Police were called to the incident on High Bank Approach at Colton this afternoon (Sat Dec 1) after receving reports that a car had collided with a house.
Inspector Emma Oldroyd of West Yorkshire Police said the house suffered "quite substantial"structural damage.
Insp Oldroyd said no-one was in the house at the time of the collision.
Police are investigating if the collision happened after the driver suffered a medical episode.
Insp Oldroyd said fire crews and gas engineers are at the scene working to ensure gas supplies to the house are made safe.