CA · County

Walnut Car Accidents & Crashes

Walnut County has recorded 2,145 traffic crashes since 2024, including 12 fatal incidents. In the last 24 hours, 0 new crashes were reported. Crash volume is highest on I-680 N/B and I-680 S/B.

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 May 19, 2026.

Breakdown by type: 481 accident.

481

Total Crashes

Filtered results

0

Fatalities

Fatal injury reports

0

Today

Reported since midnight

Today's Accidents Today's Fatalities

showing most recent 316 incidents with location data · click a marker to view details

Crash Records

Walnut Incidents 481 results

481 accident

Traffic collision on SR-24 W/B

SR-24 W/B 4 days, 9 hours ago

Traffic collision on I-680 S/B

I-680 S/B 1 week, 3 days ago

Traffic collision, rear-end on I-680 S/B

I-680 S/B 1 week, 3 days ago

Traffic collision, rear-end on SR-24 E/B

SR-24 E/B 1 week, 5 days ago

Traffic collision on I-680 S/B

I-680 S/B 2 weeks, 2 days ago

Traffic collision, rear-end on I-680 TO OLYMPIC BLVD

I-680 TO OLYMPIC BLVD 2 weeks, 3 days ago

Traffic collision, rear-end on I-680 N/B

I-680 N/B 2 weeks, 4 days ago

Traffic collision, rear-end — hit and run on I-680 S/B

I-680 S/B 3 weeks ago

Traffic collision, rear-end — hit and run on AMAR RD

AMAR RD 3 weeks, 2 days ago

Traffic collision — hit and run on I-680 N/B TO S. MAIN STREET

I-680 N/B TO S. MAIN STREET 3 weeks, 3 days ago

Traffic collision on GRAND AV

GRAND AV 3 weeks, 3 days ago

Traffic collision on I-680 NORTHBOUND

I-680 NORTHBOUND 3 weeks, 4 days ago

Traffic collision — hit and run on GRAND AV

GRAND AV 3 weeks, 5 days ago

Traffic collision — hit and run on GRAND AV

GRAND AV 3 weeks, 5 days ago

Traffic collision, rear-end — hit and run on INTERSTATE 680 SOUTHBOUND

INTERSTATE 680 SOUTHBOUND 3 weeks, 5 days ago

Traffic collision on EASTBOUND STATE ROUTE 60 TO FAIRWAY DRIVE

EASTBOUND STATE ROUTE 60 TO FAIRWAY DRIVE 3 weeks, 6 days ago

Traffic collision on 558 GRAND AVENUE

558 GRAND AVENUE 1 month ago

Traffic collision, rear-end on N MAIN ST

N MAIN ST 1 month ago

Traffic collision, rear-end on MARGARET LN

MARGARET LN 1 month ago

Traffic collision on I-680 S/B

I-680 S/B 1 month ago

Traffic collision on I-680 SB TO TREAT BLVD

I-680 SB TO TREAT BLVD 1 month ago

Traffic collision on LEMON AV

LEMON AV 1 month, 1 week ago

Traffic collision on I-680 N/B

I-680 N/B 1 month, 1 week ago

Traffic collision on I-680 N/B

I-680 N/B 1 month, 1 week ago

Traffic collision, rear-end — hit and run on SHARENE LN

SHARENE LN 1 month, 1 week ago

Traffic collision on I-680 SB

I-680 SB 1 month, 1 week ago

Traffic collision on I-680 S/B FROM SR-24 E/B

I-680 S/B FROM SR-24 E/B 1 month, 1 week ago

Traffic collision on I-680 S/B TO S. MAIN STREET

I-680 S/B TO S. MAIN STREET 1 month, 1 week ago

Traffic collision on I-680 NORTHBOUND

I-680 NORTHBOUND 1 month, 1 week ago

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

N MAIN ST 1 month, 1 week ago

Traffic collision on I-680 S/B TO SR-24 W/B

I-680 S/B TO SR-24 W/B 1 month, 1 week ago

Traffic collision, rear-end on I-680 N/B

I-680 N/B 1 month, 2 weeks ago

Traffic collision, rear-end — hit and run on 19501 SHADOW OAK DRIVE

19501 SHADOW OAK DRIVE 1 month, 2 weeks ago

Traffic collision on INTERSTATE 680 SOUTHBOUND

INTERSTATE 680 SOUTHBOUND 1 month, 2 weeks ago

Traffic collision on TICE VALLEY BL

TICE VALLEY BL 1 month, 2 weeks ago

Traffic collision on I-680 N/B

I-680 N/B 1 month, 2 weeks ago

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

MAIN ST 1 month, 2 weeks ago

Traffic collision on BEL AIR DR

BEL AIR DR 1 month, 2 weeks ago

Traffic collision, rear-end — hit and run on I-680 N/B FROM SR-24 E/B

I-680 N/B FROM SR-24 E/B 1 month, 2 weeks ago

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

N MAIN ST 1 month, 2 weeks ago

Traffic collision on I-680 N/B

I-680 N/B 1 month, 3 weeks ago

Traffic collision, overturned vehicle on SR-24 EASTBOUND TO I-680 SOUTHBOUND

SR-24 EASTBOUND TO I-680 SOUTHBOUND 1 month, 3 weeks ago

Traffic collision, head-on on WALNUT CANYON RD

WALNUT CANYON RD 1 month, 3 weeks ago

Traffic collision — hit and run on YGNACIO VALLEY RD

YGNACIO VALLEY RD 1 month, 3 weeks ago

Traffic collision — hit and run on LA CASSIE AV

LA CASSIE AV 1 month, 3 weeks ago

Traffic collision on I-680 SOUTHBOUND

I-680 SOUTHBOUND 1 month, 3 weeks ago

Traffic collision on I-680 S/B

I-680 S/B 1 month, 3 weeks ago

Traffic collision, rear-end — hit and run on 1207 N GRAND AVE WALNUT

1207 N GRAND AVE WALNUT 1 month, 3 weeks ago

Traffic collision, broadside — hit and run on TREAT BL

TREAT BL 1 month, 3 weeks ago

Traffic collision, rear-end on 21695 E. VALLEY BOULEVARD

21695 E. VALLEY BOULEVARD 1 month, 4 weeks ago