Police are investigating a serious two vehicle traffic crash that occurred overnight at Alexandra Hills.
Emergency services were called to the intersection of Vienna Road and Wimborne Street shortly after 9pm following reports two vehicles had collided.
One vehicle, a four-wheel drive, rolled onto its side and crashed into a fence.
The 28-year-old male driver of the four-wheel drive and two passengers, a 9-year-old boy and a 28-year-old woman were all taken to hospital with non-life-threatening injuries.
The driver of the other vehicle, a 20-year-old man and an 18-year-old male passenger were both taken to the hospital for treatment of non-life threatening injures.
The Forensic Crash Unit is investigating.