Four fire engines and around 25 firefighters were called to a fire at a house on Bentworth Road in Shepherd's Bush.
Part of the first floor of a mid-terraced house was damaged by fire. One woman left the property before the Brigade arrived. There were no reports of any injuries.
The Brigade was called at 0640 and the fire was under control by 0738. Fire crews from Acton, Hammersmith and Park Royal fire stations attended the scene.
The cause of the fire is under investigation.