CA · County

Contra Costa Car Accidents & Crashes

Contra Costa County has recorded 5,854 traffic crashes since 2024, with no fatalities on record. In the last 24 hours, 47 new crashes were reported. Crash volume is highest on CA-4 W and CA-4 E.

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. CCRS records include party details, injury severity, vehicle information, and precise geographic coordinates. Last updated Nov. 5, 2026.

Breakdown by type: 231 accident.

231

Total Crashes

Filtered results

0

Fatalities

Fatal injury reports

1

Today

Reported since midnight

Today's Accidents Today's Fatalities

showing most recent 231 incidents with location data · click a marker to view details

Crash Records

Contra Costa Incidents 231 results

231 accident

CHP : Pothole and Disabled vehicle on I-80 Westbound exiting at Richmond Pky (Pinole). Off Ramp affected. Expect delays.

I-80 W 1 hour, 25 minutes ago

CHP : Disabled tractor trailer on I-80 Westbound exiting at Cummings Skwy (Crockett). Off Ramp affected. Expect delays.

I-80 W 13 hours, 40 minutes ago

CHP : Traffic Collision with Injuries on CA-4 Eastbound at Railroad Ave (Pittsburg). Off Ramp affected. Expect delays.

CA-4 E 22 hours, 10 minutes ago

CHP : Traffic Collision on CA-4 Eastbound exiting at Loveridge Rd (Pittsburg). Off Ramp blocked. Expect delays.

CA-4 E 22 hours, 40 minutes ago

CHP : Vehicle fire on CA-160 Southbound entering at Wilbur Ave (Antioch). On Ramp blocked. Expect delays.

CA-160 S 1 day, 2 hours ago

CHP : Traffic Collision on I-680 Northbound entering at Concord Ave (Pleasant Hill). On Ramp blocked. Expect delays.

I-680 N 1 day, 3 hours ago

CHP : Disabled vehicle on I-680 Northbound at Benicia Bridge - Toll Plaza (Martinez). Right lanes affected. Expect delays.

I-680 N 1 day, 5 hours ago

CHP : Disabled vehicle on I-580 Westbound at Richmond San Rafael Bridge (Richmond). Lane affected. Expect delays.

I-580 W 1 day, 13 hours ago

CHP : Severe traffic alert and Traffic Collision with Injuries and Overturned vehicle on CA-24 Westbound west of Wilder Road (Orinda). Left lanes blocked. Expect delays.

CA-24 W 1 day, 23 hours ago

CHP : Traffic Hazard on I-680 Northbound north of Benicia Bridge - Toll Plaza (Martinez). Right lane blocked. Expect delays.

I-680 N 2 days, 3 hours ago

CHP : Traffic Hazard on I-80 Westbound exiting at Solano Ave (Richmond). Off Ramp affected. Expect delays.

I-80 W 2 days, 6 hours ago

CHP : Traffic Collision on CA-4 Westbound exiting at Somersville Rd (Antioch). Off Ramp affected. Expect delays.

CA-4 W 2 days, 8 hours ago

CHP : Traffic Collision on CA-4 Westbound entering at Balfour Rd (Antioch). On Ramp affected. Expect delays.

CA-4 W 2 days, 10 hours ago

CHP : Disabled vehicle on I-580 Eastbound west of Richmond San Rafael Bridge (Richmond). Right lane blocked. Expect delays.

I-580 E 2 days, 22 hours ago

CHP : Traffic Collision on I-580 Westbound east of Western Dr (Richmond). Left lane blocked. Expect delays.

I-580 W 3 days ago

CHP : Traffic Collision on I-580 Eastbound at Richmond San Rafael Bridge (Richmond). Right lane blocked. Expect delays.

I-580 E 3 days, 3 hours ago

CHP : Traffic Hazard on I-580 Westbound east of Richmond San Rafael Bridge - Toll Plaza (Richmond). Lane blocked. Expect delays.

I-580 W 4 days, 9 hours ago

CHP : Traffic Collision with Injuries on I-580 Westbound exiting at Erlandson St (Richmond). Off Ramp blocked. Expect delays.

I-580 W 4 days, 13 hours ago

CHP : Traffic Collision with Injuries on I-680 Northbound north of Livorna Rd (Alamo). Off Ramp affected. Expect delays.

I-680 N 4 days, 15 hours ago

CHP : Traffic Hazard on CA-4 Westbound at Alhambra Ave (Martinez). On Ramp blocked. Expect delays.

CA-4 W 4 days, 23 hours ago

CHP : Disabled vehicle on I-680 Northbound exiting at Oak Park Blvd (Pleasant Hill). Off Ramp affected. Expect delays.

I-680 N 5 days, 1 hour ago

CHP : Disabled vehicle on CA-4 Eastbound at San Pablo Ave (Hercules). Right lane blocked. Expect delays.

