A woman was seriously hurt and three children were injured when a car crashed into their home bringing down a kitchen wall and ceiling.
The crash happened in Fisher Road, Oldbury, shortly before 1630 BST.
A woman, believed to be in her 30s, who was inside at the time, had serious head injuries. Three girls, aged six, 10 and 16, were also hurt.
The driver was immobilised by paramedics and treated for chest pains, West Midlands Ambulance Service said.
A fourth girl who was also inside the house at the time of the crash did not require hospital treatment.