Immigration Australian residents by country of birth (2016) September 10, 2017 Alex All up 6.1 million out of a population of 24.6 million Australians were born overseas representing 26% of the population. Related Posts:Predominant Generations by CountryOverseas Territories and Dependencies of the World MappedMapping Interstate MigrationThe share of the population born outside the United StatesWhere every U.S. President was Born?Australia's Population: A Story of Coastal Life and…Maps reveal the places that Americans want to move…India explained in 25 maps