| Index | Reliance | South Dakota | National |
| Income per capita | $45,092 | $41,166 | $44,883 |
| Median household income | $81,554 | $77,914 | $81,333 |
| Median income owner occupied | $86,272 | $100,475 | $106,172 |
| Median income renter occupied | $0 | $45,187 | $52,080 |
| Median earnings male | $64,366 | $52,540 | $54,343 |
| Median earnings female | $0 | $36,073 | $38,439 |
| Unemployment rate | 0.0% | 2.9% | 4.9% |
| Poverty level | 0.0% | 14.0% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 31.0% | 31.0% |
| Manufacturing sector | 0.0% | 0.0% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 13.8% | 13.8% |
| Public administration | 10.3% | 10.3% |
| Transportation, warehousing & utilities | 10.3% | 10.3% |
| Education, health & social services | 27.6% | 27.6% |
| Other | 3.4% | 3.4% |
| City | Population | Household Income | National Avg. |
| Oacoma, SD | 384 | $98,269 | 20.8% |
| Kennebec, SD | 357 | $93,749 | 15.3% |
| Chamberlain, SD | 2,637 | $75,241 | 7.5% |
| Lower Brule, SD | 1,002 | $39,406 | 51.5% |
| Fort Thompson, SD | 1,300 | $24,485 | 69.9% |
| Reliance, SD | 113 | $81,554 | 0.3% |
| City | Population | Household Income | National Avg. |
| Mud Bay, AK | 113 | $0 | 100.0% |
| Naukati Bay, AK | 113 | $0 | 100.0% |
| Success, AR | 113 | $64,162 | 21.1% |
| Lower Santan Village, AZ | 113 | $0 | 100.0% |
| Gazelle, CA | 113 | $58,305 | 28.3% |
| Reliance, SD | 113 | $81,554 | 0.3% |