CA · County

Diamond Bar Car Accidents & Crashes

Diamond Bar County has recorded 3,677 traffic crashes since 2024, including 13 fatal incidents. In the last 24 hours, 1 new crash were reported. Crash volume is highest on SR-60 W/B (POMONA FWY) and SR-60 E/B (POMONA FWY).

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 28, 2026.

Breakdown by type: 1,049 accident.

1,049

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

Diamond Bar Incidents 1,049 results

1049 accident

Traffic collision, rear-end on SR-57 S/B (ORANGE FWY)

SR-57 S/B (ORANGE FWY) 19 hours, 31 minutes ago

Traffic collision, rear-end on SR-60 W/B (POMONA FWY)

SR-60 W/B (POMONA FWY) 1 day, 9 hours ago

Traffic collision on SR-57 S/B FROM DIAMOND BAR BLVD.

SR-57 S/B FROM DIAMOND BAR BLVD. 3 days, 19 hours ago

Traffic collision on SR-57 S/B TO SR-60 W/B

SR-57 S/B TO SR-60 W/B 4 days, 14 hours ago

Traffic collision, rear-end — hit and run on SR-57 N/B (ORANGE FWY)

SR-57 N/B (ORANGE FWY) 5 days, 7 hours ago

Traffic collision on SR-60 E/B (POMONA FWY)

SR-60 E/B (POMONA FWY) 5 days, 21 hours ago

Traffic collision — hit and run on SR-57 S/B (ORANGE FWY)

SR-57 S/B (ORANGE FWY) 6 days, 4 hours ago

Traffic collision on SR-60 W/B (POMONA FWY)

SR-60 W/B (POMONA FWY) 6 days, 15 hours ago

Traffic collision on SR-60 W/B (POMONA FWY)

SR-60 W/B (POMONA FWY) 6 days, 18 hours ago

Traffic collision, rear-end on SR-60 W/B (POMONA FWY)

SR-60 W/B (POMONA FWY) 6 days, 21 hours ago

Traffic collision, overturned vehicle on SR-60 E/B ON-RAMP FROM GRAND AVE

SR-60 E/B ON-RAMP FROM GRAND AVE 1 week ago

Traffic collision on SR-60 W/B (POMONA FWY)

SR-60 W/B (POMONA FWY) 1 week, 1 day ago

Traffic collision, rear-end on SR-57 N/B (ORANGE FWY)

SR-57 N/B (ORANGE FWY) 1 week, 1 day ago

Traffic collision — hit and run on SR-60 W/B (POMONA FWY)

SR-60 W/B (POMONA FWY) 1 week, 1 day ago

Traffic collision on SR-60 W/B (POMONA FWY)

SR-60 W/B (POMONA FWY) 1 week, 1 day ago

Traffic collision — hit and run on 259 GENTLE SPRINGS LN

259 GENTLE SPRINGS LN 1 week, 2 days ago

Traffic collision, rear-end on SR-60 W/B (POMONA FWY)

SR-60 W/B (POMONA FWY) 1 week, 2 days ago

Traffic collision on SR-57 S/B (ORANGE FWY)

SR-57 S/B (ORANGE FWY) 1 week, 4 days ago

Traffic collision, rear-end on SR-57 S/B (ORANGE FWY)

SR-57 S/B (ORANGE FWY) 1 week, 4 days ago

Traffic collision — hit and run on SR-60 W/B (POMONA FWY)

SR-60 W/B (POMONA FWY) 1 week, 4 days ago

Traffic collision on SR-60 W/B (POMONA FWY)

SR-60 W/B (POMONA FWY) 1 week, 5 days ago

Traffic collision — hit and run on SR-60 W/B (POMONA FWY)

SR-60 W/B (POMONA FWY) 1 week, 5 days ago

Traffic collision on SR-60 E/B (POMONA FWY)

SR-60 E/B (POMONA FWY) 1 week, 5 days ago

Traffic collision on SR-60 W/B (POMONA FWY)

