[09-21-2026] Contra Costa County, CA – Motorcyclist Killed in Multi-Vehicle Collision in Concord

A motorcyclist was killed in a three-vehicle collision on Highway 4 in Concord on Monday afternoon, September 21, 2026.

According to the California Highway Patrol, the crash occurred at around 3:06 p.m. on westbound Highway 4, east of Port Chicago Highway.

CHP said the collision involved a motorcycle, a truck, and a sedan. The motorcyclist was ejected from the motorcycle and pronounced dead at the scene.

Authorities said the motorcyclist was wearing a helmet at the time of the crash. The drivers of the truck and sedan were wearing seat belts.

Authorities have not yet determined what caused the collision. The investigation remains ongoing.

What A Lawyer Can Do For You

Many victims put off calling a lawyer even if they sustain injuries after an accident. However, lawyers can help you in many ways. They can provide you with police reports, CCTV footage, and witness statements to strengthen your case. Your attorney will also negotiate with insurance companies to get you fair compensation. The best part is that they will do all of these things for you at no upfront cost. So if you’re injured in an accident, hire a personal injury attorney to recover medical bills, car repair costs, lost wages, and pain and suffering.