CA · Highway

CA-242 S Accidents & Crashes

CA-242 S has recorded 97 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 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 Oct. 27, 2026.

Breakdown by type: 68 accident.

68

Total Crashes

Filtered results

0

Fatalities

Fatal injury reports

1

Today

Reported since midnight

Today's Accidents Today's Fatalities

Crash locations on CA-242 S. Click a marker to view details.

Crash Records

CA-242 S Incidents 68 results

68 accident

CHP : Traffic Collision on CA-242 Southbound south of Concord Ave (Concord). Left lane blocked. Expect delays.

Moderate Accident

Contra Costa 6 hours, 59 minutes ago

CHP : Traffic Collision on CA-242 Southbound north of Solano Way (Concord). Right shoulder affected. Expect delays.

Moderate Accident

Contra Costa 4 days, 21 hours ago

CHP : Traffic Hazard on CA-242 Southbound north of Solano Way (Concord). Center lane blocked. Expect delays.

Moderate Accident

Contra Costa 6 days, 17 hours ago

CHP : Traffic Hazard on CA-242 Southbound north of Solano Way (Concord). Lane affected. Expect delays.

Moderate Accident

Contra Costa 1 week, 2 days ago

CHP : Brush fire on CA-242 Southbound north of Concord Ave (Concord). Right shoulder affected. Expect delays.

Moderate Accident

Contra Costa 1 week, 3 days ago

CHP : Traffic Hazard on CA-242 Southbound north of Solano Way (Concord). Left lane affected. Expect delays.

Moderate Accident

Contra Costa 1 week, 4 days ago

CHP : Disabled vehicle on CA-242 Southbound south of CA-4 E (Concord). Center lanes affected. Expect delays.

Moderate Accident

Contra Costa 2 weeks, 1 day ago

CHP : Traffic Collision on CA-242 Southbound north of Solano Way (Concord). Lane affected. Expect delays.

Moderate Accident

Contra Costa 2 weeks, 2 days ago

CHP : Traffic Collision on CA-242 Southbound north of Clayton Rd (Concord). Lane affected. Expect delays.

Moderate Accident

Contra Costa 2 weeks, 2 days ago

CHP : Traffic Collision on CA-242 Southbound south of Concord Ave (Concord). Lane affected. Expect delays.

Moderate Accident

Contra Costa 2 weeks, 2 days ago

CHP : Traffic Collision on CA-242 Southbound south of Concord Ave (Concord). Left lanes blocked. Expect delays.

Moderate Accident

Contra Costa 4 weeks ago

CHP : Traffic Hazard on CA-242 Southbound north of Clayton Rd (Concord). Lane affected. Expect delays.

Moderate Accident

Contra Costa 1 month ago

CHP : Fire on CA-242 Southbound north of Clayton Rd (Concord). Lane affected. Expect delays.

Moderate Accident

Contra Costa 1 month ago

CHP : Traffic Hazard on CA-242 Southbound south of Concord Ave (Concord). Center lanes affected. Expect delays.

Moderate Accident

Contra Costa 1 month ago

CHP : Disabled vehicle on CA-242 Southbound entering at Clayton Rd (Concord). Left lane blocked. Expect delays.

Moderate Accident

Contra Costa 1 month, 3 weeks ago

CHP : Traffic Hazard on CA-242 Southbound north of Solano Way (Concord). Left lane blocked. Expect delays.

Moderate Accident

Contra Costa 1 month, 3 weeks ago

CHP : Fire on CA-242 Southbound north of Concord Ave (Concord). Right shoulder affected. Expect delays.

Moderate Accident

Contra Costa 1 month, 3 weeks ago

CHP : Traffic Collision with Injuries on CA-242 Southbound at Solano Way (Concord). Lane affected. Expect delays.

Moderate Accident

Contra Costa 2 months ago

CHP : Traffic Collision on CA-242 Southbound south of Clayton Rd (Concord). Right shoulder affected. Expect delays.

Moderate Accident

Contra Costa 2 months ago

CHP : Brush fire on CA-242 Southbound north of Clayton Rd (Concord). Right shoulder affected. Expect delays.

Moderate Accident

Contra Costa 2 months ago

CHP : Traffic Collision on CA-242 Southbound at Concord Ave (Concord). Lane affected. Expect delays.

Moderate Accident

Contra Costa 2 months, 1 week ago

CHP : Traffic Collision on CA-242 Southbound north of Solano Way (Concord). Right lanes blocked. Expect delays.

Moderate Accident

Contra Costa 2 months, 1 week ago

CHP : Traffic Hazard on CA-242 Southbound at Solano Way (Concord). Right and left lanes affected. Expect delays.

Moderate Accident

Contra Costa 2 months, 1 week ago

CHP : Fire on CA-242 Southbound north of Concord Ave (Concord). Lane affected. Expect delays.

