CA · Highway

CA-242 N Accidents & Crashes

CA-242 N has recorded 83 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. 26, 2026.

Breakdown by type: 79 accident, 4 construction.

83

Total Crashes

Filtered results

0

Fatalities

Fatal injury reports

0

Today

Reported since midnight

Today's Accidents Today's Fatalities

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

Crash Records

CA-242 N Incidents 83 results

79 accident 4 construction

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

Moderate Accident

Contra Costa 21 hours, 14 minutes ago

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

Moderate Accident

Contra Costa 3 days, 21 hours ago

CHP : Traffic Hazard on CA-242 Northbound south of Grant St (Concord). Right lanes affected. Expect delays.

Moderate Accident

Contra Costa 6 days, 12 hours ago

CHP : Residual delays on CA-242 Northbound south of Grant St (Concord). Right shoulder affected. Expect delays.

Moderate Accident

Contra Costa 1 week, 4 days ago

CHP : Disabled vehicle on CA-242 Northbound exiting at Grant St (Concord). Lane affected. Expect delays.

Moderate Accident

Contra Costa 2 weeks ago

CHP : Traffic Hazard on CA-242 Northbound at Grant St (Concord). Right lane blocked. Expect delays.

Moderate Accident

Contra Costa 2 weeks ago

CHP : Disabled vehicle on CA-242 Northbound at Olivera Rd (Concord). Right shoulder affected. Expect delays.

Moderate Accident

Contra Costa 2 weeks, 2 days ago

CHP : Traffic Collision on CA-242 Northbound south of Grant St (Concord). Right shoulder affected. Expect delays.

Moderate Accident

Contra Costa 2 weeks, 5 days ago

CHP : Traffic Collision on CA-242 Northbound at Concord Ave (Concord). On Ramp affected. Expect delays.

Contra Costa 2 weeks, 6 days ago

CHP : Traffic Hazard on CA-242 Northbound south of Grant St (Concord). Lane affected. Expect delays.

Moderate Accident

Contra Costa 3 weeks, 1 day ago

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

Moderate Accident

Contra Costa 3 weeks, 1 day ago

CHP : Residual delays on CA-242 Northbound south of CA-4 (Concord). Center Divider affected. Expect delays.

Contra Costa 3 weeks, 6 days ago

Caltrans : Roadwork on CA-242 Northbound between I-680 N (Concord) and Clayton Rd (Concord). Right lane and shoulder closed until 5 AM. From 9:00 PM Wednesday, September 23, 2026 to 5:00 AM Thursday, September 24, 2026.

Contra Costa 1 month ago

Caltrans : Roadwork on CA-242 Northbound exiting at Clayton Rd (Concord). Off Ramp closed until 5 AM. From 9:00 PM Wednesday, September 23, 2026 to 5:00 AM Thursday, September 24, 2026.

Contra Costa 1 month ago

CHP : Disabled vehicle on CA-242 Northbound at Concord Ave (Concord). Right shoulder affected. Expect delays.

Moderate Accident

Contra Costa 1 month ago

CHP : Traffic Collision with Injuries on CA-242 Northbound north of I-680 N (Concord). Right shoulder affected. Expect delays.

Moderate Accident

Contra Costa 1 month, 1 week ago

CHP : Fire on CA-242 Northbound south of Grant St (Concord). Right shoulder affected. Expect delays.

Moderate Accident

Contra Costa 1 month, 1 week ago

CHP : Residual delays on CA-242 Northbound south of Olivera Rd (Concord). Right shoulder affected. Expect delays.

Moderate Accident

Contra Costa 1 month, 1 week ago

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

Moderate Accident

Contra Costa 1 month, 2 weeks ago

CHP : Disabled vehicle on CA-242 Northbound ramp to CA-4 (Concord). 3rd lane from the left blocked. Expect delays.

Moderate Accident

Contra Costa 1 month, 2 weeks ago

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

Moderate Accident

Contra Costa 1 month, 3 weeks ago

CHP : Traffic Hazard on CA-242 Northbound entering at Concord Ave (Concord). Center lanes affected. Expect delays.

Moderate Accident

Contra Costa 1 month, 3 weeks ago

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

Moderate Accident

Contra Costa 1 month, 3 weeks ago

CHP : Traffic Collision with Injuries and Overturned vehicle on CA-242 Northbound north of Grant St (Concord). Lane blocked. Expect delays.

