Respondents to the census are able to provide multiple responses for questions relating to knowledge of languages, and mother tongue.
For example, 54.8% of the population of Toronto was born outside Canada,[29] which is the second-largest percentage of immigrants in a single city on Earth, after Miami.
Hamilton is ranked the third-most diverse urbanized area in Canada (after Toronto and Vancouver).
[citation needed] The 2021 census reported that immigrants (individuals born outside Canada) comprise 4,206,585 persons or 30.0 percent of the total population of Ontario.
Over the period from 1971 to 2015, Ontario was the province which experience the second lowest levels of interprovincial in-migration and out-migration, second only to Quebec.