The U.S. is a nation of immigrants. But unauthorized immigrants have become a source of political debate, and Congress and President Obama disagree over the best course of action to address issues such as deportations, legal status, education and benefits. For years, the Pew Research Center has estimated the size of the unauthorized immigrant population and surveyed the U.S. public about immigration.

HispanicSeptember 11, 2015

Number of babies born in U.S. to unauthorized immigrants declines

About 295,000 babies were born to unauthorized-immigrant parents in 2013, making up 8% of the 3.9 million U.S. births that year. This was down from a peak of 370,000 in 2007.

HispanicAugust 24, 2015

What Americans want to do about illegal immigration

There is little support overall for an effort to deport all those in the U.S. illegally, but past surveys have found support for building a barrier along the Mexican border and for banning birthright citizenship.

U.S. PoliticsJune 4, 2015

Public Views of Immigration

There is broad public support for a path to legal status for undocumented immigrants in the U.S. But other opinions on immigration, including views of legal immigration, are more mixed.

HispanicApril 28, 2015

With help from Mexico, number of child migrants crossing U.S. border falls

Mexico’s 3,819 deportations of unaccompanied minors from Central America during the first five months of fiscal year 2015 represent a 56% increase over the same period a year earlier.

HispanicMarch 26, 2015

U.S. Unauthorized Immigrants in the Labor Force

Most hold low-skilled service, construction and production jobs, but those shares have fallen since 2007. In the states, the leading industry employers are hospitality, manufacturing and construction.

HispanicFebruary 11, 2015

States suing Obama over immigration programs are home to 46% of those who may qualify

A group of 26 states filed a lawsuit in December to stop his executive actions on immigration, arguing that he didn’t have the authority to make the changes.

HispanicFebruary 4, 2015

50 years later, Americans give thumbs-up to immigration law that changed the nation

As Washington once again engages in a heated political battle over immigration policy, it’s worth reminding ourselves just how much the country and its politics have changed since the 1965 Immigration and Nationality Act — a law that dramatically changed the makeup of the nation.

HispanicDecember 30, 2014

U.S. border apprehensions of Mexicans fall to historic lows

For the first time on record, more non-Mexicans than Mexicans were apprehended at U.S. borders in 2014 by the Customs and Border Patrol.

U.S. PoliticsDecember 11, 2014

Immigration Action Gets Mixed Response

Americans are divided over President Obama’s recent executive action that allows more unauthorized immigrants to stay and work in the U.S. At the same time, the public continues to support a pathway to legal status for those here illegally.

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HispanicDecember 11, 2014

Interactive: U.S. Unauthorized Immigration Trends

Explore population trends from a new analysis of the unauthorized immigrant population in the United States based on Pew Research Center estimates.