| Index | Smithfield | Kentucky | National |
| Income per capita | $25,489 | $37,499 | $44,883 |
| Median household income | $60,939 | $66,989 | $81,333 |
| Median income owner occupied | $90,699 | $85,266 | $106,172 |
| Median income renter occupied | $46,687 | $40,176 | $52,080 |
| Median earnings male | $30,919 | $47,734 | $54,343 |
| Median earnings female | $24,834 | $33,481 | $38,439 |
| Unemployment rate | 1.2% | 4.7% | 4.9% |
| Poverty level | 40.4% | 18.8% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 18.1% | 18.1% |
| Manufacturing sector | 4.2% | 4.2% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 26.4% | 26.4% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 4.2% | 4.2% |
| Education, health & social services | 2.8% | 2.8% |
| Other | 44.4% | 44.4% |
| City | Population | Household Income | National Avg. |
| Buckner, KY | 5,814 | $186,676 | 129.5% |
| Pewee Valley, KY | 1,598 | $170,272 | 109.4% |
| Crestwood, KY | 5,222 | $144,063 | 77.1% |
| Orchard Grass Hills, KY | 2,180 | $132,013 | 62.3% |
| Simpsonville, KY | 2,973 | $123,699 | 52.1% |
| Smithfield, KY | 217 | $60,939 | 25.1% |
| City | Population | Household Income | National Avg. |
| Allakaket, AK | 217 | $33,080 | 59.3% |
| Shungnak, AK | 217 | $87,817 | 8.0% |
| Ogden, AR | 217 | $0 | 100.0% |
| Tollette, AR | 217 | $50,141 | 38.4% |
| Valley Home, CA | 217 | $0 | 100.0% |
| Smithfield, KY | 217 | $60,939 | 25.1% |