400

At least one person is dead following a collision on Highway 400 in Vaughan early Sunday morning, authorities say. Read More

Two people are dead and a third is in hospital after a crash on Highway 400 in Vaughan early Sunday morning, according to Ontario Provincial Police. Read More

400

All northbound lanes of Highway 400 at Major Mackenzie Drive are closed after a fatal two-vehicle collision involving a transport truck and a passenger vehicle, Ontario Provincial Police (OPP) say. Read More

400

Automatic Licence Plate Reader alerted Georgian Bay OPP of a licence plate on a vehicle reported stolen in the Toronto area ... Read More

400

Automatic Licence Plate Reader alerted Georgian Bay OPP of a licence plate on a vehicle reported stolen in the Toronto area ... Read More

400

On December 1, 2025, just after  12 noon, a member of the Southern Georgian Bay Detachment of the Ontario Provincial Police (OPP) was patrolling northbound on Highway 400 in Georgian Bay Township. The ... Read More

400

Provincial police in Aurora are warning motorists to '?expect traffic delays throughout the morning'? following a vehicle fire along the southbound Highway 400. The two right southbound lanes of Highway ... Read More

400

The province's police watchdog is investigating a collision involving an Ontario Provincial Police cruiser on Highway 400 in Toronto that resulted in a lengthy closure on Friday. Read More

401

All but one northbound lane of Highway 400 is closed at Highway 401 on following a multi-vehicle crash, Ontario Provincial Police say. Read More

Expect delays along these routes - 56 closures are scheduled for roadwork on provincial highways in Simcoe on Nov. 16, 2025: Highway 11 northbound between Highway 400, Oro Medonte and Severn River ... Read More