CA · Highway

I-280 S Accidents & Crashes

I-280 S has recorded 414 traffic crashes in California since 2024, with no fatalities on record. In the last 24 hours, 2 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 June 9, 2026.

Breakdown by type: 349 accident, 48 construction.

397

Total Crashes

Filtered results

0

Fatalities

Fatal injury reports

2

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 397 results

349 accident 48 construction

CHP : Disabled vehicle on I-280 Southbound at Washington St (Daly City). Lane affected. Expect delays.

Moderate Accident

San Mateo 11 hours, 9 minutes ago

CHP : Traffic Collision on I-280 Southbound north of Saratoga Ave (San Jose). Left lane blocked. Expect delays.

Moderate Accident

Santa Clara 11 hours, 39 minutes ago

CHP : Disabled vehicle on I-280 Southbound north of S 7TH St (San Jose). 3rd lane from the left blocked. Expect delays.

Moderate Accident

Santa Clara 1 day, 10 hours ago

CHP : Fire on I-280 Southbound at Mariposa St (San Francisco). Lane affected. Expect delays.

Moderate Accident

San Francisco 1 day, 12 hours ago

CHP : Traffic Collision on I-280 Southbound ramp to Guadalupe Pky (San Jose). Lane affected. Expect delays.

Moderate Accident

Santa Clara 1 day, 14 hours ago

CHP : Traffic Collision on I-280 Southbound north of Guadalupe Pky (San Jose). Lane affected. Expect delays.

Moderate Accident

Santa Clara 1 day, 14 hours ago

CHP : Disabled vehicle on I-280 Southbound south of CA-85 N (Sunnyvale). Right lane blocked. Expect delays.

Moderate Accident

Santa Clara 1 day, 15 hours ago

CHP : Traffic Hazard on I-280 Southbound north of Farm Hill Blvd (Woodside). Lane affected. Expect delays.

Moderate Accident

San Mateo 2 days, 9 hours ago

CHP : Disabled vehicle on I-280 Southbound exiting at Monterey Blvd (San Francisco). Off Ramp blocked. Expect delays.

San Francisco 2 days, 12 hours ago

CHP : Residual delays on I-280 Southbound north of Serramonte Blvd (Daly City). Right shoulder affected. Expect delays.

Moderate Accident

San Mateo 2 days, 14 hours ago

CHP : Traffic Collision on I-280 Southbound north of Farm Hill Blvd (Woodside). Right shoulder affected. Expect delays.

Moderate Accident

San Mateo 3 days, 1 hour ago

CHP : Disabled vehicle on I-280 Southbound at US-101 N (San Francisco). Lanes blocked. Expect delays.

Moderate Accident

San Francisco 3 days, 2 hours ago

CHP : Traffic Collision with Injuries on I-280 Southbound south of Westborough Blvd (South San Francisco). Lane blocked. Expect delays.

Moderate Accident

San Mateo 3 days, 3 hours ago

CHP : Traffic Collision on I-280 Southbound north of Farm Hill Blvd (Woodside). Right shoulder affected. Expect delays.

Moderate Accident

San Mateo 3 days, 3 hours ago

CHP : Residual delays on I-280 Southbound north of Bird Ave (San Jose). Lanes affected. Expect delays.

Moderate Accident

Santa Clara 3 days, 9 hours ago

CHP : Disabled vehicle on I-280 Southbound south of CA-84 W (Woodside). Lanes blocked. Expect delays.

Moderate Accident

San Mateo 3 days, 12 hours ago

CHP : Traffic Hazard on I-280 Southbound north of Bird Ave (San Jose). Right lane blocked. Expect delays.

Moderate Accident

Santa Clara 3 days, 13 hours ago

Caltrans : Roadwork on I-280 Southbound exiting at S 11TH St (San Jose). Off Ramp closed until 1 PM. From 8:00 AM Saturday, June 06, 2026 to 1:00 PM Saturday, June 06, 2026.

Santa Clara 3 days, 16 hours ago

CHP : Traffic Hazard on I-280 Southbound north of Foothill Expy (Los Altos). Right lane blocked. Expect delays.

Moderate Accident

Santa Clara 3 days, 16 hours ago

CHP : Disabled vehicle on I-280 Southbound south of Ocean Ave (San Francisco). Lane affected. Expect delays.

Moderate Accident

San Francisco 3 days, 21 hours ago

CHP : Traffic Collision on I-280 Southbound at Cesar Chavez St (San Francisco). Lane affected. Expect delays.

Moderate Accident

San Francisco 3 days, 21 hours ago

CHP : Disabled vehicle on I-280 Southbound at I-280 S-CA-1 S Join (Daly City). Right lane blocked. Expect delays.

Moderate Accident

San Mateo 4 days, 10 hours ago

CHP : Traffic Hazard on I-280 Southbound south of Monterey Blvd (San Francisco). Left lane affected. Expect delays.

Moderate Accident

San Francisco 4 days, 12 hours ago

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

San Mateo 4 days, 20 hours ago

Caltrans : Roadwork on I-280 Southbound entering at Bird Ave (San Jose). On Ramp closed until 6 AM. From 8:00 PM Thursday, June 04, 2026 to 6:00 AM Friday, June 05, 2026.

