THE 23-year-old woman from Mablethorpe injured in the crash at Theddlethorpe on Monday night has now been transferred to Hull Royal Infirmary.
It is believed the woman, who was a passenger in the front of the car, sustained broken legs.
Three people were injured when the silver Peugeot 106 left the A1031 main road and collided with a tree around 11.30pm.
The 18-year-old male driver suffered a fractured skill and the 20-year-old woman in the back sustained broken legs.
Police say the other two people injured remain at Grimsby Hospital and all three people involved are stable.
Lincolnshire Police are appealing for anyone who may have witnessed the crash to call their incident line on 01522 558855 quoting incident 479 of April 16.