Estimated Undocumented Immigrants by State

Undocumented immigrants, or unauthorized residents, refer to people who live in the United States but do not have proper government authorization. This population includs mostly two groups: individuals who entered the U.S. without inspection, and non-immigrant visitors who entered the U.S. legally but over stayed their visa.

The map below shows estimates of illegal immigrant population by state of residence. Move mouse over map to see data (as of 2009) for individual states.

Estimated population of illegal immigrants living in the U.S.

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< 35K 35K - 85K 85K - 150K 150K - 300K 300K - 500K 500K - 1500K > 1500K

Color Legend: Estimates of Illegal Immigrants Population by States

See also: Map of new permanent residents by state

Source: Office of Immigration Statistics, US Department of Homeland Security (2010); Pew Hispanic Center (2005); Map: DIY Map


Estimates of the Unauthorized Immigrant Population by DHS

The Department of Homeland Security publishes an annual estimate of undocumented immigrants residing in the United States. Part of the data were already included in the map above.

State of Residence of the Unauthorized Immigrant Population: January 2000 and 2005-2010
Estimated population in January of 2010
State of Residence20002005 20062007200820092010
All States8,460,00010,490,00011,310,00011,780,00011,600,00010,750,00010,790,000
California2,510,0002,770,0002,790,0002,840,0002,850,0002,600,0002,570,000
Texas1,090,0001,360,0001,620,0001,710,0001,680,0001,680,0001,770,000
Florida800,000850,000960,000960,000840,000720,000760,000
Illinois440,000520,000530,000560,000550,000540,000490,000
Arizona330,000480,000490,000530,000560,000460,000470,000
Georgia220,000470,000490,000490,000460,000480,000460,000
New York540,000560,000510,000640,000640,000550,000460,000
North Carolina260,000360,000360,000380,000380,000370,000390,000
New Jersey350,000380,000420,000470,000400,000360,000370,000
Nevada170,000240,000230,000260,000280,000260,000260,000
Other states1,760,0002,510,0002,900,0002,950,0002,950,0002,730,0002,790,000

Source: DHS