ReportsSeptember 1, 2010

U.S. Unauthorized Immigration Flows Are Down Sharply Since Mid-Decade

The annual inflow of unauthorized immigrants to the U.S. was nearly two-thirds smaller in the March 2007 to March 2009 period than it had been from March 2000 to March 2005.

ReportsApril 14, 2009

A Portrait of Unauthorized Immigrants in the United States

The nation’s 11.9 million unauthorized immigrants are more geographically dispersed than in the past, according to a new demographic and geographic analysis of this group that includes population and labor force estimates for each state.

Fact SheetsApril 26, 2006

Estimates of the Unauthorized Migrant Population for States based on the March 2005 CPS

Fact Sheet

ReportsJune 14, 2005

Unauthorized Migrants: Numbers and Characteristics

Most of the unauthorized population lives in families, a quarter has at least some college education and illegal workers can be found in many sectors of the US economy.

ReportsMarch 21, 2005

Estimates of the Size and Characteristics of the Undocumented Population

The undocumented population of the US now numbers nearly 11 million people, including more than 6 million Mexicans according to new estimates based on the most recent official data available.