Nassau County, FL Population By Ancestry in 2021 (ACS-5Yrs)
Updated on April 15, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 88.49K Nassau County, FL population, 20.76K had American ancestry (23.45%), 18.83K had Unclassified ancestry (21.28%), and 16.42K had Other Groups ancestry (18.56%).
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 Florida counties, and for Florida.
NB: People could belong to one or more ancestry groups.
Data Source: US Census Bureau.
Nassau County, FL Population By Ancestry in 2021
25
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| Ancestry | Population | Percent of Pop. (%) |
|---|---|---|
| American | 20755 | 23.45 |
| Unclassified | 18830 | 21.28 |
| Other Groups | 16423 | 18.56 |
| English | 10534 | 11.90 |
| German | 9789 | 11.06 |
| Irish | 9145 | 10.33 |
| Italian | 3981 | 4.50 |
| Scottish | 2305 | 2.61 |
| French (except Basque) | 1919 | 2.17 |
| Polish | 1443 | 1.63 |
| Scotch Irish | 1380 | 1.56 |
| European | 1224 | 1.38 |
| Swedish | 793 | 0.90 |
| British | 753 | 0.85 |
| Dutch | 582 | 0.66 |
| Hungarian | 529 | 0.60 |
| Norwegian | 471 | 0.53 |
| Slovak | 437 | 0.49 |
| French Canadian | 418 | 0.47 |
| Welsh | 404 | 0.46 |
| West Indian (except Hispanic groups) | 301 | 0.34 |
| Ukrainian | 297 | 0.34 |
| Russian | 261 | 0.30 |
| Czech | 257 | 0.29 |
| Northern European | 213 | 0.24 |
| Subsaharan African | 211 | 0.24 |
| Danish | 209 | 0.24 |
| Finnish | 208 | 0.24 |
| Swiss | 205 | 0.23 |
| Scandinavian | 189 | 0.21 |
| Greek | 186 | 0.21 |
| African | 183 | 0.21 |
| Canadian | 170 | 0.19 |
| Belgian | 158 | 0.18 |
| Jamaican | 128 | 0.14 |
| Croatian | 127 | 0.14 |
| Lithuanian | 126 | 0.14 |
| Dutch West Indian | 66 | 0.08 |
| Lebanese | 63 | 0.07 |
| Albania | 50 | 0.06 |
| Palestinian | 50 | 0.06 |
| Syrian | 49 | 0.06 |
| Brazilian | 47 | 0.05 |
| Austrian | 46 | 0.05 |
| Portuguese | 42 | 0.05 |
| Trinidadian and Tobagonian | 40 | 0.05 |
| Haitian | 35 | 0.04 |
| Bahamian | 32 | 0.04 |
| Romanian | 29 | 0.03 |
| Cape Verdean | 28 | 0.03 |
| Czechoslovakian | 24 | 0.03 |
| Eastern European | 23 | 0.03 |
| Turkish | 21 | 0.02 |
| Arab | 19 | 0.02 |
| Cajun | 18 | 0.02 |
| Pennsylvania German | 18 | 0.02 |
| Slavic | 17 | 0.02 |
| Estonian | 15 | 0.02 |
| Basque | 12 | 0.01 |
| Iranian | 12 | 0.01 |
| Icelander | 11 | 0.01 |
| Slovene | 8 | 0.01 |
| German Russian | 7 | 0.01 |
| Celtic | 6 | 0.01 |
| Yugoslavian | 5 | 0.01 |
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