| Rank* | County | Mean Income of Families with Children in 1999 |
|---|---|---|
| 1 | Greenville County | $62,644 |
| 2 | Richland County | $60,603 |
| 3 | Beaufort County | $60,353 |
| 4 | York County | $58,890 |
| 5 | Lexington County | $58,328 |
| 6 | Charleston County | $58,171 |
| 7 | Dorchester County | $56,008 |
| 8 | Spartanburg County | $52,472 |
| 9 | Florence County | $52,314 |
| 10 | Aiken County | $52,294 |
| 11 | Anderson County | $50,941 |
| 12 | Pickens County | $50,447 |
| 13 | Horry County | $50,144 |
| 14 | Georgetown County | $49,104 |
| 15 | Kershaw County | $48,920 |
| 16 | Greenwood County | $47,359 |
| 17 | Calhoun County | $47,063 |
| 18 | Berkeley County | $47,053 |
| 19 | Oconee County | $46,540 |
| 20 | Edgefield County | $46,319 |
| 21 | Saluda County | $46,017 |
| 22 | Sumter County | $45,863 |
| 23 | Barnwell County | $45,655 |
| 24 | Lancaster County | $44,749 |
| 25 | Cherokee County | $44,623 |
| 26 | Darlington County | $43,659 |
| 27 | Laurens County | $43,409 |
| 28 | Abbeville County | $42,889 |
| 29 | Chesterfield County | $41,818 |
| 30 | Newberry County | $41,701 |
| 31 | Orangeburg County | $41,669 |
| 32 | Clarendon County | $41,624 |
| 33 | Chester County | $41,562 |
| 34 | Jasper County | $39,953 |
| 35 | Hampton County | $39,757 |
| 36 | Union County | $39,323 |
| 37 | Fairfield County | $39,070 |
| 38 | Lee County | $38,627 |
| 39 | Colleton County | $38,151 |
| 40 | Dillon County | $37,943 |
| 41 | Marion County | $37,802 |
| 42 | Marlboro County | $36,609 |
| 43 | Williamsburg County | $35,923 |
| 44 | McCormick County | $33,532 |
| 45 | Bamberg County | $32,420 |
| 46 | Allendale County | $28,688 |
| - | South Carolina | $52,011 |
* 1 is best, 46 is worst.