| Index | Mill Spring | Missouri | National |
| Income per capita | $15,996 | $39,715 | $44,883 |
| Median household income | $35,808 | $72,613 | $81,333 |
| Median income owner occupied | $36,884 | $90,986 | $106,172 |
| Median income renter occupied | $0 | $45,210 | $52,080 |
| Median earnings male | $17,565 | $52,324 | $54,343 |
| Median earnings female | $16,164 | $36,971 | $38,439 |
| Unemployment rate | 2.9% | 4.4% | 4.9% |
| Poverty level | 54.5% | 15.3% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 0.0% | 0.0% |
| Manufacturing sector | 14.3% | 14.3% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 14.3% | 14.3% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 0.0% | 0.0% |
| Education, health & social services | 14.3% | 14.3% |
| Other | 57.1% | 57.1% |
| City | Population | Household Income | National Avg. |
| Ellsinore, MO | 672 | $63,178 | 22.3% |
| Williamsville, MO | 346 | $59,018 | 27.4% |
| Piedmont, MO | 3,670 | $51,293 | 36.9% |
| Greenville, MO | 530 | $50,889 | 37.4% |
| Hunter, MO | 52 | $0 | 100.0% |
| Mill Spring, MO | 142 | $35,808 | 56.0% |
| City | Population | Household Income | National Avg. |
| Fisher, AR | 142 | $78,450 | 3.5% |
| Winchester, AR | 142 | $45,186 | 44.4% |
| Greenview, CA | 142 | $122,950 | 51.2% |
| Washington, CA | 142 | $91,293 | 12.2% |
| Pitkin, CO | 142 | $108,550 | 33.5% |
| Mill Spring, MO | 142 | $35,808 | 56.0% |