Current traffic on Highway 21 — accidents, construction and closures in real time.
Daily Construction on HWY 21 Northbound between Sideroad 5, Allenford and County Road 10 North / Grey Bruce Line, Jackson. 1 Left Lane(s).
Daily Construction on HWY 21 Northbound between Laurier Line (East Side) [ near Amberley ] and Maypark Road [ near Amberley ], Amberley. 1 Left Lane(s).
Daily Construction on HWY 21 Northbound between Laurier Line (West Side) [ near Amberley ] and Maypark Road [ near Amberley ], Amberley. 1 Left Lane(s).