A woman in her late teens that crashed on Kirkwood Rd, Flaxmere, sustaining serious injuries on Saturday evening is in a stable condition.
Emergency services were called to the scene of the single-vehicle crash at the junction of Kirkwood Rd and Northlee Pl at about 6.31pm.
Police said nobody was trapped in the vehicle, but the sole occupant of a car was injured.
A St John spokeswoman said one ambulance attended the scene of a motor vehicle accident.