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Migration Policy Institute
E.g., 11/28/2025
E.g., 11/28/2025

Migration Information Source

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Migration Information Source logo
A person uses a digital tool to screen a job applicant
Napong Rattanaraktiya/iStock.com

E-Verify has been heralded as a key way to control unauthorized immigration to the United States, but federal efforts to expand the system stalled. There has been movement at the state level over the past decade, though, and there are signs it may rise in prominence again. This article details the history and challenges of E-Verify, and its limited uptake.

The Little Havana neighborhood of Miami.
Raul Rodriguez/iStock.com

The United States is by far the top destination for international migrants from the Caribbean. Roughly one in ten U.S. immigrants was born in the Caribbean, coming chiefly from Cuba, the Dominican Republic, Jamaica, or Haiti. Compared to other foreign-born groups, these individuals are more likely to be naturalized U.S. citizens and to have arrived since 2010, as this article details.

A woman receives a cash transfer in Sierra Leone.
Dominic Chavez/World Bank

Some countries with large diasporas have sought to maximize incoming remittances and channel them into particular sectors. Diaspora engagement policies are not always successful, but research shows that they are generally accompanied by increased remittance sending. This article explains the connection and explores some of the factors affecting remittance levels.

People at the Eloy immigrant detention facility.
ICE

The number of people in U.S. immigrant detention has grown sharply under President Donald Trump and will likely continue to rise in coming months. The rapid ramp-up has relied on an array of nontraditional facilities as well as private prisons, and has been accompanied by allegations of harsh treatment and rising deaths. This article traces the growth and evolution of the world's largest immigration detention system.

A group of people in a meeting.
iStock.com/jacoblund

Migration is one of the globe's defining challenges, yet researchers from academia and beyond often fail to impact policy. What is holding them back? This article examines findings from a survey of more than 1,800 academic and other researchers across 101 countries to reveal the key structural barriers they face.

Young women outdoors.
iStock.com/PIKSEL

Approximately 2.5 million sub-Saharan African immigrants lived in the United States in 2024—more than triple the number in 2000—with most coming from Nigeria, Ethiopia, Ghana, Kenya, or South Africa. This article offers a range of information about this diverse group, which has higher educational attainment and English proficiency than the overall immigrant population, and tends to have higher income. 

Small flags on a table.

Featured

Whether as migrant-sending or migrant-receiving locations—or both—many countries have rich, complex international and internal migration histories. MPI's online journal, theMigration Information Source, offers resources on more than 100 nations. Written by leading scholars, these articles delve into countries' migration histories, demographics, policymaking, and more.

A woman at an airport looks at flight information
Feature
August 26, 2025

The number of international migrants globally has roughly doubled since 1990. Yet because the world's overall population has grown, the share of all people living outside their country of origin is only slightly higher than it was then. This useful, data-rich article puts the global migrant population in context, offering current and historical statistics about the cross-border movements of workers, students, refugees and asylum seekers, and others.

A U.S. passport and green card
Spotlight
March 12, 2025

Find essential statistics about U.S. immigration, immigrants, and the immigration system today and throughout history. This perennially popular article compiles the latest available data on the size and shape of the immigrant population, immigrant families, refugees and asylees, unauthorized immigrants, temporary visitors, and more. It also examines legal immigration processing and immigration enforcement.

Changing Climate, Changing Migration logo.

Featured

Severe weather, rising seas, and other consequences of global climate change are affecting the way people live, work, and move around the planet. While there is no clear, direct line between the impacts of climate change and changing human movement, there are indications that the warming planet is indirectly creating or altering patterns of migration. Our podcast Changing Climate, Changing Migration dives deep into the intersection of climate change and migration to separate fact from fiction.

Recent Articles

A person uses a digital tool to screen a job applicant
Policy Beat
November 20, 2025

E-Verify has been heralded as a key way to control unauthorized immigration to the United States, but federal efforts to expand the system stalled. There has been movement at the state level over the past decade, though, and there are signs it may rise in prominence again. This article details the history and challenges of E-Verify, and its limited uptake.

The Little Havana neighborhood of Miami.
Spotlight
November 12, 2025

The United States is by far the top destination for international migrants from the Caribbean. Roughly one in ten U.S. immigrants was born in the Caribbean, coming chiefly from Cuba, the Dominican Republic, Jamaica, or Haiti. Compared to other foreign-born groups, these individuals are more likely to be naturalized U.S. citizens and to have arrived since 2010, as this article details.

A woman receives a cash transfer in Sierra Leone.
Feature
November 5, 2025

Some countries with large diasporas have sought to maximize incoming remittances and channel them into particular sectors. Diaspora engagement policies are not always successful, but research shows that they are generally accompanied by increased remittance sending. This article explains the connection and explores some of the factors affecting remittance levels.

People at the Eloy immigrant detention facility.
Policy Beat
October 29, 2025

The number of people in U.S. immigrant detention has grown sharply under President Donald Trump and will likely continue to rise in coming months. The rapid ramp-up has relied on an array of nontraditional facilities as well as private prisons, and has been accompanied by allegations of harsh treatment and rising deaths. This article traces the growth and evolution of the world's largest immigration detention system.