Moderate Accident

Contra Costa 2 months, 1 week ago

CHP : Fire on CA-242 Southbound south of Concord Ave (Concord). Right shoulder affected. Expect delays.

Moderate Accident

Contra Costa 2 months, 1 week ago

CHP : Brush fire on CA-242 Southbound north of Clayton Rd (Concord). Lane affected. Expect delays.

Moderate Accident

Contra Costa 2 months, 1 week ago

CHP : Traffic Collision on CA-242 Southbound entering at Clayton Rd (Concord). 2nd lane from the left blocked. Expect delays.

Moderate Accident

Contra Costa 2 months, 1 week ago

CHP : Traffic Hazard on CA-242 Southbound south of Concord Ave (Concord). Lane affected. Expect delays.

Moderate Accident

Contra Costa 2 months, 1 week ago

CHP : Brush fire on CA-242 Southbound north of Solano Way (Concord). Lane affected. Expect delays.

Moderate Accident

Contra Costa 2 months, 2 weeks ago

CHP : Traffic Hazard on CA-242 Southbound exiting at Concord Ave (Concord). Left lane blocked. Expect delays.

Moderate Accident

Contra Costa 2 months, 2 weeks ago

CHP : Traffic Collision on CA-242 Southbound south of Concord Ave (Concord). Left lane blocked. Expect delays.

Moderate Accident

Contra Costa 2 months, 2 weeks ago

CHP : Traffic Hazard on CA-242 Southbound south of Concord Ave (Concord). Right lane affected. Expect delays.

Moderate Accident

Contra Costa 2 months, 3 weeks ago

CHP : Traffic Hazard on CA-242 Southbound at Concord Ave (Concord). Lane blocked. Expect delays.

Moderate Accident

Contra Costa 2 months, 3 weeks ago

CHP : Traffic Hazard on CA-242 Southbound north of Clayton Rd (Concord). Lanes affected. Expect delays.

Moderate Accident

Contra Costa 2 months, 3 weeks ago

CHP : Traffic Collision with Injuries on CA-242 Southbound at Concord Ave (Concord). Lanes affected. Expect delays.

Moderate Accident

Contra Costa 3 months ago

CHP : Traffic Hazard on CA-242 Southbound north of Concord Ave (Concord). Right lane blocked. Expect delays.

Moderate Accident

Contra Costa 3 months ago

CHP : Traffic Hazard on CA-242 Southbound north of I-680 S (Concord). Center lane blocked. Expect delays.

Moderate Accident

Contra Costa 3 months ago

CHP : Traffic Collision on CA-242 Southbound at Olivera Rd (Concord). Lane affected. Expect delays.

Moderate Accident

Contra Costa 3 months, 1 week ago

CHP : Brush fire on CA-242 Southbound north of Clayton Rd (Concord). Right shoulder affected. Expect delays.

Moderate Accident

Contra Costa 3 months, 1 week ago

CHP : Traffic Hazard on CA-242 Southbound south of Concord Ave (Concord). Center lane blocked. Expect delays.

Moderate Accident

Contra Costa 3 months, 1 week ago

CHP : Traffic Hazard on CA-242 Southbound south of Concord Ave (Concord). Right lane affected. Expect delays.

Moderate Accident

Contra Costa 3 months, 1 week ago

CHP : Fire on CA-242 Southbound entering at Concord Ave (Concord). Left lane blocked. Expect delays.

Moderate Accident

Contra Costa 3 months, 1 week ago

CHP : Fire on CA-242 Southbound exiting at Concord Ave (Concord). Left lane blocked. Expect delays.

Moderate Accident

Contra Costa 3 months, 1 week ago

CHP : Traffic Hazard on CA-242 Southbound north of Clayton Rd (Concord). Lane affected. Expect delays.

Moderate Accident

Contra Costa 3 months, 2 weeks ago

CHP : Traffic Hazard on CA-242 Southbound north of Concord Ave (Concord). Lane affected. Expect delays.

Moderate Accident

Contra Costa 3 months, 3 weeks ago

CHP : Fire on CA-242 Southbound north of Clayton Rd (Concord). Right shoulder affected. Expect delays.

Moderate Accident

Contra Costa 3 months, 3 weeks ago

CHP : Brush fire on CA-242 Southbound south of Solano Way (Concord). Right shoulder affected. Expect delays.

Moderate Accident

Contra Costa 3 months, 3 weeks ago

CHP : Traffic Collision on CA-242 Southbound north of Clayton Rd (Concord). Lane affected. Expect delays.

Moderate Accident

Contra Costa 4 months, 1 week ago

CHP : Disabled vehicle on CA-242 Southbound exiting at Concord Ave (Concord). Center lane blocked. Expect delays.

Moderate Accident

Contra Costa 4 months, 2 weeks ago

CHP : Disabled vehicle on CA-242 Southbound at Concord Ave (Concord). Lane affected. Expect delays.

Moderate Accident

Contra Costa 4 months, 2 weeks ago