Skip to main content

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

  1. Home
  2. Data & Reports by Topic
  3. Immigration
  4. Unauthorized Immigrants


OHSS | Office of Homeland Security Statistics

Unauthorized Immigrants

Most unauthorized residents either entered the United States without inspection or were admitted temporarily and stayed past the date they were required to leave.

Reports

  • Unauthorized Immigrants Population Estimates

    Estimates of the Unauthorized Immigrant Population Residing in the United States

    These reports provide estimates of the size of the unauthorized immigrant population residing in the United States by period of entry, region and country of origin, state of residence, age, and sex.

  • COVID-19 Vulnerability by Immigration Status

    Picture of masked people

    This report presents population estimates by four categories of immigration status–lawful permanent residents, resident nonimmigrants, refugees and asylees, and unauthorized immigrants–and addresses unique COVID-19-related risks each status group may face.

Download Data



Data File File Extension File size Date Posted Report Year Data Category categories
Estimates of the Unauthorized Immigrant Population Residing in the United States: January 2018-January 2022 pdf 644.74 KB 04/18/2024 2022 Unauthorized Immigrants, Unauthorized Immigrants Population Estimates 14, 45
Estimates of the Unauthorized Immigrant Population Residing in the United States: 1990 to 2000 pdf 490.97 KB 09/28/2015 2000 Unauthorized Immigrants, Unauthorized Immigrants Population Estimates 14, 45
Executive Summary Estimates of the Unauthorized Immigrant Population Residing in the United States: 1990 to 2000 pdf 108.19 KB 01/31/2003 2000 Unauthorized Immigrants, Unauthorized Immigrants Population Estimates 14, 45
COVID-19 Vulnerability by Immigration Status pdf 3.38 MB 05/31/2021 2021 COVID 19 Vulnerability, Lawful Permanent Residents, Refugees and Asylees, Nonimmigrants, Unauthorized Immigrants 19, 10, 11, 13, 14
COVID-19 Vulnerability by Immigration Status - data files xlsx 105.69 KB 05/31/2021 2021 COVID 19 Vulnerability, Lawful Permanent Residents, Refugees and Asylees, Nonimmigrants, Unauthorized Immigrants 19, 10, 11, 13, 14
Estimates of the Unauthorized Immigrant Population Residing in the United States: January 2015-January 2018 pdf 855.98 KB 01/31/2021 2018 Unauthorized Immigrants, Unauthorized Immigrants Population Estimates 14, 45
Estimates of the Unauthorized Immigrant Population Residing in the United States: January 2015 pdf 562.83 KB 12/31/2018 2015 Unauthorized Immigrants, Unauthorized Immigrants Population Estimates 14, 45
Estimates of the Unauthorized Immigrant Population Residing in the United States: January 2014 pdf 160.42 KB 07/31/2017 2014 Unauthorized Immigrants, Unauthorized Immigrants Population Estimates 14, 45
Estimates of the Unauthorized Immigrant Population Residing in the United States: January 2012 pdf 672.61 KB 03/31/2013 2012 Unauthorized Immigrants, Unauthorized Immigrants Population Estimates 14, 45
Estimates of the Unauthorized Immigrant Population Residing in the United States: January 2011 pdf 444.73 KB 03/31/2012 2011 Unauthorized Immigrants, Unauthorized Immigrants Population Estimates 14, 45
Estimates of the Unauthorized Immigrant Population Residing in the United States: January 2010 pdf 481.41 KB 02/28/2011 2010 Unauthorized Immigrants, Unauthorized Immigrants Population Estimates 14, 45
Estimates of the Unauthorized Immigrant Population Residing in the United States: January 2009 pdf 360.58 KB 01/31/2010 2009 Unauthorized Immigrants, Unauthorized Immigrants Population Estimates 14, 45
Estimates of the Unauthorized Immigrant Population Residing in the United States: January 2008 pdf 226.04 KB 08/28/2009 2008 Unauthorized Immigrants, Unauthorized Immigrants Population Estimates 14, 45
Estimates of the Unauthorized Immigrant Population Residing in the United States: January 2007 pdf 291.31 KB 09/30/2008 2007 Unauthorized Immigrants, Unauthorized Immigrants Population Estimates 14, 45
Estimates of the Unauthorized Immigrant Population Residing in the United States: January 2006 pdf 576.11 KB 08/31/2007 2006 Unauthorized Immigrants, Unauthorized Immigrants Population Estimates 14, 45
Estimates of the Unauthorized Immigrant Population Residing in the United States: January 2005 pdf 220.49 KB 08/31/2006 2005 Unauthorized Immigrants, Unauthorized Immigrants Population Estimates 14, 45
Estimates of the Unauthorized Immigrant Population Residing in the United States: 1996 pdf 94.99 KB 09/28/2015 1996 Unauthorized Immigrants, Unauthorized Immigrants Population Estimates 14, 45

OHSS.DHS.gov

An official website of the U.S. Department of Homeland Security