Cameron County, TX Population By Ancestry in 2021 (ACS-5Yrs)
Updated on April 15, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 420.55K Cameron County, TX population, 348.72K had Other Groups ancestry (82.92%), 44.34K had Unclassified ancestry (10.54%), and 8.10K had American ancestry (1.93%).
The chart below shows the top 10 ancestry groups by percentage, and the table below shows both the population and percentages for many ancestry groups.
You can see similar information for other Texas counties, and for Texas.
NB: People could belong to one or more ancestry groups.
Data Source: US Census Bureau.
Cameron County, TX Population By Ancestry in 2021
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| Ancestry | Population | Percent of Pop. (%) |
|---|---|---|
| Other Groups | 348717 | 82.92 |
| Unclassified | 44336 | 10.54 |
| American | 8102 | 1.93 |
| German | 7861 | 1.87 |
| English | 7443 | 1.77 |
| Irish | 4823 | 1.15 |
| Italian | 2200 | 0.52 |
| French (except Basque) | 2163 | 0.51 |
| Scottish | 1203 | 0.29 |
| European | 1074 | 0.26 |
| Polish | 757 | 0.18 |
| Swedish | 753 | 0.18 |
| Subsaharan African | 747 | 0.18 |
| Scotch Irish | 702 | 0.17 |
| African | 634 | 0.15 |
| Dutch | 611 | 0.14 |
| Norwegian | 578 | 0.14 |
| British | 506 | 0.12 |
| French Canadian | 439 | 0.10 |
| Czech | 400 | 0.10 |
| Welsh | 350 | 0.08 |
| Canadian | 315 | 0.08 |
| Russian | 272 | 0.07 |
| Portuguese | 221 | 0.05 |
| Eastern European | 190 | 0.05 |
| Northern European | 190 | 0.05 |
| Swiss | 185 | 0.04 |
| Scandinavian | 156 | 0.04 |
| Danish | 109 | 0.03 |
| Hungarian | 100 | 0.02 |
| Austrian | 92 | 0.02 |
| Slavic | 91 | 0.02 |
| Bulgarian | 83 | 0.02 |
| Czechoslovakian | 83 | 0.02 |
| Finnish | 81 | 0.02 |
| Romanian | 78 | 0.02 |
| Ukrainian | 70 | 0.02 |
| Sudanese | 64 | 0.02 |
| West Indian (except Hispanic groups) | 60 | 0.01 |
| Albania | 57 | 0.01 |
| Israeli | 49 | 0.01 |
| Slovak | 49 | 0.01 |
| Lebanese | 39 | 0.01 |
| Armenian | 39 | 0.01 |
| Arab | 35 | 0.01 |
| Pennsylvania German | 33 | 0.01 |
| Lithuanian | 28 | 0.01 |
| Belizean | 28 | 0.01 |
| Syrian | 27 | 0.01 |
| Belgian | 26 | 0.01 |
| Nigerian | 24 | 0.01 |
| Greek | 22 | 0.01 |
| Croatian | 21 | 0.01 |
| Ghanaian | 20 | 0.01 |
| Jamaican | 18 | 0.004 |
| Iranian | 16 | 0.004 |
| Egyptian | 15 | 0.004 |
| West Indian | 14 | 0.003 |
| Slovene | 13 | 0.003 |
| Basque | 11 | 0.003 |
| Moroccan | 10 | 0.002 |
| Celtic | 10 | 0.002 |
| Serbian | 10 | 0.002 |
| Latvian | 8 | 0.002 |
| Brazilian | 7 | 0.002 |
| Icelander | 5 | 0.001 |
| South African | 5 | 0.001 |
| Yugoslavian | 4 | 0.001 |
| Assyrian/Chaldean/Syriac | 1 | 0.000 |
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