| Index | Mellette | South Dakota | National |
| Income per capita | $40,114 | $41,166 | $44,883 |
| Median household income | $80,283 | $77,914 | $81,333 |
| Median income owner occupied | $80,027 | $100,475 | $106,172 |
| Median income renter occupied | $79,439 | $45,187 | $52,080 |
| Median earnings male | $69,835 | $52,540 | $54,343 |
| Median earnings female | $37,789 | $36,073 | $38,439 |
| Unemployment rate | 4.6% | 2.9% | 4.9% |
| Poverty level | 13.6% | 14.0% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 8.7% | 8.7% |
| Manufacturing sector | 19.6% | 19.6% |
| Financial & insurance services | 4.3% | 4.3% |
| Wholesale & retail services | 26.1% | 26.1% |
| Public administration | 6.5% | 6.5% |
| Transportation, warehousing & utilities | 0.0% | 0.0% |
| Education, health & social services | 4.3% | 4.3% |
| Other | 30.4% | 30.4% |
| City | Population | Household Income | National Avg. |
| Chelsea, SD | 55 | $201,609 | 147.9% |
| Northville, SD | 161 | $148,992 | 83.2% |
| Warner, SD | 518 | $143,033 | 75.9% |
| Mansfield, SD | 93 | $97,826 | 20.3% |
| Ashton, SD | 94 | $90,989 | 11.9% |
| Mellette, SD | 195 | $80,283 | 1.3% |
| City | Population | Household Income | National Avg. |
| Halibut Cove, AK | 195 | $116,164 | 42.8% |
| Lutak, AK | 195 | $0 | 100.0% |
| Huetter, ID | 195 | $48,699 | 40.1% |
| Plattville, IL | 195 | $129,752 | 59.5% |
| Corunna, IN | 195 | $82,753 | 1.7% |
| Mellette, SD | 195 | $80,283 | 1.3% |