Ranking of South Carolina Counties By Percentage of Population with Other Groups Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 1.79M people in South Carolina with Other Groups ancestry (35.25% of South Carolina population). Among all South Carolina counties, Allendale County had the highest percentage of its population with Other Groups ancestry (71.39%), followed by Orangeburg County (70.45%), and Lee County (65.09%).

The chart and table below shows the top 10 counties with high percentage of its population having Other Groups ancestry.

You can see similar information for other states and for other ancestry groups in South Carolina.

Data Source: US Census Bureau.
Ranking of South Carolina Counties By Percentage of Population with Other Groups Ancestry in 2021
Allendale County
Orangeburg County
Lee County
Marion County
Dillon County
Williamsburg County
Marlboro County
Fairfield County
Sumter County
Bamberg County
Ranking of South Carolina Counties By Percentage of Population with Other Groups Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Allendale County 71.39
2 Orangeburg County 70.45
3 Lee County 65.09
4 Marion County 64.28
5 Dillon County 60.06
6 Williamsburg County 59.47
7 Marlboro County 58.38
8 Fairfield County 55.41
9 Sumter County 53.58
10 Bamberg County 51.79
11 Clarendon County 51.40
12 Florence County 48.96
13 Hampton County 48.58
14 Darlington County 46.83
15 Calhoun County 45.99
16 Richland County 44.70
17 Kershaw County 43.23
18 Colleton County 41.59
19 Edgefield County 40.68
20 Jasper County 40.45
21 Chesterfield County 39.70
22 Barnwell County 39.03
23 Newberry County 38.53
24 Saluda County 37.18
25 Cherokee County 37.16
26 Dorchester County 37.10
27 Chester County 36.38
28 Georgetown County 34.54
29 Laurens County 34.35
30 Spartanburg County 33.96
31 Union County 33.35
32 Berkeley County 33.19
33 Greenville County 32.86
34 York County 31.58
35 Charleston County 31.02
36 Lancaster County 31.01
37 Aiken County 29.15
38 Beaufort County 28.25
39 Lexington County 27.20
40 Horry County 27.19
41 Anderson County 26.32
42 Greenwood County 24.22
43 McCormick County 23.66
44 Oconee County 22.00
45 Pickens County 21.84
46 Abbeville County 20.33