The fire damaged half of the ground floor of a semi-detached, two-story house.
Two people left the property prior to crews arriving and were assessed by London Ambulance Service.
Brigade Control Officers were first notified at 8pm last night with crews from Hayes, Heathrow and Hillingdon fire stations mobilised to the scene.
Firefighters were able to bring the incident under control by 9.30pm.
The cause of the fire is under investigation by the Brigade’s Fire Investigation Team.
