Four fire engines and around 25 firefighters tackled a fire at a semi-detached house converted into flats on Willow Close in Orpington.
Part of a three roomed flat on the second floor was damaged by the fire. There were no reports of any injuries.
Control Officers took the call at 2249 and mobilised crews from Orpington and Sidcup fire stations to the scene. The incident was over for firefighters at 2336.
The cause of the fire is under investigation.