CA · Highway

CA-84 W Accidents & Crashes

CA-84 W has recorded 202 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 Alameda 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 Oct. 29, 2026.

Breakdown by type: 13 accident.

13

Total Crashes

Filtered results

0

Fatalities

Fatal injury reports

0

Today

Reported since midnight

Today's Accidents Today's Fatalities

Crash locations on CA-84 W. Click a marker to view details.

Crash Records

CA-84 W Incidents 13 results

13 accident

CHP : Disabled vehicle on CA-84 Westbound at Dumbarton Bridge - Midspan (Fremont). Right lane blocked. Expect delays.

Alameda 2 days, 1 hour ago

CHP : Traffic Hazard on CA-84 Westbound east of Dumbarton Bridge - Toll Plaza (Fremont). Left lane blocked. Expect delays.

Alameda 2 days, 2 hours ago

CHP : Traffic Hazard on CA-84 Westbound east of Dumbarton Bridge - Toll Plaza (Fremont). Right lane blocked. Expect delays.

Alameda 5 days, 23 hours ago

CHP : Traffic Collision on CA-84 Westbound west of Dumbarton Bridge - Toll Plaza (Fremont). Center lane blocked. Expect delays.

Alameda 6 days, 9 hours ago

CHP : Disabled vehicle on CA-84 Westbound at Dumbarton Bridge - Toll Plaza (Fremont). 3rd lane from the left blocked. Expect delays.

Alameda 1 week, 1 day ago

CHP : Disabled vehicle on CA-84 Westbound west of Dumbarton Bridge - Midspan (Fremont). Left lane blocked. Expect delays.

Alameda 1 week, 2 days ago

CHP : Disabled vehicle on CA-84 Westbound at Dumbarton Bridge - Midspan (Fremont). Left lane blocked. Expect delays.

Alameda 1 week, 2 days ago

CHP : Traffic Collision on CA-84 Eastbound and Westbound west of I-280 S (Woodside). All lanes blocked. Avoid the area.

San Mateo 1 week, 5 days ago

CHP : Traffic Hazard on CA-84 Westbound at Dumbarton Bridge - Midspan (Fremont). Lanes affected. Expect delays.

Alameda 2 weeks, 6 days ago

CHP : Traffic Hazard on CA-84 Westbound west of Dumbarton Bridge - Toll Plaza (Fremont). Lane affected. Expect delays.

Alameda 3 weeks ago

CHP : Residual delays on CA-84 Westbound west of Dumbarton Bridge - Causeway (Fremont). Right shoulder affected. Expect delays.

Alameda 3 weeks, 1 day ago

CHP : Fog on CA-84 Eastbound and Westbound between Dumbarton Bridge - Toll Plaza (Fremont) and University Ave (Menlo Park). Lanes affected. Traffic advisory in effect.

Alameda 4 weeks ago

CHP : Residual delays on CA-84 Westbound west of Dumbarton Bridge - Midspan (Fremont). Right shoulder affected. Expect delays.

Alameda 4 weeks ago