| Index | Williamston | South Carolina | National |
| Income per capita | $36,666 | $37,827 | $44,883 |
| Median household income | $87,136 | $68,647 | $81,333 |
| Median income owner occupied | $95,945 | $87,094 | $106,172 |
| Median income renter occupied | $42,484 | $44,371 | $52,080 |
| Median earnings male | $44,900 | $46,426 | $54,343 |
| Median earnings female | $41,681 | $34,595 | $38,439 |
| Unemployment rate | 7.0% | 5.3% | 4.9% |
| Poverty level | 12.3% | 17.2% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 31.6% | 31.6% |
| Manufacturing sector | 21.9% | 21.9% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 20.7% | 20.7% |
| Public administration | 5.9% | 5.9% |
| Transportation, warehousing & utilities | 2.3% | 2.3% |
| Education, health & social services | 6.0% | 6.0% |
| Other | 9.5% | 9.5% |
| City | Population | Household Income | National Avg. |
| Five Forks, SC | 20,122 | $165,408 | 103.4% |
| Ware Place, SC | 118 | $128,192 | 57.6% |
| Northlake, SC | 3,783 | $116,648 | 43.4% |
| Simpsonville, SC | 23,729 | $110,851 | 36.3% |
| Mauldin, SC | 26,699 | $101,335 | 24.6% |
| Williamston, SC | 4,366 | $87,136 | 7.1% |
| City | Population | Household Income | National Avg. |
| Prescott, WI | 4,364 | $101,914 | 25.3% |
| Taylor, AZ | 4,368 | $80,404 | 1.1% |
| Indian Rocks Beach, FL | 4,368 | $109,641 | 34.8% |
| Elmira Heights, NY | 4,368 | $71,381 | 12.2% |
| Summerville, GA | 4,370 | $36,705 | 54.9% |
| Williamston, SC | 4,366 | $87,136 | 7.1% |