The incident occurred about 7 AM. The driver of the car, which was on its way from Chandpur to Bijnor, lost control of the vehicle which crashed into a tree and turned turtle, they said.
Four persons, including the driver, were admitted to the hospital, where they were declared brought dead. Another person who was seriously injured succumbed to his injuries later, police said.
The deceased were between 20 to 25 years of age, they added.