Immigrants

Date Lawful Immigrants Unauthorized Immigrants
2000 24.1 8.6
2001 24.2 9.4
2002 25.1 9.7
2003 25.4 10.1
2004 25.7 10.7
2005 27.0 11.1
2006 27.7 11.6
2007 28.3 12.2
2008 28.9 11.7
2009 29.4 11.3
2010 29.7 11.4
2011 30.4 11.5
2012 31.3 11.2
2013 32.2 11.2
2014 32.5 11.1

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