The most recently available data show that about half of undocumented immigrants in the United States are from Mexico and 20.6% reside in California. The most popular occupations are maids/cleaners and construction laborers. Explore more about the countries of origin, states of residence, jobs, gender, and ages of undocumented immigrants.
(via Demographics of Immigrants in the United States Illegally - Illegal Immigration - ProCon.org)
Source: immigration.procon.org
