2009 There were 2 million undocumented immigrants in the United States in 2011 . 14 % of U.S. total non - immigrant population that lived in poverty in 2011 . It takes about 18 months on average to file an application for naturalization .
There were 2 million undocumented immigrants in the United States in 2011 . 14 % of U.S. total non - immigrant population that lived in poverty in 2011 . It takes about 18 months on average to file an application for naturalization .