| Index | Selz | North Dakota | National |
| Income per capita | $21,088 | $33,107 | $29,829 |
| Median household income | $0 | $59,114 | $55,322 |
| Median income owner occupied | $0 | $76,410 | $70,586 |
| Median income renter occupied | $0 | $36,149 | $35,192 |
| Median earnings male | $0 | $41,306 | $36,919 |
| Median earnings female | $0 | $26,342 | $26,250 |
| Unemployment rate | 23.5% | 1.9% | 4.7% |
| Poverty level | 0.0% | 11.2% | 15.1% |
| Labour Type | Male | Female |
| Construction industry | 0.0% | 0.0% |
| Manufacturing sector | 100.0% | 100.0% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 0.0% | 0.0% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 0.0% | 0.0% |
| Education, health & social services | 0.0% | 0.0% |
| Other | 0.0% | 0.0% |
| City | Population | Household Income | National Avg. |
| Fessenden, ND | 560 | $57,596 | 4.1% |
| Martin, ND | 48 | $49,250 | 11.0% |
| Harvey, ND | 1,625 | $39,625 | 28.4% |
| Heimdal, ND | 22 | $0 | 100.0% |
| Esmond, ND | 92 | $0 | 100.0% |
| Selz, ND | 51 | $0 | 100.0% |
| City | Population | Household Income | National Avg. |
| Egegik, AK | 51 | $93,750 | 69.5% |
| Big Flat, AR | 51 | $0 | 100.0% |
| Felsenthal, AR | 51 | $26,875 | 51.4% |
| McDougal, AR | 51 | $19,583 | 64.6% |
| Padre Ranchitos, AZ | 51 | $0 | 100.0% |
| Selz, ND | 51 | $0 | 100.0% |
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