The number and proportion of immigrants in the population: International comparisons

Abstract

The United States has the highest number of immigrants (foreignborn individuals), with 48 million in 2015, five times more than in Saudi Arabia (11 million) and six times more than in Canada (7.6 million). However, in proportion to their population size, these

two countries have significantly more immigrants: 34% and 21%, respectively, versus 15% in the United States.