| Index | Marblemount | Washington | National |
| Income per capita | $37,403 | $48,431 | $44,883 |
| Median household income | $0 | $91,816 | $81,333 |
| Median income owner occupied | $0 | $120,601 | $106,172 |
| Median income renter occupied | $0 | $60,275 | $52,080 |
| Median earnings male | $0 | $60,502 | $54,343 |
| Median earnings female | $0 | $39,812 | $38,439 |
| Unemployment rate | 0.0% | 4.5% | 4.9% |
| Poverty level | 0.0% | 12.7% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 0.0% | 0.0% |
| Manufacturing sector | 0.0% | 0.0% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 0.0% | 0.0% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 29.6% | 29.6% |
| Education, health & social services | 0.0% | 0.0% |
| Other | 70.4% | 70.4% |
| City | Population | Household Income | National Avg. |
| Concrete, WA | 939 | $85,960 | 5.7% |
| Rockport, WA | 29 | $0 | 100.0% |
| Marblemount, WA | 123 | $0 | 100.0% |
| City | Population | Household Income | National Avg. |
| Haleburg, AL | 123 | $102,209 | 25.7% |
| Katherine, AZ | 123 | $0 | 100.0% |
| Nunez, GA | 123 | $57,092 | 29.8% |
| Cylinder, IA | 123 | $142,420 | 75.1% |
| Golden Gate, IL | 123 | $20,780 | 74.5% |
| Marblemount, WA | 123 | $0 | 100.0% |