CA-4 E 6 days, 2 hours ago

CHP : Disabled vehicle on CA-160 Northbound south of Sacramento County Line (Oakley). Lanes blocked. Expect delays.

CA-160 N 6 days, 10 hours ago

CHP : Disabled vehicle on I-580 Eastbound east of Richmond San Rafael Bridge (Richmond). Right lane blocked. Expect delays.

I-580 E 6 days, 14 hours ago

CHP : Traffic Hazard on I-680 Southbound entering at Willow Pass Rd (Concord). On Ramp affected. Expect delays.

I-680 S 1 week, 1 day ago

CHP : Fire on I-680 Southbound north of Willow Pass Rd (Concord). On Ramp affected. Expect delays.

I-680 S 1 week, 1 day ago

CHP : Fire on I-580 Westbound entering at Castro St (Richmond). On Ramp affected. Expect delays.

I-580 W 1 week, 1 day ago

CHP : Traffic Hazard on CA-4 Eastbound west of Laurel Rd (Antioch). Lanes blocked. Expect delays.

CA-4 E 1 week, 1 day ago

CHP : Fire on I-580 Westbound east of Erlandson St (Richmond). On Ramp affected. Expect delays.

I-580 W 1 week, 2 days ago

CHP : Traffic Hazard on I-680 Southbound entering at Willow Pass Rd (Concord). On Ramp blocked. Expect delays.

I-680 S 1 week, 2 days ago

CHP : Disabled vehicle on I-80 Eastbound exiting at Central Ave (Richmond). Off Ramp affected. Expect delays.

I-80 E 1 week, 2 days ago

CHP : Traffic Collision on CA-4 Eastbound ramp to I-680 S (Martinez). Connector ramp affected. Expect delays.

CA-4 E 1 week, 2 days ago

CHP : Traffic Hazard on CA-4 Eastbound east of San Pablo Ave (Hercules). Right lane affected. Expect delays.

CA-4 E 1 week, 2 days ago

CHP : Traffic Hazard on CA-4 Eastbound west of Sand Creek Rd (Brentwood). Lane affected. Expect delays.

CA-4 E 1 week, 3 days ago

CHP : Traffic Hazard on I-580 Westbound east of Richmond San Rafael Bridge - Toll Plaza (Richmond). Lanes blocked. Expect delays.

I-580 W 1 week, 3 days ago

CHP : Disabled vehicle on I-80 Westbound at Solano Ave (Richmond). On Ramp affected. Expect delays.

I-80 W 1 week, 4 days ago

CHP : Disabled vehicle on CA-4 Eastbound at I-80 E (Hercules). Lanes affected. Expect delays.

CA-4 E 1 week, 4 days ago

CHP : Traffic Hazard on I-80 Eastbound west of Solano Ave (Richmond). Off Ramp affected. Expect delays.

I-80 E 1 week, 4 days ago

CHP : Traffic Collision on CA-4 Westbound entering at Somersville Rd (Antioch). On Ramp blocked. Expect delays.

CA-4 W 1 week, 4 days ago

CHP : Vehicle fire on I-580 Eastbound west of Central Ave (Richmond). Right and center lanes blocked. Expect delays.

I-580 E 1 week, 5 days ago

CHP : Residual delays on I-80 Westbound entering at Hilltop Dr (San Pablo). On Ramp affected. Expect delays.

I-80 W 1 week, 5 days ago

CHP : Traffic Hazard on I-680 Northbound exiting at Diablo Rd (Danville). Off Ramp affected. Expect delays.

I-680 N 1 week, 5 days ago

CHP : Disabled vehicle on I-580 Eastbound west of Richmond San Rafael Bridge (Richmond). Right lane affected. Expect delays.

I-580 E 1 week, 5 days ago

CHP : Traffic Collision on I-680 Southbound south of N Main St (Walnut Creek). On Ramp blocked. Expect delays.

I-680 S 1 week, 6 days ago

CHP : Fire on I-80 Westbound at El Portal Dr (San Pablo). On Ramp affected. Expect delays.

I-80 W 1 week, 6 days ago

CHP : Disabled vehicle on CA-24 Eastbound at Caldecott Tunnel Split (Orinda). Off Ramp affected. Expect delays.

CA-24 E 1 week, 6 days ago

CHP : Traffic Hazard on I-680 Northbound south of Benicia Bridge - Toll Plaza (Martinez). 2nd lane from the left affected. Expect delays.

I-680 N 2 weeks ago

CHP : Traffic Hazard on I-680 Southbound ramp to CA-24 W (Walnut Creek). On Ramp affected. Expect delays.

I-680 S 2 weeks ago

CHP : Traffic Hazard on I-580 Westbound west of Richmond San Rafael Bridge - Toll Plaza (Richmond). Left lane blocked. Expect delays.

I-580 W 2 weeks ago

CHP : Traffic Hazard on I-680 Southbound entering at Diablo Rd (Danville). On Ramp blocked. Expect delays.

I-680 S 2 weeks ago