The GTA covers approximately and is composed of the City of Toronto and four surrounding regional municipalities:
With an estimated population exceeding as of 2025, the GTA is celebrated for its extreme multiculturalism.
: The region is served by Toronto Pearson International Airport , the busiest in Canada, and an extensive network of GO Transit commuter trains and buses. Landmarks and Culture greater toronto area
: The central core, divided into districts including Etobicoke, North York, Scarborough, and York.
The region faces ongoing challenges related to its rapid expansion: The GTA covers approximately and is composed of
: Toronto hosts the Toronto Stock Exchange (TSX) , the third-largest in North America by dollar value traded.
: To the north, containing Richmond Hill, Vaughan, and Markham. The region faces ongoing challenges related to its
: The CN Tower and the curved towers of New City Hall define the Toronto skyline.