Officers and London Ambulance Service attended and a 19-year-old man was pronounced dead at the scene.
A post-mortem examination will be held in due course. Officers from Wandsworth are investigating, supported by colleagues from the Specialist Crime & Operations Command.
There has been no arrest at this early stage.
Detective Chief Inspector Matt Bonner, said: “I am keen to establish if there was anyone in the area who saw or heard anything suspicious yesterday evening. I’m appealing for anyone who has any information no matter how small to please come forward and help us with our inquiry.”
Anyone who witnessed the incident or has information that may assist police is asked to contact detectives on 020 8358 0200 or Crimestoppers anonymously on 0800 555 111.