It's unclear how many illegal immigrants from the United States reside in Mexico, though it is thought to be significant. "No one really knows how many of them there are in Mexico," Monica Mora, an expert on American migration in Mexico, told the BBC in 2012. read more
Illegal immigration in Mexico has been a problem, especially since the 1970s. Although the number of deportations is declining with 61,034 registered cases in 2011, the Mexican government documented over 200,000 illegal border crossings in 2004 and 2005. read more
In 2014, 5.8 million unauthorized immigrants from Mexico lived in the U.S., down from a peak of 6.9 million in 2007. Despite the drop, Mexicans still make up about half of the nation’s 11.1 million unauthorized immigrants (52% in 2014). read more
As of 2013, 6.2 million (56 percent) of the estimated 11 million unauthorized immigrants in the United States were from Mexico. Click here for an interactive map showing unauthorized immigrant populations in the United States by origin country and region and top state and county destinations, for 2009-13. read more