A new Pew Research Center analysis estimates that at least 3.9 million unauthorized immigrants – and possibly as many as 4.8 million – lived in Europe in 2017. Learn how we conducted the first comprehensive estimate of Europe's unauthorized immigrant population in over a decade.
The size of Europe’s unauthorized immigrant population in 2017 was less than half the number in the United States.
Most live in Germany, the UK, Italy and France, and about half had arrived in Europe in recent years. Overall, these migrants account for less than 1% of Europe’s total population.
A decline in U.S. refugee admissions comes at a time when the number of refugees worldwide has reached the highest levels since World War II.
Canada resettled 28,000 refugees in 2018, similar to its 2017 total. Meanwhile, the U.S. resettled 23,000, down from the previous year.
Money sent by immigrants to their home countries in sub-Saharan Africa reached a record $41 billion in 2017.
Worldwide, an estimated $625 billion (USD) was sent by migrants to individuals in their home countries in 2017, a 7% increase from 2016, when the amount was $586 billion, according to economists at the World Bank. This increase follows two consecutive years of decline.
Many Nigerians, Tunisians and Kenyans say they plan to leave their countries in the next five years. Some who plan to migrate say they have taken steps to do so, such as gathering information about a destination country and saving money.
Majorities in top migrant destination countries say immigrants strengthen their countries. Yet publics are divided on immigrants' willingness to adopt their host country's customs.
Explore detailed tables on the number and share of immigrants and emigrants by country.