Four fire engines and around 25 firefighters were called to a fire at an outbuilding on Burnell Avenue in Welling.
The whole of a single storey outbuilding and three fence panels were completely destroyed by fire, as well as a small part of the fascia of an adjacent house.
The Brigade was called at 1043 and the incident was over by 1153. Fire crews from Plumstead, Bexley and Erith fire stations were at the scene.
The cause of the fire is under investigation.