Alameda County, CA Foreign-Born Population By Country of Birth in 2021 (ACS-5Yrs)
Updated on November 5, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, the Foreign-Born population of Alameda County, CA was 551,151, which was 32.94% of the population of Alameda County, CA.
The highest percentage of the Alameda County foreign-born population were born in China (19.83%), followed by India (17.05%), and Mexico (15.92%).
The chart below shows the top 10 place of birth countries for the Alameda County Foreign-born population as a percentage of the total Alameda County foreign-born population. The table below shows the population and percentage of the Alameda County foreign-born population for many different place of birth countries.
You can see similar information for other California counties and for California.
Data Source: US Census Bureau.
Alameda County, CA 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 (%) |
|---|---|---|
| China | 109271 | 19.83 |
| India | 93977 | 17.05 |
| Mexico | 87745 | 15.92 |
| Philippines | 57419 | 10.42 |
| Vietnam | 28263 | 5.13 |
| Taiwan | 14675 | 2.66 |
| Hong Kong | 13823 | 2.51 |
| El Salvador | 13226 | 2.40 |
| Korea | 11827 | 2.15 |
| Guatemala | 10709 | 1.94 |
| Afghanistan | 7186 | 1.30 |
| Canada | 5701 | 1.03 |
| Fiji | 5005 | 0.91 |
| Japan | 4843 | 0.88 |
| Pakistan | 4727 | 0.86 |
| Iran | 4576 | 0.83 |
| Ethiopia | 3991 | 0.72 |
| Burma | 3741 | 0.68 |
| Germany | 3642 | 0.66 |
| Peru | 3591 | 0.65 |
| Nigeria | 3546 | 0.64 |
| Thailand | 2827 | 0.51 |
| Brazil | 2811 | 0.51 |
| Cambodia | 2804 | 0.51 |
| Indonesia | 2779 | 0.50 |
| Nicaragua | 2738 | 0.50 |
| Eritrea | 2574 | 0.47 |
| France | 2515 | 0.46 |
| Russia | 2413 | 0.44 |
| England | 2302 | 0.42 |
| Yemen | 2195 | 0.40 |
| Honduras | 2165 | 0.39 |
| Colombia | 2022 | 0.37 |
| Malaysia | 1884 | 0.34 |
| Portugal | 1836 | 0.33 |
| Ukraine | 1746 | 0.32 |
| Laos | 1736 | 0.32 |
| Nepal | 1639 | 0.30 |
| Italy | 1456 | 0.26 |
| Egypt | 1422 | 0.26 |
| Bangladesh | 1337 | 0.24 |
| Singapore | 1279 | 0.23 |
| Israel | 1275 | 0.23 |
| Poland | 1262 | 0.23 |
| Jamaica | 1226 | 0.22 |
| Argentina | 1166 | 0.21 |
| Turkey | 1100 | 0.20 |
| Australia | 965 | 0.18 |
| Romania | 912 | 0.17 |
| Lebanon | 868 | 0.16 |
| Ireland | 861 | 0.16 |
| Cuba | 845 | 0.15 |
| Kenya | 820 | 0.15 |
| Netherlands | 803 | 0.15 |
| Spain | 699 | 0.13 |
| Sri Lanka | 698 | 0.13 |
| Chile | 695 | 0.13 |
| Venezuela | 675 | 0.12 |
| Sudan | 658 | 0.12 |
| Greece | 614 | 0.11 |
| Morocco | 599 | 0.11 |
| Switzerland | 590 | 0.11 |
| Iraq | 516 | 0.09 |
| Liberia | 489 | 0.09 |
| Zimbabwe | 486 | 0.09 |
| Belarus | 467 | 0.09 |
| Panama | 463 | 0.08 |
| Bulgaria | 461 | 0.08 |
| Ghana | 457 | 0.08 |
| Jordan | 456 | 0.08 |
| Saudi Arabia | 438 | 0.08 |
| Croatia | 433 | 0.08 |
| Azores Islands | 407 | 0.07 |
| Moldova | 379 | 0.07 |
| Uganda | 361 | 0.07 |
| Scotland | 352 | 0.06 |
| Sweden | 335 | 0.06 |
| Cameroon | 334 | 0.06 |
| Dominican Republic | 329 | 0.06 |
| Syria | 317 | 0.06 |
| Armenia | 314 | 0.06 |
| Costa Rica | 309 | 0.06 |
| Czechoslovakia | 298 | 0.05 |
| Belgium | 291 | 0.05 |
| Trinidad and Tobago | 284 | 0.05 |
| Democratic Republic of Congo | 254 | 0.05 |
| Uzbekistan | 250 | 0.05 |
| Kuwait | 249 | 0.05 |
| Bosnia and Herzegovina | 242 | 0.04 |
| Ecuador | 239 | 0.04 |
| Austria | 236 | 0.04 |
| Senegal | 236 | 0.04 |
| Lithuania | 225 | 0.04 |
| Sierra Leone | 223 | 0.04 |
| Belize | 220 | 0.04 |
| Denmark | 218 | 0.04 |
| Congo | 194 | 0.04 |
| Hungary | 189 | 0.03 |
| Serbia | 185 | 0.03 |
| Uruguay | 181 | 0.03 |
| Guyana | 161 | 0.03 |
| Haiti | 141 | 0.03 |
| Norway | 114 | 0.02 |
| Kazakhstan | 110 | 0.02 |
| Grenada | 96 | 0.02 |
| Barbados | 92 | 0.02 |
| Latvia | 71 | 0.01 |
| Somalia | 44 | 0.01 |
| Albania | 41 | 0.01 |
| Dominica | 36 | 0.01 |
| Micronesia | 21 | 0.00 |
| North Macedonia | 14 | 0.00 |
| St. Vincent and the Grenadines | 14 | 0.00 |
| Bahamas | 12 | 0.00 |
| Cabo Verde | 9 | 0.00 |