From its inception, the United States has been a country of immigrants. Our dynamic and interactive charts help to track changing immigration patterns and characteristics of the immigrant population through time. By placing immigration to the United States in its broader historic context, the characteristics of today's migration flows and the immigrant communities they establish can be better understood.

Click on the bullet points below to navigate for more information:

• Immigration to the United States: A Historical Perspective
• Immigrants' Countries and Regions of Birth
• Diaspora Groups in the United States
• Children in Immigrant Families
• Immigrants in the U.S. Labor Force
• Limited English Proficient (LEP) Population
• Age and Sex Distribution

Immigration to the United States: A Historical Perspective

Annual Legal Immigration

• Legal Immigration to the United States, 1820-2014
• Legal Immigrants by Country of Origin, 1999-2014

New U.S. Citizens

• Naturalization in the United States, 1910-2014
• Naturalization by Country of Birth, 1999-2014

Refugees

• Refugee Admissions, 1980-2015

Immigrants Residing in the United States

• Number and Share of Total U.S. Population, 1850-2014
• Immigrant Population Change by Decade, 1860-2010
• State Immigration Trends: Number and Share of Total State Population, 1990-2014
• Mexican Immigrants: Number and Share of Total U.S. Immigrant Population, 1850-2014
• Map: Origins of Mexican Migrants to the United States by Mexican State of Residence, Number, and Share, 2004-2014

Unauthorized Immigrants

• Map: Unauthorized Immigrant Populations by Country and Region, Top State and County Destinations, 2009-13
• Map: DACA-Eligible Populations by State and County, 2016
• DACA-Eligible Populations and Application Rates by Country of Origin, 2016

Immigrants' Countries and Regions of Birth

• Regions of Birth, 1960-2014
• Countries of Birth, 1960-2014
• Top Ten Countries of Birth, 1960-2014
• Map: Population Distribution for Countries and Regions of Birth, 2009-2014 (pooled)

 - By State and County

 - By Metropolitan Area

Diaspora Groups in the United States

• Top 20 Diaspora Groups, 2011

Children Under 18 in Immigrant Families

• Number and Share of Total Child Population, by Age Group and State, 1990-2014

Immigrants in the U.S. Labor Force

• Immigrants as Share of Total Population and Civilian Labor Force, by State, 1980-2014

Limited English Proficient (LEP)

• LEP Adults (Age 18 and Older) by U.S. Citizenship Status, by State, 2014
• Total LEP Population (Age 5 and Older): Number and Share, by State, 1990, 2000, 2010, 2013
• Total LEP Population (Age 5 and Older): Linguistic Diversity, by County and State Level, 2009-2013 (pooled)
• Map: English Language Learners by State
• Top 10 Languages Spoken by Limited English Proficient U.S. Residents and LEP Share

Immigrants' Age and Sex Distribution

• Age-Sex Pyramids of Immigrant and Native Populations, 1970-2014
• Age-Sex Pyramids of the Top Immigrant Origin Groups, 2014