Ranking of South Carolina Counties By Voting-age Population Percentage from Census 2020
Updated on August 22, 2023.
According to the data from the US 2020 Census, as at April 2020, McCormick County had the highest voting-age population percentage in South Carolina (88.62%), followed by Allendale County (83.18%), and Horry County (82.64%).
The chart below shows the top 10 counties with high voting-age population percentage, and the table below shows the ranking of all South Carolina counties based on the percentage of the population that were in the voting-age (18 years and over) group.
You can also see the ranking of counties by population for other states as well as for the whole United States.
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Related Topics: South Carolina Census 2020 Topic List.
Data Source: US Census Bureau, 2020 Census.
Ranking of South Carolina Counties By Voting-age Population Percentage from Census 2020
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| Rank | County | % of County Voting-age Population |
|---|---|---|
| 1 | McCormick County | 88.62 |
| 2 | Allendale County | 83.18 |
| 3 | Horry County | 82.64 |
| 4 | Fairfield County | 82.62 |
| 5 | Georgetown County | 82.24 |
| 6 | Lee County | 82.19 |
| 7 | Pickens County | 81.48 |
| 8 | Beaufort County | 81.11 |
| 9 | Edgefield County | 80.97 |
| 10 | Marlboro County | 80.94 |
| 11 | Calhoun County | 80.91 |
| 12 | Oconee County | 80.88 |
| 13 | Clarendon County | 80.43 |
| 14 | Williamsburg County | 80.35 |
| 15 | Charleston County | 80.32 |
| 16 | Bamberg County | 80.31 |
| 17 | Jasper County | 80.24 |
| 18 | Abbeville County | 79.72 |
| 19 | Hampton County | 79.24 |
| 20 | Orangeburg County | 79.04 |
| 21 | Colleton County | 78.85 |
| 22 | Newberry County | 78.76 |
| 23 | Aiken County | 78.74 |
| 24 | Richland County | 78.69 |
| 25 | Union County | 78.63 |
| 26 | Marion County | 78.27 |
| 27 | Greenwood County | 78.24 |
| 28 | Laurens County | 78.16 |
| 29 | Saluda County | 78.13 |
| 30 | Darlington County | 78.12 |
| 31 | Chesterfield County | 77.87 |
| 32 | Chester County | 77.86 |
| 33 | Lancaster County | 77.70 |
| 34 | Anderson County | 77.55 |
| 35 | Barnwell County | 77.54 |
| 36 | Cherokee County | 77.47 |
| 37 | Greenville County | 77.30 |
| 38 | Kershaw County | 77.16 |
| 39 | Florence County | 77.12 |
| 39 | Sumter County | 77.12 |
| 40 | Spartanburg County | 76.83 |
| 41 | Lexington County | 76.67 |
| 42 | Dillon County | 75.96 |
| 43 | Berkeley County | 75.68 |
| 44 | York County | 75.55 |
| 45 | Dorchester County | 75.06 |