| Index | Frederick | South Dakota | National |
| Income per capita | $30,673 | $27,516 | $29,829 |
| Median household income | $68,750 | $52,078 | $55,322 |
| Median income owner occupied | $69,750 | $66,299 | $70,586 |
| Median income renter occupied | $28,125 | $30,800 | $35,192 |
| Median earnings male | $40,341 | $35,140 | $36,919 |
| Median earnings female | $27,361 | $24,451 | $26,250 |
| Unemployment rate | 2.7% | 2.8% | 4.7% |
| Poverty level | 10.9% | 14.0% | 15.1% |


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| Labour Type | Male | Female |
| Construction industry | 24.6% | 24.6% |
| Manufacturing sector | 6.2% | 6.2% |
| Financial & insurance services | 3.1% | 3.1% |
| Wholesale & retail services | 26.2% | 26.2% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 6.2% | 6.2% |
| Education, health & social services | 4.6% | 4.6% |
| Other | 29.2% | 29.2% |
| City | Population | Household Income | National Avg. |
| Forbes, ND | 31 | $81,458 | 47.2% |
| Columbia, SD | 166 | $51,250 | 7.4% |
| Westport, SD | 130 | $48,889 | 11.6% |
| Ellendale, ND | 1,054 | $42,619 | 23.0% |
| Wetonka, SD | 5 | $0 | 100.0% |
| Frederick, SD | 174 | $68,750 | 24.3% |
| City | Population | Household Income | National Avg. |
| Gantt, AL | 174 | $0 | 100.0% |
| St. Stephens, AL | 174 | $46,892 | 15.2% |
| Antoine, AR | 174 | $30,000 | 45.8% |
| Red Rock CDP (Apache County), AZ | 174 | $0 | 100.0% |
| Fort Bidwell, CA | 174 | $28,750 | 48.0% |
| Frederick, SD | 174 | $68,750 | 24.3% |