St. Mary Parish, LA Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 3, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 49.82K St. Mary Parish, LA population, 27.88K had Other Groups ancestry (55.97%), 7.94K had Unclassified ancestry (15.93%), and 6.44K had French (except Basque) ancestry (12.94%).
The chart below shows the top 10 ancestry groups, and the table below shows both the number and percentages for all ancestry groups.
You can see similar information for other Louisiana counties, and for Louisiana.
Data Source: US Census - ACS 5-Year Estimates (2021).
St. Mary Parish, LA Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| Other Groups | 27882 | 55.97 |
| Unclassified | 7937 | 15.93 |
| French (except Basque) | 6444 | 12.94 |
| American | 2276 | 4.57 |
| Irish | 1930 | 3.87 |
| German | 1854 | 3.72 |
| Italian | 1847 | 3.71 |
| English | 1716 | 3.45 |
| French Canadian | 1253 | 2.52 |
| Cajun | 842 | 1.69 |
| Dutch | 188 | 0.38 |
| Subsaharan African | 152 | 0.31 |
| Scottish | 141 | 0.28 |
| Scotch Irish | 128 | 0.26 |
| British | 109 | 0.22 |
| Greek | 107 | 0.22 |
| African | 102 | 0.21 |
| Czech | 96 | 0.19 |
| European | 92 | 0.19 |
| Canadian | 90 | 0.18 |
| Polish | 57 | 0.11 |
| Russian | 53 | 0.11 |
| Welsh | 52 | 0.10 |
| Swedish | 45 | 0.09 |
| Portuguese | 26 | 0.05 |
| Northern European | 18 | 0.04 |
| Norwegian | 18 | 0.04 |
| Danish | 16 | 0.03 |
| Croatian | 15 | 0.03 |
| Czechoslovakian | 14 | 0.03 |
| Lebanese | 13 | 0.03 |
| Hungarian | 9 | 0.02 |
| Belgian | 6 | 0.01 |
| Celtic | 4 | 0.01 |
| Nigerian | 3 | 0.01 |
| West Indian (except Hispanic groups) | 1 | 0.00 |
| West Indian | 1 | 0.00 |