| Index | Shell Valley | North Dakota | National |
| Income per capita | $22,767 | $49,864 | $44,883 |
| Median household income | $57,696 | $89,503 | $81,333 |
| Median income owner occupied | $0 | $111,897 | $106,172 |
| Median income renter occupied | $0 | $53,273 | $52,080 |
| Median earnings male | $49,329 | $60,637 | $54,343 |
| Median earnings female | $48,703 | $38,077 | $38,439 |
| Unemployment rate | 10.1% | 2.0% | 4.9% |
| Poverty level | 31.3% | 11.2% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 14.5% | 14.5% |
| Manufacturing sector | 10.9% | 10.9% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 3.9% | 3.9% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 0.0% | 0.0% |
| Education, health & social services | 45.7% | 45.7% |
| Other | 25.0% | 25.0% |
| City | Population | Household Income | National Avg. |
| Rolla, ND | 1,464 | $87,926 | 8.1% |
| Rolette, ND | 677 | $71,061 | 12.6% |
| Belcourt, ND | 2,201 | $52,583 | 35.3% |
| Dunseith, ND | 616 | $50,526 | 37.9% |
| Green Acres, ND | 642 | $46,809 | 42.4% |
| Shell Valley, ND | 1,577 | $57,696 | 29.1% |
| City | Population | Household Income | National Avg. |
| Hughes Springs, TX | 1,577 | $69,158 | 15.0% |
| McCaysville, GA | 1,578 | $51,182 | 37.1% |
| Orleans, MA | 1,576 | $85,591 | 5.2% |
| Locust Grove, OK | 1,578 | $52,943 | 34.9% |
| Hometown, PA | 1,576 | $135,177 | 66.2% |
| Shell Valley, ND | 1,577 | $57,696 | 29.1% |