McCormick County, SC Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 3, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 9.58K McCormick County, SC population, 3.86K had Unclassified ancestry (40.31%), 2.27K had Other Groups ancestry (23.66%), and 837 had German ancestry (8.73%).
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 South Carolina counties, and for South Carolina.
NB: People could belong to one or more ancestry groups.
Data Source: US Census Bureau.
McCormick County, SC Population By Ancestry in 2021
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| Ancestry | Population | Percent of Pop. (%) |
|---|---|---|
| Unclassified | 3863 | 40.31 |
| Other Groups | 2268 | 23.66 |
| German | 837 | 8.73 |
| Irish | 798 | 8.33 |
| English | 631 | 6.58 |
| American | 532 | 5.55 |
| Subsaharan African | 451 | 4.71 |
| African | 424 | 4.42 |
| European | 154 | 1.61 |
| French (except Basque) | 153 | 1.60 |
| Italian | 118 | 1.23 |
| Scotch Irish | 113 | 1.18 |
| Scottish | 112 | 1.17 |
| Dutch | 76 | 0.79 |
| Norwegian | 63 | 0.66 |
| Polish | 55 | 0.57 |
| British | 45 | 0.47 |
| Hungarian | 44 | 0.46 |
| Welsh | 41 | 0.43 |
| Russian | 40 | 0.42 |
| Swedish | 37 | 0.39 |
| Croatian | 30 | 0.31 |
| Nigerian | 27 | 0.28 |
| Greek | 24 | 0.25 |
| Scandinavian | 19 | 0.20 |
| Austrian | 13 | 0.14 |
| Basque | 13 | 0.14 |
| Slovak | 8 | 0.08 |
| Czech | 7 | 0.07 |
| Danish | 6 | 0.06 |
| Swiss | 6 | 0.06 |
| West Indian (except Hispanic groups) | 5 | 0.05 |
| Dutch West Indian | 4 | 0.04 |
| Slovene | 3 | 0.03 |
| Jamaican | 1 | 0.01 |