Lafourche Parish, LA Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 3, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 97.68K Lafourche Parish, LA population, 25.67K had Other Groups ancestry (26.28%), 25.32K had Unclassified ancestry (25.93%), and 18.81K had French (except Basque) ancestry (19.26%).
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 Louisiana counties, and for Louisiana.
NB: People could belong to one or more ancestry groups.
Data Source: US Census Bureau.
Lafourche Parish, LA Population By Ancestry in 2021
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| Ancestry | Population | Percent of Pop. (%) |
|---|---|---|
| Other Groups | 25666 | 26.28 |
| Unclassified | 25324 | 25.93 |
| French (except Basque) | 18808 | 19.26 |
| American | 9881 | 10.12 |
| French Canadian | 7742 | 7.93 |
| German | 5290 | 5.42 |
| Italian | 4517 | 4.62 |
| English | 4403 | 4.51 |
| Irish | 3276 | 3.35 |
| Cajun | 2709 | 2.77 |
| European | 1053 | 1.08 |
| Scottish | 760 | 0.78 |
| Polish | 494 | 0.51 |
| Dutch | 364 | 0.37 |
| Subsaharan African | 284 | 0.29 |
| African | 248 | 0.25 |
| Canadian | 239 | 0.25 |
| Greek | 231 | 0.24 |
| Scotch Irish | 188 | 0.19 |
| Portuguese | 151 | 0.16 |
| Welsh | 128 | 0.13 |
| British | 119 | 0.12 |
| Swedish | 115 | 0.12 |
| Hungarian | 72 | 0.07 |
| Lebanese | 66 | 0.07 |
| Swiss | 64 | 0.07 |
| Norwegian | 59 | 0.06 |
| Eastern European | 58 | 0.06 |
| Russian | 37 | 0.04 |
| Scandinavian | 33 | 0.03 |
| Brazilian | 29 | 0.03 |
| Belgian | 24 | 0.03 |
| Croatian | 24 | 0.03 |
| Nigerian | 21 | 0.02 |
| Northern European | 20 | 0.02 |
| West Indian (except Hispanic groups) | 20 | 0.02 |
| West Indian | 20 | 0.02 |
| Australian | 17 | 0.02 |
| Austrian | 17 | 0.02 |
| Yugoslavian | 12 | 0.01 |
| Lithuanian | 8 | 0.01 |
| Luxembourger | 3 | 0.00 |