King William Street is a Lower City collector road in Hamilton, Ontario, Canada.
It starts off at the western-end at James Street North and is a one-way street (Eastbound) until Mary Street, where it becomes a two-way street that ends at Wentworth Street North.
It is named after King William IV of the United Kingdom.
Note: Listing of Landmarks from West to East.
Note: Listing of neighbourhoods from West to East.