Pew Research Center survey reports, demographic studies and data-driven analysis.
In a rising number of U.S. counties, Hispanic and black Americans are the majority
In a growing number of U.S. counties, a majority of residents are Hispanic or black, reflecting the nation's changing demographics.
Q&A: How Pew Research Center estimated the number of unauthorized immigrants in Europe
In this Q&A and video, learn about the methods and data sources the Center used to estimate the number of unauthorized immigrants in Europe.
Video: Estimating Europe's unauthorized immigrant population
A new Pew Research Center analysis estimates that at least 3.9 million unauthorized immigrants – and possibly as many as 4.8 million – lived in Europe in 2017. Learn how we conducted the first comprehensive estimate of Europe's unauthorized immigrant population in over a decade.
5 facts about unauthorized immigration in Europe
The number of unauthorized immigrants living in Europe increased between 2014 and 2016, then leveled off to an estimated 3.9 million to 4.8 million in 2017, according to new estimates from Pew Research Center.
How European and U.S. unauthorized immigrant populations compare
The size of Europe’s unauthorized immigrant population in 2017 was less than half the number in the United States.
Summary of findings: Europe's Unauthorized Immigrant Population Peaks in 2016, Then Levels Off
What’s happening at the U.S.-Mexico border in 5 charts
Border apprehensions are rising quickly and the demographic profile of apprehended migrants is changing.
Key facts about refugees to the U.S.
A decline in U.S. refugee admissions comes at a time when the number of refugees worldwide has reached the highest levels since World War II.
Far more immigration cases are being prosecuted criminally under Trump administration
The first full fiscal year of the Trump administration saw large increases in the number of people arrested and criminally prosecuted for immigration offenses.
From the archives: In '60s, Americans gave thumbs-up to immigration law that changed the nation
In this 2015 post, we explore how Americans' views of immigration have shifted since the enactment of the 1965 Immigration and Nationality Act.
About Pew Research Center Pew Research Center is a nonpartisan fact tank that informs the public about the issues, attitudes and trends shaping the world. It conducts public opinion polling, demographic research, media content analysis and other empirical social science research. Pew Research Center does not take policy positions. It is a subsidiary of The Pew Charitable Trusts.