The A22 in Warlingham is CLOSED between the roundabout junction with the B270 and the Ann Summers roundabout.
Officers are dealing with a fatal collision and urge any witnesses to contact them.
Police were called at 10:11pm on Thursday 9 January to the A22 Godstone Road at the junction with Hillside Road. A pedestrian was found seriously injured. Sadly the pedestrian, a 30 year-old man from Warlingham, was pronounced dead at the scene. His family has been informed.
Road closures are expected to be in place overnight to allow a thorough investigation to take place.
PC Gemma Morgan said: “While there was not a vehicle at the scene, we are investigating whether this could have been a fail to stop collision. Did you see a vehicle driving erratically in the area, or a vehicle which may have damage consistent with being involved in this collision? Please contact us as soon as possible”.