| Index | Martin | South Dakota | National |
| Income per capita | $22,661 | $27,516 | $29,829 |
| Median household income | $40,684 | $52,078 | $55,322 |
| Median income owner occupied | $40,990 | $66,299 | $70,586 |
| Median income renter occupied | $38,125 | $30,800 | $35,192 |
| Median earnings male | $38,750 | $35,140 | $36,919 |
| Median earnings female | $35,000 | $24,451 | $26,250 |
| Unemployment rate | 3.2% | 2.8% | 4.7% |
| Poverty level | 22.7% | 14.0% | 15.1% |


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| Labour Type | Male | Female |
| Construction industry | 10.4% | 10.4% |
| Manufacturing sector | 3.0% | 3.0% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 23.9% | 23.9% |
| Public administration | 1.7% | 1.7% |
| Transportation, warehousing & utilities | 17.4% | 17.4% |
| Education, health & social services | 16.5% | 16.5% |
| Other | 23.0% | 23.0% |
| City | Population | Household Income | National Avg. |
| Allen, SD | 477 | $9,511 | 82.8% |
| Martin, SD | 1,170 | $40,684 | 26.5% |
| City | Population | Household Income | National Avg. |
| Wiggins, CO | 1,170 | $57,833 | 4.5% |
| San Antonio, FL | 1,170 | $71,750 | 29.7% |
| Catahoula, LA | 1,170 | $62,328 | 12.7% |
| Conashaugh Lakes, PA | 1,170 | $103,393 | 86.9% |
| Collinwood, TN | 1,170 | $44,659 | 19.3% |
| Martin, SD | 1,170 | $40,684 | 26.5% |