| Index | Belle Fourche | South Dakota | National |
| Income per capita | $28,774 | $27,516 | $29,829 |
| Median household income | $48,212 | $52,078 | $55,322 |
| Median income owner occupied | $57,308 | $66,299 | $70,586 |
| Median income renter occupied | $21,707 | $30,800 | $35,192 |
| Median earnings male | $43,236 | $35,140 | $36,919 |
| Median earnings female | $17,483 | $24,451 | $26,250 |
| Unemployment rate | 6.4% | 2.8% | 4.7% |
| Poverty level | 11.6% | 14.0% | 15.1% |
| Labour Type | Male | Female |
| Construction industry | 18.7% | 18.7% |
| Manufacturing sector | 13.4% | 13.4% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 11.1% | 11.1% |
| Public administration | 4.5% | 4.5% |
| Transportation, warehousing & utilities | 0.3% | 0.3% |
| Education, health & social services | 6.8% | 6.8% |
| Other | 45.1% | 45.1% |
| City | Population | Household Income | National Avg. |
| North Spearfish, SD | 2,251 | $64,706 | 17.0% |
| Spearfish, SD | 11,702 | $50,072 | 9.5% |
| Whitewood, SD | 986 | $45,972 | 16.9% |
| Fruitdale, SD | 97 | $0 | 100.0% |
| Beulah, WY | 0 | $0 | 100.0% |
| Belle Fourche, SD | 5,628 | $48,212 | 12.9% |
| City | Population | Household Income | National Avg. |
| Trooper, PA | 5,626 | $98,036 | 77.2% |
| Lac-Brome, QC | 5,626 | n/a | |
| Groveport, OH | 5,630 | $72,351 | 30.8% |
| Lake Fenton, MI | 5,631 | $94,761 | 71.3% |
| Turpin Hills, OH | 5,631 | $131,154 | 137.1% |
| Belle Fourche, SD | 5,628 | $48,212 | 12.9% |
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