Accident on Highway 401 Today: 78-Year-Old Woman Dies Following Multi-Vehicle Crash in Mississauga

A 78-year-old woman has died following a multi-vehicle collision on Highway 401 in Mississauga, Ontario, in a crash that prompted a lengthy overnight investigation and significant traffic disruptions.

According to the Ontario Provincial Police (OPP), the crash occurred shortly after 8 p.m. on Saturday in the eastbound collector lanes of Highway 401 near Mississauga Road. Authorities reported that three vehicles were involved in the collision.

The 78-year-old woman, a resident of North York, was among two female occupants transported to hospital following the crash. Despite emergency medical efforts, she was later pronounced dead. The driver of the vehicle sustained minor injuries.

Emergency crews responded to the scene and closed a portion of the highway while investigators worked to determine the circumstances leading up to the collision. The affected section of Highway 401 remained closed for nearly eight hours before reopening during the early morning hours on Sunday.

Police have not yet released the identity of the deceased woman, and the investigation into the cause of the crash remains ongoing. Authorities are expected to review evidence from the scene and may seek information from witnesses or motorists who were travelling through the area at the time of the collision.

The tragedy serves as a reminder of the dangers motorists can face on one of Canada’s busiest highways. Family members, friends, and community members are mourning the loss of the 78-year-old woman as investigators continue working to establish exactly what occurred.

Anyone who may have witnessed the collision or who has dashcam footage from the area around the time of the crash is encouraged to contact the Ontario Provincial Police as the investigation continues.