Ranking of South Carolina Counties By Non-Hispanic White Alone Population Aged 25 years and above with an Educational attainment of High School Graduate or Equivalent in 2021 (ACS-5Yrs)

Updated on September 5, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, the South Carolina Non-Hispanic White Alone population (aged 25 years and above) who had an educational attainment of High School Graduate or Equivalent was 620,947. Among all South Carolina counties, Horry County had the highest Non-Hispanic White Alone population (aged 25 years and above) with an educational attainment of High School Graduate or Equivalent (66,249), followed by Greenville County (52,078), and Spartanburg County (47,394).

The chart below shows the top 10 South Carolina counties, and the table below shows the ranking of all South Carolina counties.

You can see similar information for other educational attainments, and for other races and ethnicities.

You can also see similar information for other states and for the United States.

Ranking of South Carolina Counties By Non-Hispanic White Alone Population (Aged 25yrs+) with an Educational Attainment of High School Graduate or Equivalent in 2021
Horry County
Greenville County
Spartanburg County
Lexington County
Anderson County
York County
Charleston County
Berkeley County
Aiken County
Pickens County
Ranking of South Carolina Counties By Non-Hispanic White Alone Population (Aged 25yrs+) with an Educational Attainment of High School Graduate or Equivalent in 2021
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Rank County Number of People
1 Horry County 66249
2 Greenville County 52078
3 Spartanburg County 47394
4 Lexington County 41478
5 Anderson County 33093
6 York County 31641
7 Charleston County 29547
8 Berkeley County 28368
9 Aiken County 23880
10 Pickens County 21136
11 Richland County 19309
12 Dorchester County 18292
13 Beaufort County 17487
14 Florence County 15163
15 Oconee County 14052
16 Lancaster County 13456
17 Laurens County 11491
18 Kershaw County 11090
19 Cherokee County 10426
20 Sumter County 9580
21 Greenwood County 8457
22 Darlington County 8277
23 Georgetown County 7262
24 Chesterfield County 7228
25 Colleton County 6335
26 Orangeburg County 5754
27 Chester County 5721
28 Newberry County 5426
29 Union County 4862
30 Abbeville County 4323
31 Clarendon County 4082
32 Edgefield County 3917
33 Dillon County 3730
34 Marlboro County 3601
35 Marion County 3519
36 Williamsburg County 3053
37 Jasper County 2946
38 Saluda County 2940
39 Barnwell County 2690
40 Hampton County 2440
41 Fairfield County 2123
42 Calhoun County 1802
43 Lee County 1743
44 McCormick County 1449
45 Bamberg County 1244
46 Allendale County 813