More than 40 million people living in the U.S. were born in another country, accounting for about one-fifth of the world’s migrants in 2017.
There were 10.5 million unauthorized immigrants in the U.S. in 2017. The number of Mexican unauthorized immigrants declined since 2007.
The number of Mexican unauthorized immigrants has fallen since its peak of 6.9 million in 2007 and was lower in 2017 than in any year since 2001.
Recently arrived immigrants have markedly different education, income and other characteristics from those who have been in the U.S. for longer.
Border apprehensions are rising quickly and the demographic profile of apprehended migrants is changing.
In 2016, the 20 U.S. metro areas with the most unauthorized immigrants were home to 6.5 million of them, or 61% of the estimated total.
There were nearly 467,000 apprehensions at the U.S.-Mexico border in 2018. Family members accounted for about a third of those apprehensions.
There were 12.0 million immigrants from Mexico living in the United States in 2016, and fewer than half of them were in the country illegally.
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More than 22.4 million people applied in 2017 to a U.S. visa program that provides 50,000 green cards each year through a lottery system. The number of applicants nearly matched the record 23 million applicants received in 2016 and came as the Trump administration and some members of Congress have sought to eliminate the program – the only one of its kind globally.