Police are investigating what caused a car to roll multiple times before crashing into bushland overnight.
At about 8:15pm a Toyota Land cruiser was travelling north on King Road in Oakford.
The 26 year old male driver of the vehicle drove through the intersection of King Road and Thomas Road before ploughing into bushland on the northern side of Thomas Road.
The vehicle rolled multiple times before coming to a rest 42 metres into the bush.
The driver appears to have been launched from the vehicle.
He was taken by an ambulance to Royal Perth Hospital.
No other vehicles were involved in the accident.
Perth to Bunbury train service returns
Missing woman found safe and well
Community fed up with teenage hoons terrorising Halls Head oval
Southern suburbs electrician claims $1.8 million Lotto win
Works continue on Pinjarra's Munday Avenue extension
Halls Head support worker charged with historic child sex offences
Severe thunderstorm warning cancelled for Mandurah, Bunbury
Fortnightly red bin collections to remain in the City of Rockingham after council rejects motion
Rate rises on the way for Rockingham, Mandurah ratepayers