| Index | Prairie City | South Dakota | National |
| Income per capita | $16,632 | $41,166 | $44,883 |
| Median household income | $0 | $77,914 | $81,333 |
| Median income owner occupied | $0 | $100,475 | $106,172 |
| Median income renter occupied | $0 | $45,187 | $52,080 |
| Median earnings male | $0 | $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 | 0.0% | 0.0% |
| Manufacturing sector | 0.0% | 0.0% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 0.0% | 0.0% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 0.0% | 0.0% |
| Education, health & social services | 0.0% | 0.0% |
| Other | 100.0% | 100.0% |
| City | Population | Household Income | National Avg. |
| Prairie City, SD | 56 | $0 | 100.0% |
| City | Population | Household Income | National Avg. |
| Minturn, AR | 56 | $73,748 | 9.3% |
| Copper Hill, AZ | 56 | $0 | 100.0% |
| Mohawk Vista, CA | 56 | $0 | 100.0% |
| Placerville, ID | 56 | $113,412 | 39.4% |
| Huron, KS | 56 | $53,764 | 33.9% |
| Prairie City, SD | 56 | $0 | 100.0% |