| Index | Blenheim | South Carolina | National |
| Income per capita | $23,875 | $25,521 | $29,829 |
| Median household income | $35,833 | $46,898 | $55,322 |
| Median income owner occupied | $0 | $57,389 | $70,586 |
| Median income renter occupied | $0 | $29,505 | $35,192 |
| Median earnings male | $23,750 | $32,196 | $36,919 |
| Median earnings female | $0 | $23,580 | $26,250 |
| Unemployment rate | 0.0% | 5.0% | 4.7% |
| Poverty level | 21.1% | 17.2% | 15.1% |
| Labour Type | Male | Female |
| Construction industry | 27.3% | 27.3% |
| Manufacturing sector | 13.6% | 13.6% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 0.0% | 0.0% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 40.9% | 40.9% |
| Education, health & social services | 4.5% | 4.5% |
| Other | 13.6% | 13.6% |
| City | Population | Household Income | National Avg. |
| Scotch Meadows, NC | 427 | $76,771 | 38.8% |
| Society Hill, SC | 484 | $38,750 | 30.0% |
| Latta, SC | 1,627 | $38,281 | 30.8% |
| Tatum, SC | 276 | $36,250 | 34.5% |
| McColl, SC | 1,682 | $31,786 | 42.5% |
| Blenheim, SC | 123 | $35,833 | 35.2% |
| City | Population | Household Income | National Avg. |
| Cold Bay, AK | 123 | $120,667 | 118.1% |
| Blue Mountain, AR | 123 | $50,313 | 9.1% |
| Nicasio, CA | 123 | $250,001 | 351.9% |
| Vincent, IA | 123 | $49,107 | 11.2% |
| Princeton, ID | 123 | $0 | 100.0% |
| Blenheim, SC | 123 | $35,833 | 35.2% |
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