|Date||Lawful Immigrants||Unauthorized Immigrants|
Source: Pew Research Center tabulations and estimates, adjusted. 2001-2002 and 2004 estimates based on March supplements to the Current Population Survey. 2000 and 2003 estimates based on augmented march supplements to the Current Population Survey. 2005-2014 estimates based on augmented American Community Survey (IPUMS).
The United States is the world’s leader as a destination for immigrants. Since 2000, the immigrant population has increased by about 30% to a record 43.6 million in 2014. Meanwhile, the number of unauthorized immigrants living in the United States peaked at 12 million in 2007 and has declined to about 11 million since then, mainly due to a decrease in the number of new immigrants from Mexico, the single largest source of U.S. migrants. Read more