Detectives are investigating after several neighbours heard gunshots in Mitcham on Monday.
Police were called to reports of gunshots heard on Fairfield Close at around 7.36pm, on July 20.
Officers attended but all parties had left the scene prior to police arrival.
A spokesperson for Met Police said: "It is believed shots were fired towards a group of males outside an address.
"No one is believed to have sustained any injuries.
"Damage was caused to a nearby property.
"Local officers are continuing with enquiries into the shooting and reassurance patrols are being carried out in the area.
"At this early stage, no arrests have been made."
If you have any information that could help the investigation, contact the police on 101 quoting reference, Cad 7172/20Jul.
To remain anonymous, call Crimestoppers on 0800 555 111.
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