The U.S. is a nation of immigrants. But unauthorized immigrants have become a source of political debate over 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.
What we know about illegal immigration from Mexico
The number of Mexican immigrants living in the U.S. illegally has declined by more than 1 million since 2007.
Most Americans continue to oppose U.S. border wall, doubt Mexico would pay for it
More Americans continue to oppose than favor building a wall along the entire U.S. border with Mexico, and 70% think the U.S. would ultimately pay for it.
20 metro areas are home to six-in-ten unauthorized immigrants in U.S.
A new analysis shows that the nation’s unauthorized immigrant population is highly concentrated, more so than the U.S. population overall.
How America Changed During Barack Obama’s Presidency
Pew Research Center President Michael Dimock examines the changes – some profound, some subtle – that the U.S. experienced during Barack Obama’s presidency.
Less than half the public views border wall as an important goal for U.S. immigration policy
Only 39% of Americans view building a wall along the U.S.-Mexican border as a very or somewhat important goal.
U.S. immigrant deportations fall to lowest level since 2007
The Obama administration deported 333,341 unauthorized immigrants in the 2015 fiscal year, a decline of about 81,000 (or 20%) from the prior year.
International migration: Key findings from the U.S., Europe and the world
Millions of people around the world have migrated to the U.S. and other countries in recent years – some voluntarily, others to flee political turmoil, persecution or war.
Trump voters want to build the wall, but are more divided on other immigration questions
Though many Trump supporters say illegal immigration is a serious problem in the U.S. and want to build the wall, they are more divided on other questions.
Children of unauthorized immigrants represent rising share of K-12 students
About 3.9 million kindergarten through 12th-grade students in U.S. public and private schools in 2014 were children of unauthorized immigrants.
Estimated unauthorized immigrant population, by state, 2014
California has by far the largest number of unauthorized immigrants, about 2.3 million in 2014.