A man in his late teens was seriously hurt in a crash at Terrington St Clement.
The man was driving towards Hay Green when he hit the verge in Moat Road at around 9pm on Sunday.
A police spokesman said a blue Volkswagen Polo rolled and came to rest in the centre of the road.
Fire crews also attended and the driver was taken to Addenbrooke’s Hospital in Cambridge with serious injuries.
Officers are keen to speak to witnesses or anyone with dashcam footage of the crash.
Contact PC Tim Aldham via email Timothy.Aldham@norfolk.pnn.police.uk or call 101.