Where undocumented immigrants live and work

In January 2004,the Urban Institute published a useful overview of the undocumented population in the United States. Go here for the entire report.
The Institute estimated there were at that time 9.3 million immigrants, of which 6 million were workers. 96% of men work and 62% of women work.
Breakdown of the total population of undocumented immigrants is:
U.S. total (in millions) 9.3; California, 2.4; Texas, 1.1; Florida, 0.9; New York, 0.7; Illinois, 0.4; New Jersey, 0.4; all others, all others, 3.5.