Largest Cities In Ontario

The Top Ten
1 Toronto (2,395,421) Toronto is the most populous city in Canada, the provincial capital of Ontario, and the centre of the Greater Toronto Area, the most populous metropolitan area in Canada. Toronto is an international centre of business, finance, arts, and culture, and is recognized as one of the most multicultural and ...read more.
2 Ottawa (721,136) Ottawa is the capital city of Canada. It stands on the south bank of the Ottawa River in the eastern portion of Southern Ontario.
3 Mississauga (544,382) Mississauga is the sixth largest city in Canada. Situated in Southern Ontario, it lies on the shores of Lake Ontario, located in the Regional Municipality of Peel, in the central part of the Greater Toronto Area, to the west of Toronto.
4 Brampton (268,251) Brampton is a city in Southern Ontario, Canada. It is a suburban city in the Greater Toronto Area and the seat of Peel Region.
5 Hamilton (467,799)
6 London (325,669)
7 Markham (173,383)
8 Vaughan (132,549)
9 Kitchener (178,420)
10 Windsor (197,694) Windsor, Ontario is the southernmost city in Canada. It is located on the southern shore of the Detroit River, directly across the river from Detroit, Michigan.