Four fire engines and around 25 firefighters were called to a fire at a house on Dunspring Lane, Clayhall.
The roof was destroyed by the fire. Two people left the property before the arrival of the Brigade.
The Brigade was called at 1337 and the fire was under control at 1500. Fire crews from Hainault, Ilford, Woodford, Leytonstone fire stations attended the scene.
The cause of the fire is under investigation by the Brigade and the Metropolitan Police Service.