CA · County

Costa Mesa Car Accidents & Crashes

Costa Mesa County has recorded 3,502 traffic crashes since 2024, including 18 fatal incidents. In the last 24 hours, 0 new crashes were reported. Crash volume is highest on NEWPORT BL and I-405 SOUTHBOUND.

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 Sept. 28, 2026.

Breakdown by type: 1,746 accident.

1,746

Total Crashes

Filtered results

0

Fatalities

Fatal injury reports

0

Today

Reported since midnight

Today's Accidents Today's Fatalities

showing most recent 500 incidents with location data · click a marker to view details

Crash Records

Costa Mesa Incidents 1,746 results

1746 accident

Traffic collision on I-405 SOUTHBOUND

I-405 SOUTHBOUND 1 month ago

Traffic collision, rear-end on I-405 SOUTHBOUND FROM BRISTOL ST

I-405 SOUTHBOUND FROM BRISTOL ST 1 month ago

Traffic collision on I-405 SOUTHBOUND

I-405 SOUTHBOUND 1 month, 1 week ago

Traffic collision, rear-end on SR-55 NORTHBOUND TO I-405 SOUTHBOUND

SR-55 NORTHBOUND TO I-405 SOUTHBOUND 1 month, 1 week ago

Traffic collision, rear-end on SR-55 SOUTHBOUND

SR-55 SOUTHBOUND 1 month, 1 week ago

Traffic collision, rear-end on SR-55 NORTHBOUND

SR-55 NORTHBOUND 1 month, 1 week ago

Traffic collision, rear-end on I-405 NORTHBOUND

I-405 NORTHBOUND 1 month, 1 week ago

Traffic collision, head-on on 21ST ST

21ST ST 1 month, 1 week ago

Traffic collision — hit and run on HARBOR BL

HARBOR BL 1 month, 2 weeks ago

Traffic collision on NEWPORT BL

NEWPORT BL 1 month, 2 weeks ago

Traffic collision on SR-55 SOUTHBOUND

SR-55 SOUTHBOUND 1 month, 2 weeks ago

Traffic collision on I-405 SOUTHBOUND

I-405 SOUTHBOUND 1 month, 2 weeks ago

Traffic collision on I-405 SOUTHBOUND

I-405 SOUTHBOUND 1 month, 2 weeks ago

Traffic collision, rear-end on I-405 NORTHBOUND

I-405 NORTHBOUND 1 month, 2 weeks ago

Traffic collision, rear-end on 650 W. 19TH ST. (COSTA MESA DMV)

650 W. 19TH ST. (COSTA MESA DMV) 1 month, 2 weeks ago

Traffic collision on SR-55 SOUTHBOUND

SR-55 SOUTHBOUND 1 month, 2 weeks ago

Traffic collision on NEWPORT BL

NEWPORT BL 1 month, 2 weeks ago

Traffic collision, rear-end on NEWPORT BL

NEWPORT BL 1 month, 2 weeks ago

Traffic collision, rear-end on I-405 S/B

I-405 S/B 1 month, 2 weeks ago

Traffic collision on RED HILL AV

RED HILL AV 1 month, 2 weeks ago

Traffic collision, broadside on FAIRVIEW RD

FAIRVIEW RD 1 month, 2 weeks ago

Traffic collision on I-405 SOUTHBOUND

I-405 SOUTHBOUND 1 month, 3 weeks ago

Traffic collision, rear-end on SR-55 SOUTHBOUND

SR-55 SOUTHBOUND 1 month, 3 weeks ago

Traffic collision, rear-end on ADAMS AV

ADAMS AV 1 month, 3 weeks ago

Traffic collision, broadside on BRISTOL ST

BRISTOL ST 1 month, 3 weeks ago

Traffic collision on I-405 SOUTHBOUND

I-405 SOUTHBOUND 1 month, 3 weeks ago

Traffic collision on SR-55 N/B

SR-55 N/B 1 month, 3 weeks ago

Traffic collision on I-405 S/B

I-405 S/B 1 month, 3 weeks ago

Traffic collision, rear-end on LOGAN AV

LOGAN AV 1 month, 3 weeks ago

Traffic collision, rear-end — hit and run on SUNFLOWER AV

SUNFLOWER AV 1 month, 3 weeks ago

Traffic collision, rear-end on SR-55 SOUTHBOUND

SR-55 SOUTHBOUND 1 month, 3 weeks ago

Traffic collision, rear-end on FULLERTON AV

FULLERTON AV 1 month, 4 weeks ago

Traffic collision, rear-end — hit and run on I-405 NORTHBOUND

I-405 NORTHBOUND 1 month, 4 weeks ago

Traffic collision, broadside — hit and run on ANAHEIM AV

ANAHEIM AV 1 month, 4 weeks ago

Traffic collision — hit and run on NEWPORT BL FRONTAGE RD

NEWPORT BL FRONTAGE RD 1 month, 4 weeks ago

Traffic collision on SR-55 N/B

SR-55 N/B 1 month, 4 weeks ago

Traffic collision on SR-73 NORTHBOUND

SR-73 NORTHBOUND 1 month, 4 weeks ago

Traffic collision, rear-end on I-405 N/B

I-405 N/B 1 month, 4 weeks ago

Traffic collision — hit and run on FAIR DR

FAIR DR 1 month, 4 weeks ago

Traffic collision, broadside on STATE ROUTE 55 NORTHBOUND

STATE ROUTE 55 NORTHBOUND 2 months ago

Traffic collision, rear-end on TUSTIN AV

TUSTIN AV 2 months ago

Traffic collision — hit and run on W 19TH ST

W 19TH ST 2 months ago

Traffic collision on FAIRVIEW RD

FAIRVIEW RD 2 months ago

Traffic collision on I-405 SOUTHBOUND TO SR-55 NORTHBOUND

I-405 SOUTHBOUND TO SR-55 NORTHBOUND 2 months ago

Traffic collision, broadside on POMONA AV

POMONA AV 2 months ago

Traffic collision on SR-55 SOUTHBOUND TO I-405 SOUTHBOUND

SR-55 SOUTHBOUND TO I-405 SOUTHBOUND 2 months ago

Traffic collision, rear-end on SR-55 SOUTHBOUND

SR-55 SOUTHBOUND 2 months ago

Traffic collision, broadside — hit and run on MEYER PL

MEYER PL 2 months ago

Traffic collision, rear-end on ADAMS AV

ADAMS AV 2 months ago

Traffic collision, broadside on NEWPORT BL

NEWPORT BL 2 months ago