Unauthorized Immigration

Immigrants made up 17.2% of the total U.S. workforce in 2014, or about 27 million workers. Private households were the biggest immigrant-employing "industry," followed by textile, apparel and leather manufacturers and the farm sector.

Republicans who live closer to the U.S.-Mexico border are less supportive of the wall than are those who live farther away.

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.

Pew Research Center President Michael Dimock examines the changes – some profound, some subtle – that the U.S. experienced during Barack Obama’s presidency.

Only 39% of Americans view building a wall along the U.S.-Mexican border as a very or somewhat important goal.

The number of migrant apprehensions at the U.S.-Mexico border rose by 42% in October and November of 2016 compared with the same two-month period in 2015.

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.

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.

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.