nearly 4 % children who have at most one parent has entered the u . s . officially were registered in the same kingdoms and are u . s . citizens as a outcome , compared to the data held by the pew hispanic center . that ' s about three quarters of the average 5 . 5 billions children of illegally foreigners inside the united s , according to the study . about 1 . 8 million victims of undocumented immigrants resided in poverty , the study found .
Three quarters of U.S. illegal immigrants have children.