The largest urban center in Canada is the city of Toronto and
surrounding suburbs: The borders of Toronto and area can be defined
by the Census Metropolitan Area (CMA) of Toronto, used for census
purposes, or by the Greater Toronto Area (GTA). The population of
Toronto and area based on the 2006 Statistics Canada census: City
of Toronto: 2,503,281 Toronto Census Metropolitan Area: 5,113,149
Greater Toronto Area: 5,555,912 The Greater Toronto Area consists
of the City of Toronto and the following four regional
municipalities: 1) Peel Region: 1,159,405 2) York Region: 892,712
3) Durham Region: 561,258 4) Halton Region: 439,256