Man dies after car and bus collide on Gunnersbury Avenue, Chiswick

A 38-year-old man died after a car and a bus collided on Gunnersbury Avenue in Chiswick in the early hours of 20 August 2026. The crash occurred at 12:20am near the junction with Gunnersbury Lane, according to the Metropolitan Police.

Emergency services were called to the scene and found three people injured. The man, who was a passenger in the car, was pronounced dead at the scene. His name has not yet been released, but police said they are supporting his next-of-kin.

Driver arrested on suspicion of causing death

The car’s driver, a 24-year-old man, was taken to hospital with injuries described as non-life-threatening. He was later arrested on suspicion of causing death by dangerous driving, the Metropolitan Police confirmed. He remains under medical care.

The bus driver, aged 61, was also taken to hospital as a precaution. The London Ambulance Service said he sustained minor injuries. A spokesperson for the service said paramedics arrived within seven minutes of the call.

Road closure and police appeal

Gunnersbury Avenue was closed for several hours between Chiswick Roundabout and Gunnersbury Lane while police conducted their investigation. The road has since reopened, but officers are continuing to examine the scene.

The London Ambulance Service dispatched multiple resources to the collision, including crews, paramedics in fast response cars, an incident response officer, and a hazardous area response team. London’s Air Ambulance also attended the scene.

Police are appealing for witnesses to come forward, particularly those with dashcam or CCTV footage of the incident. Anyone with information is asked to contact the Metropolitan Police on 101, quoting reference CAD141/20AUG.

What happens next

The investigation into the collision is ongoing. The Independent Office for Police Conduct (IOPC) has not been notified of the incident, meaning no police officers are under investigation in connection with the crash.

The 24-year-old driver remains under arrest. If charged, he will appear at a magistrates’ court in west London. The next-of-kin of the deceased man have been informed, but his name has not been released pending formal identification.