Four fire engines and around 25 firefighters were called to a house fire on Mount Culver Avenue, Sidcup.
Part of the ground and first floor was damaged by the fire.
One adult and three children left the property prior to the arrival of the Brigade. There are no reports of any injuries.
The Brigade’s Control Officers took the first of two calls at 2140 before mobilising crews from Bexley and Bromley fire stations to the scene. The incident was under control by 2239.
The cause of the fire is under investigation by London Fire Brigade.