Moderate Accident

Contra Costa 1 month, 3 weeks ago

CHP : Traffic Collision on CA-242 Northbound at Grant St (Concord). Lane affected. Expect delays.

Moderate Accident

Contra Costa 1 month, 4 weeks ago

CHP : Fire on CA-242 Northbound at Concord Ave (Concord). Right shoulder affected. Expect delays.

Moderate Accident

Contra Costa 1 month, 4 weeks ago

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

Moderate Accident

Contra Costa 2 months ago

CHP : Traffic Hazard on CA-242 Northbound entering at Concord Ave (Concord). Right lane blocked. Expect delays.

Moderate Accident

Contra Costa 2 months ago

Caltrans : Roadwork on CA-242 Northbound exiting at Olivera Rd (Concord). Off Ramp closed until 5 AM. From 9:00 PM Monday, August 24, 2026 to 5:00 AM Tuesday, August 25, 2026.

Contra Costa 2 months ago

CHP : Brush fire on CA-242 Northbound north of I-680 N (Concord). Lane affected. Expect delays.

Moderate Accident

Contra Costa 2 months ago

CHP : Fire on CA-242 Northbound at Olivera Rd (Concord). Lane affected. Expect delays.

Moderate Accident

Contra Costa 2 months, 1 week ago

CHP : Brush fire on CA-242 Northbound exiting at Clayton Rd (Concord). Right shoulder affected. Expect delays.

Moderate Accident

Contra Costa 2 months, 2 weeks ago

CHP : Brush fire on CA-242 Northbound at Clayton Rd (Concord). Right shoulder affected. Expect delays.

Moderate Accident

Contra Costa 2 months, 2 weeks ago

CHP : Traffic Hazard on CA-242 Northbound entering at Grant St (Concord). On Ramp affected. Expect delays.

Contra Costa 2 months, 2 weeks ago

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

Moderate Accident

Contra Costa 2 months, 3 weeks ago

CHP : Disabled vehicle on CA-242 Northbound north of Olivera Rd (Concord). Lanes blocked. Expect delays.

Moderate Accident

Contra Costa 2 months, 3 weeks ago

CHP : Disabled vehicle on CA-242 Northbound south of Olivera Rd (Concord). Lane affected. Expect delays.

Moderate Accident

Contra Costa 2 months, 3 weeks ago

CHP : Disabled vehicle on CA-242 Northbound north of Grant St (Concord). Right lane blocked. Expect delays.

Moderate Accident

Contra Costa 3 months ago

CHP : Disabled vehicle on CA-242 Northbound south of Grant St (Concord). Right shoulder affected. Expect delays.

Moderate Accident

Contra Costa 3 months ago

CHP : Traffic Collision on CA-242 Northbound entering at Concord Ave (Concord). Lanes blocked. Expect delays.

Moderate Accident

Contra Costa 3 months ago

CHP : Residual delays on CA-242 Northbound south of Olivera Rd (Concord). Right shoulder affected. Expect delays.

Moderate Accident

Contra Costa 3 months ago

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

Moderate Accident

Contra Costa 3 months ago

CHP : Disabled vehicle on CA-242 Northbound south of Grant St (Concord). Lane blocked. Expect delays.

Moderate Accident

Contra Costa 3 months ago

CHP : Traffic Hazard on CA-242 Northbound south of Clayton Rd (Concord). Lane blocked. Expect delays.

Moderate Accident

Contra Costa 3 months, 1 week ago

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

Moderate Accident

Contra Costa 3 months, 1 week ago

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

Moderate Accident

Contra Costa 3 months, 2 weeks ago

CHP : Severe traffic alert and Traffic Collision on CA-242 Northbound south of Grant St (Concord). Left lanes blocked. Expect delays.

Contra Costa 3 months, 2 weeks ago

CHP : Traffic Collision and Debris on CA-242 Northbound north of Olivera Rd (Concord). Left and center lanes blocked. Expect delays.

Moderate Accident

Contra Costa 3 months, 2 weeks ago

CHP : Traffic Hazard on CA-242 Northbound ramp to CA-4 (Concord). Connector ramp affected. Expect delays.

Contra Costa 3 months, 2 weeks ago

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

Moderate Accident

Contra Costa 3 months, 2 weeks ago