 N (sausalito) (Sausalito). Lane affected. Expect delays.

Moderate Accident

Marin 2 weeks, 2 days ago

Caltrans : Roadwork on CA-1 Northbound south of Stewarts Point Skaggs Springs Rd (Unincorporated). One way traffic control is in effect. Expect delays. From 10:30 AM Monday, July 13, 2026 to 4:00 PM Monday, July 13, 2026.

Sonoma 2 weeks, 2 days ago

CHP : Traffic Collision with Injuries on CA-1 Northbound at CA-17 S (Santa Cruz). Center Divider affected. Expect delays.

Santa Cruz 2 weeks, 3 days ago

CHP : Disabled vehicle on CA-1 Northbound north of CA-17 S (Santa Cruz). Right shoulder affected. Expect delays.

Santa Cruz 2 weeks, 3 days ago

CHP : Disabled bus on CA-1 Northbound at Panoramic Hwy (Unincorporated). Lanes blocked. Expect delays.

Marin 2 weeks, 3 days ago

CHP : Traffic Hazard on CA-1 Northbound south of Milagra Dr (Pacifica). Lane blocked. Expect delays.

Moderate Accident

San Mateo 2 weeks, 4 days ago

CHP : Traffic Collision with Injuries on CA-1 Northbound south of Alemany Blvd (Daly City). Lane blocked. Expect delays.

Moderate Accident

San Mateo 2 weeks, 4 days ago