CA · County

Costa Mesa Car Accidents & Crashes

Costa Mesa County has recorded 3,256 traffic crashes since 2024, including 18 fatal incidents. In the last 24 hours, 0 new crashes were reported. Crash volume is highest on I-405 SOUTHBOUND and HARBOR BL.

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 July 23, 2026.

Breakdown by type: 1,609 accident.

1,609

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 1,609 results

1609 accident

Traffic collision, head-on on SR-55 NORTHBOUND

SR-55 NORTHBOUND 5 days, 6 hours ago

Traffic collision on I-405 NORTHBOUND TO HARBOR BLVD.

I-405 NORTHBOUND TO HARBOR BLVD. 1 week, 4 days ago

Traffic collision — hit and run on I-405 SOUTHBOUND

I-405 SOUTHBOUND 1 week, 4 days ago

Traffic collision on 19TH ST

19TH ST 1 week, 6 days ago

Traffic collision, rear-end on I-405 S/B FROM FAIRVIEW RD.

I-405 S/B FROM FAIRVIEW RD. 2 weeks ago

Traffic collision, rear-end on SR-55 NORTHBOUND

SR-55 NORTHBOUND 2 weeks, 1 day ago

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

PAULARINO AV 2 weeks, 2 days ago

Traffic collision, rear-end on SR-55 SOUTHBOUND

SR-55 SOUTHBOUND 2 weeks, 3 days ago

Traffic collision on MERRIMAC WY

MERRIMAC WY 2 weeks, 4 days ago

Traffic collision — hit and run on FAIRVIEW RD

FAIRVIEW RD 2 weeks, 4 days ago

Traffic collision on I-405 SOUTHBOUND

I-405 SOUTHBOUND 2 weeks, 5 days ago

Traffic collision, rear-end on SR-73 SOUTHBOUND

SR-73 SOUTHBOUND 2 weeks, 5 days ago

Traffic collision, broadside — hit and run, bicycle involved on HAMILTON ST

HAMILTON ST 2 weeks, 5 days ago

Traffic collision, rear-end on BRISTOL STREET

BRISTOL STREET 2 weeks, 6 days ago

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

I-405 S/B 3 weeks ago

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

I-405 N/B 3 weeks ago

Traffic collision — hit and run on KILLYBROOKE LN

KILLYBROOKE LN 3 weeks, 1 day ago

Traffic collision, broadside on HARBOR BL

HARBOR BL 3 weeks, 2 days ago

Traffic collision on NEWPORT BL

NEWPORT BL 3 weeks, 2 days ago

Traffic collision on SR-55 SOUTHBOUND

SR-55 SOUTHBOUND 3 weeks, 3 days ago

Traffic collision, rear-end on SR-55 N/B FROM NEWPORT AVE N/B

SR-55 N/B FROM NEWPORT AVE N/B 3 weeks, 3 days ago

Traffic collision, rear-end on SR-73 NORTHBOUND

SR-73 NORTHBOUND 3 weeks, 5 days ago

Traffic collision, head-on — hit and run on SUNFLOWER AV

SUNFLOWER AV 3 weeks, 5 days ago

Traffic collision, rear-end on SR-55 SOUTHBOUND TO 22ND STREET

SR-55 SOUTHBOUND TO 22ND STREET 3 weeks, 6 days ago

Traffic collision on I-405 S/B

I-405 S/B 3 weeks, 6 days ago

Traffic collision on SR-55 SOUTHBOUND

SR-55 SOUTHBOUND 4 weeks, 1 day ago

Traffic collision on NEWPORT BL

NEWPORT BL 1 month ago

Traffic collision on 19TH ST

19TH ST 1 month ago

Traffic collision on HARBOR BL

HARBOR BL 1 month ago

Traffic collision, overturned vehicle — hit and run on SR-73 N/B TO I-405 N/B

SR-73 N/B TO I-405 N/B 1 month ago

Traffic collision, rear-end on SR-55 NORTHBOUND

SR-55 NORTHBOUND 1 month ago

Traffic collision on WILSON ST

WILSON ST 1 month ago

Traffic collision, rear-end on SR-55 SOUTHBOUND

SR-55 SOUTHBOUND 1 month ago

Traffic collision, rear-end on HARBOR BL

HARBOR BL 1 month ago

Traffic collision, rear-end — hit and run on BRISTOL ST

BRISTOL ST 1 month ago

Traffic collision, head-on on I-405 SOUTHBOUND

I-405 SOUTHBOUND 1 month ago

Traffic collision, rear-end — hit and run on I-405 N/B TO HARBOR BLVD.

I-405 N/B TO HARBOR BLVD. 1 month ago

Traffic collision, broadside — hit and run on FAIRVIEW RD

FAIRVIEW RD 1 month ago

Traffic collision, broadside — hit and run on VIRGINIA PL

VIRGINIA PL 1 month ago

Traffic collision — hit and run on ELDEN AV

ELDEN AV 1 month ago

Traffic collision, rear-end on I-405 NORTHBOUND TO FAIRVIEW RD

I-405 NORTHBOUND TO FAIRVIEW RD 1 month ago

Traffic collision on SR-55 SOUTHBOUND

SR-55 SOUTHBOUND 1 month, 1 week ago

Traffic collision, broadside — hit and run on 19TH ST

19TH ST 1 month, 1 week ago

Traffic collision, rear-end on SR-55 S/B TO SR-73 S/B

SR-55 S/B TO SR-73 S/B 1 month, 1 week ago

Traffic collision — hit and run on I-405 NORTHBOUND

I-405 NORTHBOUND 1 month, 1 week ago

Traffic collision, rear-end on I-405 SOUTHBOUND

I-405 SOUTHBOUND 1 month, 1 week ago

Traffic collision on I-405 SOUTHBOUND

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 on NEWPORT BL

NEWPORT BL 1 month, 2 weeks ago

Traffic collision, rear-end on NEWPORT BL

NEWPORT BL 1 month, 2 weeks ago