Crash on Diamond Bar Blvd at Sunset Crossing Rd, Diamond Bar, California

Friday, April 24, 2026 at 4:24 PM

Injury crash2 vehicles

Reporting agency: Los Angeles County Sheriff's Office
Report number: 926-02819-2920-471

From the CHP CCRS, record last updated October 25, 2026. No changes since first published.

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Who can ask: Parties of proper interest under Vehicle Code 20012: drivers, passengers, injured persons, vehicle and property owners, and their attorneys and insurers. There is no public copy.

Los Angeles County Sheriff's Office: phone (562) 345-4441; address Records and Identification Bureau, 12440 East Imperial Highway, Suite 120, Norwalk, CA 90650; its request page is linked below.

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Where and when

Location: Diamond Bar Blvd at Sunset Crossing Rd
City, county: Diamond Bar, Los Angeles County
Collision type: Broadside
Motor vehicle involved with: Other Motor Vehicle
Posted speed limit: 45 / 25 mph
Primary collision factor cited: No
Weather: Clear
Light: Daylight
Road surface: No Unusual Conditions
Hit and run: No
People involved: 2
Injured: 1
Killed: 0

Vehicles and people

Damage area not recorded

Unit 1: 2025 Honda Crf250f

Red Motorized Bicycle

Direction of travel: North
Maneuver: Proceeding Straight

Driver, male, 18Restraint: Motor Bicycle Driver with Helmet. Airbag: Not Required
Minor injury

Damage area not recorded

Unit 2: 2015 Toyota Venza

Gray Sport Utility Vehicle

Direction of travel: West
Maneuver: Making Left Turn

Driver, male, 61Restraint: Occupant Lap Shoulder Harness Used. Airbag: Air Bag Not Deployed
Not injured

What the officer recorded

Violation cited: 21453(a)as recorded on the report

A contributing factor or charge recorded by an officer is not a finding of fault or a conviction. We show the record as the state released it.

Nearby and recent

50 crashes recorded on Diamond Bar Blvd in Diamond Bar in the last 12 months, 24 with injuries.

May 24, 2026, SR-60 E/B (Pomona Fwy) to SR-57 N/B at Prospectors Rd3 vehiclesProperty damage only
May 22, 2026, SR-60 E/B (Pomona Fwy) at Grand Ave2 vehiclesProperty damage only
May 22, 2026, SR-60 W/B (Pomona Fwy) at Golden Springs Drive2 vehiclesProperty damage only
May 21, 2026, SR-60 W/B (Pomona Fwy) at Grand Ave.2 vehiclesProperty damage only
May 21, 2026, SR-60 E/B (Pomona Fwy) at Diamond Bar Blvd.2 vehiclesProperty damage only

All Diamond Bar crashes, April 2026

About this record

Source: CHP CCRS
Updates: Changes the state makes to this record are applied here when the source publishes them
First published here: October 25, 2026
Last updated: October 25, 2026, no changes recorded
What is left out: Names, addresses, plates, and license and insurance numbers are not in the public data and never appear here

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