Ontario Cities by Population (1 to 20)

Search cities in Ontario, Canada. Find out the population, time zones, current local time and more Ontario facts.

City Region Country Population
Toronto Ontario Canada 2,600,000
Ottawa Ontario Canada 812,129
Mississauga Ontario Canada 668,549
Brampton Ontario Canada 593,638
Hamilton Ontario Canada 519,949
London Ontario Canada 346,765
Markham Ontario Canada 328,966
Vaughan Ontario Canada 306,233
Windsor Ontario Canada 278,013
Kitchener Ontario Canada 256,885
Richmond Hill Ontario Canada 195,022
Oakville Ontario Canada 193,832
Burlington Ontario Canada 183,314
Nepean Ontario Canada 180,000
Oshawa Ontario Canada 166,000
Greater Sudbury Ontario Canada 157,857
Barrie Ontario Canada 141,434
St. Catharines Ontario Canada 133,113
Milton Ontario Canada 132,979
Cambridge Ontario Canada 129,920
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