| Rank |
County |
Percentage with High School Diploma |
| 1 |
Beaufort County, South Carolina
|
90.6%
|
| 2 |
Dorchester County, South Carolina
|
88.9%
|
| 3 |
Richland County, South Carolina
|
88.8%
|
| 4 |
Charleston County, South Carolina
|
87.9%
|
| 5 |
Lexington County, South Carolina
|
87.8%
|
| 6 |
Horry County, South Carolina
|
87.4%
|
| 7 |
York County, South Carolina
|
86.0%
|
| 8 |
Berkeley County, South Carolina
|
86.0%
|
| 9 |
Greenville County, South Carolina
|
85.0%
|
| 10 |
Georgetown County, South Carolina
|
84.5%
|
| 11 |
Aiken County, South Carolina
|
84.4%
|
| 12 |
Kershaw County, South Carolina
|
83.3%
|
| 13 |
Calhoun County, South Carolina
|
83.1%
|
| 14 |
Oconee County, South Carolina
|
82.5%
|
| 15 |
Pickens County, South Carolina
|
81.9%
|
| 16 |
Florence County, South Carolina
|
81.6%
|
| 17 |
Sumter County, South Carolina
|
81.4%
|
| 18 |
Edgefield County, South Carolina
|
80.8%
|
| 19 |
Anderson County, South Carolina
|
80.7%
|
| 20 |
Greenwood County, South Carolina
|
80.6%
|
| 21 |
Lancaster County, South Carolina
|
80.5%
|
| 22 |
Spartanburg County, South Carolina
|
80.4%
|
| 23 |
Marion County, South Carolina
|
80.2%
|
| 24 |
McCormick County, South Carolina
|
79.6%
|
| 25 |
Fairfield County, South Carolina
|
78.9%
|
| 26 |
Orangeburg County, South Carolina
|
78.4%
|
| 27 |
Darlington County, South Carolina
|
78.3%
|
| 28 |
Bamberg County, South Carolina
|
78.3%
|
| 29 |
Barnwell County, South Carolina
|
78.0%
|
| 30 |
Williamsburg County, South Carolina
|
77.8%
|
| 31 |
Saluda County, South Carolina
|
77.2%
|
| 32 |
Abbeville County, South Carolina
|
77.1%
|
| 33 |
Union County, South Carolina
|
76.6%
|
| 34 |
Hampton County, South Carolina
|
76.6%
|
| 35 |
Colleton County, South Carolina
|
76.0%
|
| 36 |
Newberry County, South Carolina
|
75.9%
|
| 37 |
Jasper County, South Carolina
|
75.8%
|
| 38 |
Clarendon County, South Carolina
|
75.8%
|
| 39 |
Laurens County, South Carolina
|
75.4%
|
| 40 |
Cherokee County, South Carolina
|
74.8%
|
| 41 |
Chester County, South Carolina
|
74.7%
|
| 42 |
Chesterfield County, South Carolina
|
74.3%
|
| 43 |
Allendale County, South Carolina
|
72.0%
|
| 44 |
Marlboro County, South Carolina
|
68.0%
|
| 45 |
Lee County, South Carolina
|
67.8%
|
| 46 |
Dillon County, South Carolina
|
67.5%
|