| Index | Buffalo | South Dakota | National |
| Income per capita | $35,911 | $27,516 | $29,829 |
| Median household income | $64,583 | $52,078 | $55,322 |
| Median income owner occupied | $78,750 | $66,299 | $70,586 |
| Median income renter occupied | $54,000 | $30,800 | $35,192 |
| Median earnings male | $55,250 | $35,140 | $36,919 |
| Median earnings female | $22,396 | $24,451 | $26,250 |
| Unemployment rate | 2.4% | 2.8% | 4.7% |
| Poverty level | 2.1% | 14.0% | 15.1% |
| Labour Type | Male | Female |
| Construction industry | 51.4% | 51.4% |
| Manufacturing sector | 1.9% | 1.9% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 11.4% | 11.4% |
| Public administration | 6.7% | 6.7% |
| Transportation, warehousing & utilities | 5.7% | 5.7% |
| Education, health & social services | 1.9% | 1.9% |
| Other | 21.0% | 21.0% |
| City | Population | Household Income | National Avg. |
| Buffalo, SD | 280 | $64,583 | 16.7% |
| City | Population | Household Income | National Avg. |
| Chuichu, AZ | 280 | $32,619 | 41.0% |
| Deep River, IA | 280 | $52,054 | 5.9% |
| South English, IA | 280 | $34,500 | 37.6% |
| Henderson, IL | 280 | $51,250 | 7.4% |
| Arlington, IN | 280 | $69,125 | 25.0% |
| Buffalo, SD | 280 | $64,583 | 16.7% |
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