Four fire engines and around 25 firefighters were called to a fire at a house on Thackeray Avenue in Tottenham.
Part of the first floor of a mid-terraced house was damaged by the fire. One woman left the building before the Brigade arrived. There were no reports of any injuries.
The Brigade's 999 Control Officers took 13 calls to the fire.
The Brigade was called at 1120 and the fire was under control by 1203. Fire crews from Tottenham, Walthamstow and Stoke Newington fire stations were at the scene.
The cause of the fire is under investigation.