A group of people in a meeting.
Feature
October 22, 2025

Migration is one of the globe's defining challenges, yet researchers from academia and beyond often fail to impact policy. What is holding them back? This article examines findings from a survey of more than 1,800 academic and other researchers across 101 countries to reveal the key structural barriers they face.

A woman receives a cash transfer in Sierra Leone.
Feature
November 5, 2025

Some countries with large diasporas have sought to maximize incoming remittances and channel them into particular sectors. Diaspora engagement policies are not always successful, but research shows that they are generally accompanied by increased remittance sending. This article explains the connection and explores some of the factors affecting remittance levels.

A group of people in a meeting.
Feature
October 22, 2025

Migration is one of the globe's defining challenges, yet researchers from academia and beyond often fail to impact policy. What is holding them back? This article examines findings from a survey of more than 1,800 academic and other researchers across 101 countries to reveal the key structural barriers they face.

Migrantes venezolanos esperan procesamiento en Brasil.
Feature
October 2, 2025

Un nivel histórico de migración está transformando las sociedades y la política en América Latina y el Caribe, dando paso a una etapa definida por la volatilidad. Este artículo analiza estas dinámicas en el Caribe y Centroamérica y Sudamérica, y analiza la probabilidad de que la región se acerque a un punto de inflexión en la gestión de la migración.

Venezuelan migrants wait for processing in Brazil.
Feature
October 2, 2025

Amid unprecedented migration that began in 2010, Latin America and the Caribbean have entered a new era best defined by volatility. The success of initial policy responses to the displacement of millions of Venezuelans and other migration patterns has dimmed, given incomplete integration outcomes and other pressures. This article details these dynamics across the Caribbean and Central and South America.

A woman in Zimbabwe pushes a wheelbarrow.
Feature
September 17, 2025

When agricultural communities are displaced by conflict or the impacts of climate change, women often assume new roles as primary providers while men lose their traditional breadwinner status. This shift can create both opportunities and risks. This article details the dynamics, focusing on experiences in Mozambique and Zimbabwe.

The Little Havana neighborhood of Miami.
Spotlight
November 12, 2025

The United States is by far the top destination for international migrants from the Caribbean. Roughly one in ten U.S. immigrants was born in the Caribbean, coming chiefly from Cuba, the Dominican Republic, Jamaica, or Haiti. Compared to other foreign-born groups, these individuals are more likely to be naturalized U.S. citizens and to have arrived since 2010, as this article details.

Young women outdoors.
Spotlight
October 16, 2025

Approximately 2.5 million sub-Saharan African immigrants lived in the United States in 2024—more than triple the number in 2000—with most coming from Nigeria, Ethiopia, Ghana, Kenya, or South Africa. This article offers a range of information about this diverse group, which has higher educational attainment and English proficiency than the overall immigrant population, and tends to have higher income. 

Marchers at the Philippine Independence Day Parade in New York City.
Spotlight
September 4, 2025

People from the Philippines comprise the fourth largest U.S. immigrant group. Characteristics of this group reflect the long history of migration, dating back to before the islands' time as a U.S. colony. Filipino immigrants are more likely to be U.S. citizens, have a college degree, and higher median household incomes than immigrants overall. This article offers insights on the population's current and historical trends.

A woman from Honduras in a parade in Washington, DC
Spotlight
August 14, 2025

Central Americans comprise one of the fastest-growing immigrant groups in the United States, and now account for nearly one in every ten immigrants. Most Central American immigrants come from either El Salvador, Guatemala, or Honduras. Notably large shares are in the U.S. labor force and arrived since 2010. This article provides useful current and historical data and other information about this population.

Una mujer de Honduras en un desfile en Washington, DC.
Spotlight
August 14, 2025

Las personas de América Central representan casi uno de cada diez inmigrantes en los Estados Unidos, una población en rápido crecimiento. La mayoría de los inmigrantes centroamericanos provienen de El Salvador, Guatemala o Honduras. Este artículo proporciona información sobre la población inmigrante centroamericana en los Estados Unidos.

Argentina's flag in the La Boca neighborhood of Buenos Aires.
Profile
October 8, 2025

Argentina's founders had a clear desire to encourage immigration, especially from Europe, and the country was for a period among the world’s top immigration destinations. Trends and policies shifted over time, and since the early 1900s overall immigration has declined. Most immigrants now come from neighboring South American countries. This country profile examines Argentina’s migration past and present, including a turn to more restrictive policymaking.

Canadians welcome Syrian refugees to Toronto.
Profile
June 24, 2025

Canada has long been viewed as a global leader in creating welcoming immigration policies. But amid pressures on housing and services, as well as a surge in admission of temporary migrants, most Canadians now say there is too much immigration. With the government lowering its targets for new arrivals, this country profile examines the factors behind Canada's policy evolution.

Copenhagen's Nyhavn district.
Profile
May 21, 2025

Denmark has gradually moved to a restrictive approach toward humanitarian protection, in a shift that has made it something of a leader for other countries—and an anomaly as it has done so under a center-left government. As this country profile explains, Danish policymakers have pioneered policies that limit protection, including making it temporary.

