CA · Highway

I-280 S Accidents & Crashes

I-280 S has recorded 1,302 traffic crashes in California since 2024, with no fatalities on record. In the last 24 hours, 5 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. 4, 2026.

Breakdown by type: 9 accident.

9

Total Crashes

Filtered results

0

Fatalities

Fatal injury reports

1

Today

Reported since midnight

Today's Accidents Today's Fatalities

Crash locations on I-280 S. Click a marker to view details.

Crash Records

I-280 S Incidents 9 results

9 accident

CHP : Disabled vehicle on I-280 Southbound ramp to US-101 S (san Jose) (San Jose). Connector ramp affected. Expect delays.

Santa Clara 7 hours, 54 minutes ago

CHP : Severe traffic alert and Traffic Collision on I-280 Southbound north of John Daly Blvd (Daly City). Right lanes blocked. Expect delays.

San Mateo 23 hours, 39 minutes ago

CHP : Disabled vehicle on I-280 Southbound exiting at Saratoga Ave (San Jose). Off Ramp affected. Expect delays.

Santa Clara 1 day ago

CHP : Traffic Collision on I-280 Southbound ramp to US-101 S (san Francisco) (San Francisco). On Ramp blocked. Expect delays.

San Francisco 3 days, 8 hours ago

CHP : Traffic Collision on I-280 Southbound at Saratoga Ave (San Jose). Off Ramp closed. Expect delays.

Santa Clara 3 days, 8 hours ago

CHP : Traffic Collision with Injuries on I-280 Southbound north of Monterey Blvd (San Francisco). Off Ramp affected. Expect delays.

San Francisco 3 days, 12 hours ago

CHP : Disabled vehicle on I-280 Southbound exiting at Sand Hill Rd (Menlo Park). Off Ramp blocked. Expect delays.

San Mateo 3 days, 21 hours ago

CHP : Traffic Collision on I-280 Southbound at Alemany Blvd (San Francisco). Off Ramp blocked. Expect delays.

San Francisco 3 days, 22 hours ago

CHP : Traffic Hazard on I-280 Southbound at Alemany Blvd (San Francisco). Off Ramp affected. Expect delays.

San Francisco 5 days, 18 hours ago