Santa Clara 5 days, 1 hour ago

CHP : Downed tree on I-280 Southbound south of CA-84 E (Woodside). Right lanes blocked. Expect delays.

Moderate Accident

San Mateo 5 days, 8 hours ago

CHP : Residual delays on I-280 Southbound north of N De Anza Blvd (Cupertino). Right shoulder affected. Expect delays.

Moderate Accident

Santa Clara 5 days, 10 hours ago

Caltrans : Roadwork on I-280 Southbound exiting at Meridian Ave (San Jose). Off Ramp closed until 2-30 PM. From 8:15 AM Thursday, June 04, 2026 to 2:30 PM Thursday, June 04, 2026.

Santa Clara 5 days, 14 hours ago

Caltrans : Roadwork on I-280 Southbound entering at Lawrence Expy (San Jose). On Ramp closed until 6 AM. From 10:00 PM Wednesday, June 03, 2026 to 6:00 AM Thursday, June 04, 2026.

Santa Clara 5 days, 23 hours ago

CHP : Disabled vehicle on I-280 Southbound north of Serramonte Blvd (Daly City). Left lane affected. Expect delays.

Moderate Accident

San Mateo 6 days, 8 hours ago

CHP : Residual delays on I-280 Southbound north of Foothill Expy (Los Altos). Right shoulder affected. Expect delays.

Moderate Accident

Santa Clara 6 days, 12 hours ago

CHP : Traffic Hazard on I-280 Southbound north of Cesar Chavez St (San Francisco). Center lane blocked. Expect delays.

Moderate Accident

San Francisco 6 days, 20 hours ago

CHP : Residual delays on I-280 Southbound south of San Jose Ave (San Francisco). Right shoulder affected. Expect delays.

Moderate Accident

San Francisco 1 week ago

CHP : Disabled vehicle on I-280 Southbound north of Mclaughlin Ave (San Jose). Center Divider open. Expect delays.

Santa Clara 1 week, 1 day ago

CHP : Traffic Collision on I-280 Southbound exiting at S Bascom Ave (San Jose). Off Ramp affected. Expect delays.

Santa Clara 1 week, 1 day ago

CHP : Residual delays on I-280 Southbound north of Avalon Dr (South San Francisco). Right shoulder affected. Expect delays.

Moderate Accident

San Mateo 1 week, 1 day ago

CHP : Traffic Hazard on I-280 Southbound north of CA-92 W (San Mateo). Lane affected. Expect delays.

Moderate Accident

San Mateo 1 week, 1 day ago

CHP : Traffic Hazard on I-280 Southbound north of Edgewood Rd (Unincorporated). Lanes affected. Expect delays.

Moderate Accident

San Mateo 1 week, 1 day ago

CHP : Disabled vehicle on I-280 Southbound north of CA-92 W (San Mateo). Lane affected. Expect delays.

Moderate Accident

San Mateo 1 week, 2 days ago

CHP : Traffic Hazard on I-280 Southbound north of Ocean Ave (San Francisco). Right lane affected. Expect delays.

Moderate Accident

San Francisco 1 week, 2 days ago

CHP : Residual delays on I-280 Southbound at Foothill Expy (Los Altos). Lane affected. Expect delays.

Moderate Accident

Santa Clara 1 week, 2 days ago

CHP : Traffic Collision on I-280 Southbound north of Guadalupe Pky (San Jose). Lane open. Expect delays.

Santa Clara 1 week, 2 days ago

CHP : Fire on I-280 Southbound at Guadalupe Pky (San Jose). Off Ramp affected. Expect delays.

Santa Clara 1 week, 2 days ago

CHP : Fire on I-280 Southbound at Mariposa St (San Francisco). On Ramp affected. Expect delays.

San Francisco 1 week, 2 days ago

Caltrans : Roadwork on I-280 Southbound exiting at Crystal Springs Rd (San Bruno). Off Ramp closed until 5 AM. From 9:00 PM Saturday, May 30, 2026 to 5:00 AM Sunday, May 31, 2026.

San Mateo 1 week, 3 days ago

Caltrans : Roadwork on I-280 Southbound at Crystal Springs Rd (San Bruno). Right lane and shoulder closed until 5 AM. From 9:00 PM Saturday, May 30, 2026 to 5:00 AM Sunday, May 31, 2026.

San Mateo 1 week, 3 days ago

CHP : Disabled vehicle on I-280 Southbound south of Trousdale Dr (Burlingame). Right lane blocked. Expect delays.

Moderate Accident

San Mateo 1 week, 3 days ago

CHP : Traffic Hazard on I-280 Southbound south of John Daly Blvd (Daly City). Center lane blocked. Expect delays.

Moderate Accident

San Mateo 1 week, 3 days ago

CHP : Traffic Hazard on I-280 Southbound north of N Wolfe Rd (Cupertino). Right lane blocked. Expect delays.

Moderate Accident

Santa Clara 1 week, 3 days ago

CHP : Traffic Hazard on I-280 Southbound south of Ocean Ave (San Francisco). Lanes affected. Expect delays.

Moderate Accident

San Francisco 1 week, 3 days ago