Norwegian Parliament President Masud Gharahkhani greets a children's procession
Profile
February 12, 2025

Norway has transformed from a historically homogeneous society to one where one-fifth of residents are immigrants or the children of immigrants. Economic opportunities, a strong welfare state, and humanitarian commitments have been instrumental for immigration, which has been both a driver of growth and a source of debate. This article provides an overview of the history and key trends in Norway.

Women walk by the Sky Tower in Auckland.
Profile
October 16, 2024

New Zealand, once chiefly a destination for British and Irish settlers, has become a destination for temporary labor and student migration from Asia and beyond. Immigrants comprised 29 percent of the population as of 2023, but many have temporary statuses that do not offer full residence rights. This article provides a wide-ranging overview of the country's past and present trends and policies.

A person uses a digital tool to screen a job applicant
Policy Beat
November 20, 2025

E-Verify has been heralded as a key way to control unauthorized immigration to the United States, but federal efforts to expand the system stalled. There has been movement at the state level over the past decade, though, and there are signs it may rise in prominence again. This article details the history and challenges of E-Verify, and its limited uptake.

People at the Eloy immigrant detention facility.
Policy Beat
October 29, 2025

The number of people in U.S. immigrant detention has grown sharply under President Donald Trump and will likely continue to rise in coming months. The rapid ramp-up has relied on an array of nontraditional facilities as well as private prisons, and has been accompanied by allegations of harsh treatment and rising deaths. This article traces the growth and evolution of the world's largest immigration detention system.

Authorities making an immigration arrest in Virginia.
Policy Beat
September 25, 2025

The Trump administration has expanded its use of expedited removal in unprecedented ways, transforming what previously had been a somewhat limited authority into a potent tool to assist with its mass deportations drive. This article traces how the administration has sought to expand the reach of the nearly 30-year-old fast-track power beyond the border.

President Donald Trump tours the Alligator Alcatraz immigration detention facility in Florida
Policy Beat
July 30, 2025

U.S. immigration enforcement is undergoing a marked transformation, as state and local law enforcement authorities—once largely on the sidelines—have become central partners to the Trump administration. State and local participation is growing in size and scope, including the signing of hundreds of 287(g) deputization agreements, opening of Florida's Alligator Alcatraz, and Texas's multibillion-dollar Operation Lone Star.

A man boards a repatriation charter flight to Guatemala.
Policy Beat
June 18, 2025

The Trump administration has launched an ambitious campaign to encourage “self-deportation” as a complement to its muscular immigration enforcement operations. While a somewhat similar U.S. attempt in 2008 was considered a failure and international "pay-to-go" programs have occurred on a smaller scale than envisioned by Trump officials, the administration is hoping it can now succeed through an unmatched combination of carrots and sticks, as this article details.

About MPI’s Online Journal

The Migration Information Source provides fresh thought, authoritative data, and global analysis of international migration and refugee trends.

For more about the Source, click here.

In the Spotlight

Country Resources

Country Resources

Interested in quickly finding out what resources MPI and its online journal, theMigration Information Source, have by country? The country resources page allows users to select individual countries and see all theSourcearticles, MPI research, multimedia, and more that relates to an individual country. This is a great way to dive into everything MPI and theSource have to offer by country.

Get Started

Frequently Requested Statistics on Immigrants and Immigration in the United States

Immigration to the United States is the subject of significant debate, with questions ranging from the size of inflows, the role of immigrants in the labor market, and the nature of enforcement, to humanitarian admission policies and the sociodemographic characteristics of new arrivals. As such, it is important for the public to have access to accurate current and historical information. This article offers the top statistics on immigrants and immigration to the United States.

Continue reading

The Migration Data Hub

The Migration Data Hub showcases the most current demographic, social, and economic statistics about immigrants and immigration internationally and in the United States (including at the state level). Visit the Data Hub for current and historical data on immigrant and refugee populations, migration trends, and sociodemographic characteristics. From asylum recognition rates to remittance flows, the Data Hub offers easy access to top statistics.

Continue Reading

Top 10 Migration Issues of the Year

Every year, theMigration Information Sourcecompiles the Top 10 Migration Issues of the Year, assessing key developments globally regarding immigration developments, policies, and trends. Visit our Top 10 Library today to check out the top migration developments of the year from 2005 onward.

Browse Now

State Immigration Data Profiles

Want the latest facts and data on immigrants in the United States? Search U.S. Census data on U.S. immigrants and the native born nationally and by state based on demographic, language and education, workforce, and income indicators.

Get Started

TheMigration Information Source has published a series of special issues that focus on particular migration trends of note, among them "Migration in the Modern Chinese World," "Women and Migration," and a special issue on migration and development. Check out our Special Issue Library.

Browse Now

Top Statistics on Global Migration and Migrants

Seeking some of the most often-sought information on global migration? This statistics-rich article draws on current data sources to offer a primer on international migration, highlighting its types, the size of the migrant population and growth over time, and major sending and receiving countries and regions. Beyond looking at labor and humanitarian migrants and international students, the article examines remittances and more.

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