| Index | Gann Valley | South Dakota | National |
| Income per capita | $0 | $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% |


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| Labour Type | Male | Female |
| Construction industry | n/a | n/a |
| Manufacturing sector | n/a | n/a |
| Financial & insurance services | n/a | n/a |
| Wholesale & retail services | n/a | n/a |
| Public administration | n/a | n/a |
| Transportation, warehousing & utilities | n/a | n/a |
| Education, health & social services | n/a | n/a |
| Other | n/a | n/a |
| City | Population | Household Income | National Avg. |
| Gann Valley, SD | 11 | $0 | 100.0% |
| City | Population | Household Income | National Avg. |
| Oljato-Monument Valley, AZ | 11 | $0 | 100.0% |
| Cuyama, CA | 11 | $0 | 100.0% |
| Cathedral, CO | 11 | $0 | 100.0% |
| Bankston, IA | 11 | $89,858 | 10.5% |
| South Fork, MO | 11 | $0 | 100.0% |
| Gann Valley, SD | 11 | $0 | 100.0% |