SR-60 W/B (POMONA FWY) 1 week, 5 days ago

Traffic collision, rear-end on SR-60 E/B (POMONA FWY)

SR-60 E/B (POMONA FWY) 1 week, 6 days ago

Traffic collision, rear-end on SR-60 W/B (POMONA FWY)

SR-60 W/B (POMONA FWY) 1 week, 6 days ago

Traffic collision — hit and run on SR-60 E/B (POMONA FWY)

SR-60 E/B (POMONA FWY) 1 week, 6 days ago

Traffic collision on SR-60 E/B (POMONA FWY)

SR-60 E/B (POMONA FWY) 1 week, 6 days ago

Traffic collision — hit and run on SR-60 E/B (POMONA FWY)

SR-60 E/B (POMONA FWY) 2 weeks ago

Traffic collision, rear-end on SR-60 W/B (POMONA FWY)

SR-60 W/B (POMONA FWY) 2 weeks ago

Traffic collision, rear-end on SR-60 W/B (POMONA FWY)

SR-60 W/B (POMONA FWY) 2 weeks, 1 day ago

Traffic collision on SR-60 W/B (POMONA FWY)

SR-60 W/B (POMONA FWY) 2 weeks, 1 day ago

Traffic collision, rear-end on SR-57 N/B TO SR-60 E/B

SR-57 N/B TO SR-60 E/B 2 weeks, 2 days ago

Traffic collision on SR-60 E/B (POMONA FWY)

SR-60 E/B (POMONA FWY) 2 weeks, 2 days ago

Traffic collision on SR-60 E/B TO SR-57 N/B

SR-60 E/B TO SR-57 N/B 2 weeks, 2 days ago

Traffic collision, rear-end on SR-60 W/B (POMONA FWY)

SR-60 W/B (POMONA FWY) 2 weeks, 2 days ago

Traffic collision, rear-end on SR-57 N/B (ORANGE FWY) TO SR-60 E/B

SR-57 N/B (ORANGE FWY) TO SR-60 E/B 2 weeks, 2 days ago

Traffic collision on SR-57 N/B (ORANGE FWY) TO SR-60 E/B

SR-57 N/B (ORANGE FWY) TO SR-60 E/B 2 weeks, 2 days ago

Traffic collision on SR-57 N/B (ORANGE FWY)

SR-57 N/B (ORANGE FWY) 2 weeks, 2 days ago

Traffic collision, rear-end on SR-60 W/B (POMONA FWY)

SR-60 W/B (POMONA FWY) 2 weeks, 3 days ago

Traffic collision, rear-end on SR-60 W/B (POMONA FWY)

SR-60 W/B (POMONA FWY) 2 weeks, 3 days ago

Traffic collision, rear-end — hit and run on SR-57 S/B (ORANGE FWY)-TO-SR-60 W/B

SR-57 S/B (ORANGE FWY)-TO-SR-60 W/B 2 weeks, 3 days ago

Traffic collision on SR-57 S/B (ORANGE FWY)

SR-57 S/B (ORANGE FWY) 2 weeks, 4 days ago

Traffic collision, rear-end on SR-57 N/B (ORANGE FWY)

SR-57 N/B (ORANGE FWY) 2 weeks, 4 days ago

Traffic collision, rear-end on SR-60 W/B (POMONA FWY)

SR-60 W/B (POMONA FWY) 2 weeks, 4 days ago

Traffic collision, rear-end on SR-60 W/B (POMONA FWY)

SR-60 W/B (POMONA FWY) 2 weeks, 4 days ago

Traffic collision, rear-end on SR-60 E/B (POMONA FWY)

SR-60 E/B (POMONA FWY) 2 weeks, 5 days ago

Traffic collision — hit and run on 23611 GOLDEN SPRINGS DR

23611 GOLDEN SPRINGS DR 3 weeks ago

Traffic collision, rear-end on SR-57 N/B (ORANGE FWY)

SR-57 N/B (ORANGE FWY) 3 weeks ago

Traffic collision on SR-57 N/B (ORANGE FWY)

SR-57 N/B (ORANGE FWY) 3 weeks ago