Downtown Toronto is the main city centre of Toronto, Ontario, Canada. Located entirely within the district of Old Toronto, it is approximately 16.6 square kilometres (6.4 sq mi) in area, bordered by Bloor Street to the northeast, a Canadian Pacific Railway line to the northwest, Lake Ontario to the south, the Don Valley to the east, and Bathurst Street to the west. It is also the home of the municipal government of Toronto and the Government of Ontario.
The area showcases Canada's largest concentration of skyscrapers and businesses that form Toronto's skyline. Since 2022, downtown Toronto had the second most skyscrapers in North America exceeding 200 metres (656 ft) in height, behind only Midtown Manhattan, New York City.