Illinois Foreign-Born Population By Country of Birth in 2021 (ACS-5Yrs)
Updated on November 2, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, the Foreign-Born population of Illinois was 1,803,334, which was 14.07% of the population of Illinois.
The highest percentage of the Illinois foreign-born population where born in Mexico (34.84%), followed by India (9.04%), and Poland (7.08%).
The chart below shows the top 10 place of birth countries for the Illinois Foreign-born population, as a percentage of the total Illinois foreign-born population. The table below shows the population and percentage of the Illinois foreign-born population for many different place of birth countries.
You can see similar information for other states and for the United States.
Related Topics: Illinois ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census Bureau.
Illinois Foreign-Born Population By Country of Birth in 2021 (ACS-5Yrs)
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| Country of Birth | Number of People | Percentage of Foreign-Born (%) |
|---|---|---|
| Mexico | 628339 | 34.84 |
| India | 162991 | 9.04 |
| Poland | 127757 | 7.08 |
| Philippines | 92717 | 5.14 |
| China | 86647 | 4.81 |
| Korea | 40910 | 2.27 |
| Pakistan | 29463 | 1.63 |
| Ukraine | 28346 | 1.57 |
| Guatemala | 24163 | 1.34 |
| Vietnam | 23248 | 1.29 |
| Nigeria | 20654 | 1.15 |
| Canada | 19521 | 1.08 |
| Germany | 19151 | 1.06 |
| Russia | 17459 | 0.97 |
| Ecuador | 17108 | 0.95 |
| Romania | 15467 | 0.86 |
| Italy | 15387 | 0.85 |
| Colombia | 15002 | 0.83 |
| Bulgaria | 14254 | 0.79 |
| Iraq | 13783 | 0.76 |
| Honduras | 11372 | 0.63 |
| Japan | 10904 | 0.61 |
| El Salvador | 10778 | 0.60 |
| Bosnia and Herzegovina | 10701 | 0.59 |
| Greece | 10576 | 0.59 |
| Lithuania | 10438 | 0.58 |
| Jordan | 8818 | 0.49 |
| Peru | 8642 | 0.48 |
| Brazil | 8528 | 0.47 |
| England | 8391 | 0.47 |
| Jamaica | 8391 | 0.47 |
| Serbia | 7901 | 0.44 |
| Taiwan | 7766 | 0.43 |
| Thailand | 7755 | 0.43 |
| Syria | 7490 | 0.42 |
| Venezuela | 7261 | 0.40 |
| Cuba | 7191 | 0.40 |
| Ireland | 6883 | 0.38 |
| Ghana | 6682 | 0.37 |
| Iran | 6578 | 0.37 |
| Egypt | 6279 | 0.35 |
| Belarus | 6150 | 0.34 |
| Albania | 5995 | 0.33 |
| France | 5730 | 0.32 |
| Hong Kong | 5451 | 0.30 |
| Czechoslovakia | 5193 | 0.29 |
| Israel | 4525 | 0.25 |
| Turkey | 4468 | 0.25 |
| Burma | 4445 | 0.25 |
| Democratic Republic of Congo | 4306 | 0.24 |
| Moldova | 4296 | 0.24 |
| Ethiopia | 4285 | 0.24 |
| Belize | 4223 | 0.23 |
| Argentina | 4160 | 0.23 |
| North Macedonia | 4143 | 0.23 |
| Haiti | 4098 | 0.23 |
| Saudi Arabia | 3969 | 0.22 |
| Dominican Republic | 3838 | 0.21 |
| Croatia | 3825 | 0.21 |
| Morocco | 3642 | 0.20 |
| Laos | 3315 | 0.18 |
| Spain | 3141 | 0.17 |
| Lebanon | 3132 | 0.17 |
| Nepal | 2900 | 0.16 |
| Malaysia | 2899 | 0.16 |
| Cambodia | 2819 | 0.16 |
| Australia | 2596 | 0.14 |
| Austria | 2593 | 0.14 |
| Kenya | 2340 | 0.13 |
| Bangladesh | 2279 | 0.13 |
| Netherlands | 2144 | 0.12 |
| Yemen | 2069 | 0.12 |
| Panama | 2041 | 0.11 |
| Chile | 1992 | 0.11 |
| Uzbekistan | 1988 | 0.11 |
| Nicaragua | 1807 | 0.10 |
| Kuwait | 1781 | 0.10 |
| Kazakhstan | 1771 | 0.10 |
| Indonesia | 1717 | 0.10 |
| Cameroon | 1707 | 0.10 |
| Hungary | 1585 | 0.09 |
| Latvia | 1546 | 0.09 |
| Congo | 1519 | 0.08 |
| Sudan | 1480 | 0.08 |
| Scotland | 1394 | 0.08 |
| Costa Rica | 1356 | 0.08 |
| Trinidad and Tobago | 1300 | 0.07 |
| Sweden | 1273 | 0.07 |
| Singapore | 1206 | 0.07 |
| Guyana | 1071 | 0.06 |
| Sri Lanka | 1066 | 0.06 |
| Eritrea | 982 | 0.05 |
| Belgium | 918 | 0.05 |
| Uganda | 852 | 0.05 |
| Afghanistan | 850 | 0.05 |
| Senegal | 796 | 0.04 |
| Armenia | 776 | 0.04 |
| Switzerland | 766 | 0.04 |
| Somalia | 751 | 0.04 |
| Liberia | 734 | 0.04 |
| Uruguay | 700 | 0.04 |
| Denmark | 679 | 0.04 |
| Norway | 627 | 0.04 |
| Bahamas | 454 | 0.03 |
| Portugal | 405 | 0.02 |
| Barbados | 385 | 0.02 |
| Zimbabwe | 362 | 0.02 |
| Fiji | 227 | 0.01 |
| Sierra Leone | 179 | 0.01 |
| Micronesia | 142 | 0.01 |
| Dominica | 112 | 0.01 |
| Grenada | 94 | 0.01 |
| St. Vincent and the Grenadines | 66 | 0.00 |
| Cabo Verde | 12 | 0.00 |
| Azores Islands | 6 | 0.00 |