A 20-year-old woman is dead after a car crashed into a concrete light post Sunday night.

Woman dead fatal crash Montreal Road Bathgate Drive

A woman is dead after a car slammed into a concrete light post at the intersection of Montreal Road and Bathgate Drive on Sunday night. (CBC)

It happened at the intersection of Montreal Road and Bathgate Drive at about 9:30 p.m., police said.

The woman, who was in the passenger seat, was declared dead at the scene.

The 21-year-old man driving the vehicle was extricated from the wreckage by firefighters. He was taken to hospital in serious condition.

The cause of the crash is being investigated.