A teenage boy was hit by a car in The Broadway, Ealing.
Police were called to reports of the accident at around 5.40pm on Wednesday (February 25).
The pedestrian was taken to hospital but the police say his injuries are not life-threatening.
A spokesman from the Met Police said: "The driver of the car was stopped at the scene. Enquiries are ongoing."
The London Ambulance Service (LAS) were also called to the scene.
An LAS spokeswoman said: “We sent an ambulance crew and a duty station officer.
“We treated a male for head injuries and took him to Ealing Hospital."