CA · Highway

CA-4 E Accidents & Crashes

CA-4 E has recorded 278 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 Contra Costa.

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 10, 2026.

Breakdown by type: 21 accident, 6 construction.

27

Total Crashes

Filtered results

0

Fatalities

Fatal injury reports

3

Today

Reported since midnight

Today's Accidents Today's Fatalities

Crash locations on CA-4 E. Click a marker to view details.

Crash Records

CA-4 E Incidents 27 results

21 accident 6 construction

Caltrans : Roadwork on CA-4 Eastbound between Hillcrest Ave (Antioch) and CA-160 (Antioch). Right lane and shoulder closed until 6 AM. From 9:00 PM Tuesday, June 09, 2026 to 6:00 AM Wednesday, June 10, 2026.

Contra Costa 2 hours, 44 minutes ago

CHP : Disabled vehicle on CA-4 Eastbound east of Willow Pass Rd (Pittsburg). 2nd lane from the left blocked. Expect delays.

Moderate Accident

Contra Costa 13 hours, 14 minutes ago

CHP : Residual delays on CA-4 Eastbound west of Bailey Rd (Pittsburg). All lanes open. Expect delays.

Contra Costa 13 hours, 59 minutes ago

Caltrans : Roadwork on CA-4 Eastbound at Railroad Ave (Pittsburg). Right lane and shoulder closed until 8 AM. From 8:00 PM Monday, June 08, 2026 to 8:00 AM Tuesday, June 09, 2026.

Contra Costa 1 day ago

Caltrans : Roadwork on CA-4 Eastbound between Hillcrest Ave (Antioch) and CA-160 (Antioch). Various lanes closed until 6 AM. From 10:00 PM Monday, June 08, 2026 to 6:00 AM Tuesday, June 09, 2026.

Contra Costa 1 day, 2 hours ago

Caltrans : Roadwork on CA-4 Eastbound between Hillcrest Ave (Antioch) and CA-160 (Antioch). Various lanes closed until 6 AM. From 10:00 PM Sunday, June 07, 2026 to 6:00 AM Monday, June 08, 2026.

Contra Costa 2 days, 2 hours ago

Caltrans : Roadwork on CA-4 Eastbound entering at Hillcrest Ave (Antioch). On Ramp closed until 4 AM. From 10:00 PM Sunday, June 07, 2026 to 4:00 AM Monday, June 08, 2026.

Contra Costa 2 days, 4 hours ago

CHP : Traffic Collision with Injuries and Overturned vehicle on CA-4 Eastbound at Discovery Bay Blvd (Discovery Bay). All lanes blocked. Avoid the area.

Contra Costa 2 days, 12 hours ago

CHP : Disabled vehicle on CA-4 Eastbound west of Willow Pass Rd (Pittsburg). Lane affected. Expect delays.

Moderate Accident

Contra Costa 2 days, 14 hours ago

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

Contra Costa 2 days, 17 hours ago

CHP : Traffic Hazard on CA-4 Eastbound west of G St (Antioch). Lane affected. Expect delays.

Moderate Accident

Contra Costa 2 days, 17 hours ago

CHP : Traffic Hazard on CA-4 Eastbound east of CA-242 S (Concord). 2nd lane from the left blocked. Expect delays.

Moderate Accident

Contra Costa 3 days, 1 hour ago

CHP : Traffic Hazard on CA-4 Eastbound west of Somersville Rd (Antioch). Right lane affected. Expect delays.

Moderate Accident

Contra Costa 3 days, 14 hours ago

CHP : Disabled vehicle on CA-4 Eastbound west of Balfour Rd (Brentwood). Lane affected. Expect delays.

Moderate Accident

Contra Costa 3 days, 14 hours ago

CHP : Traffic Hazard on CA-4 Eastbound west of I-680 N (Martinez). Right lane blocked. Expect delays.

Moderate Accident

Contra Costa 3 days, 18 hours ago

CHP : Traffic Hazard on CA-4 Eastbound west of Alhambra Ave (Martinez). Right lane blocked. Expect delays.

Moderate Accident

Contra Costa 3 days, 19 hours ago

CHP : Traffic Hazard on CA-4 Eastbound west of Alhambra Ave (Martinez). Lane affected. Expect delays.

Moderate Accident

Contra Costa 3 days, 19 hours ago

CHP : Disabled vehicle on CA-4 Eastbound west of Port Chicago Hwy (Concord). Lane affected. Expect delays.

Moderate Accident

Contra Costa 3 days, 20 hours ago

CHP : Residual delays on CA-4 Eastbound west of Railroad Ave (Pittsburg). Right shoulder blocked. Expect delays.

Moderate Accident

Contra Costa 3 days, 21 hours ago

CHP : Traffic Collision with Injuries on CA-4 Eastbound west of CA-242 N (Concord). Left lane affected. Expect delays.

Moderate Accident

Contra Costa 3 days, 21 hours ago

CHP : Traffic Hazard on CA-4 Eastbound west of Railroad Ave (Pittsburg). Lane affected. Expect delays.

Moderate Accident

Contra Costa 5 days ago

CHP : Traffic Hazard on CA-4 Eastbound east of Railroad Ave (Pittsburg). Lane affected. Expect delays.

Moderate Accident

Contra Costa 5 days, 13 hours ago

Caltrans : Roadwork on CA-4 Eastbound exiting at Sand Creek Rd (Brentwood). Off Ramp closed until 6 AM. From 8:00 PM Wednesday, June 03, 2026 to 6:00 AM Thursday, June 04, 2026.

Contra Costa 6 days, 4 hours ago

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

Contra Costa 6 days, 12 hours ago

CHP : Traffic Hazard on CA-4 Eastbound at Loveridge Rd (Pittsburg). 3rd lane from the left affected. Expect delays.

Moderate Accident

Contra Costa 6 days, 13 hours ago

CHP : Traffic Collision on CA-4 Eastbound west of Loveridge Rd (Pittsburg). Left lanes blocked. Expect delays.

Moderate Accident

Contra Costa 6 days, 13 hours ago

CHP : Traffic Collision on CA-4 Eastbound at Bixler Rd (Discovery Bay). Lane affected. Expect delays.

Moderate Accident

Contra Costa 6 days, 16 hours ago