| Index | Marcus | Washington | National |
| Income per capita | $26,433 | $48,431 | $44,883 |
| Median household income | $60,117 | $91,816 | $81,333 |
| Median income owner occupied | $61,866 | $120,601 | $106,172 |
| Median income renter occupied | $0 | $60,275 | $52,080 |
| Median earnings male | $38,516 | $60,502 | $54,343 |
| Median earnings female | $0 | $39,812 | $38,439 |
| Unemployment rate | 1.9% | 4.5% | 4.9% |
| Poverty level | 21.0% | 12.7% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 28.6% | 28.6% |
| Manufacturing sector | 21.4% | 21.4% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 28.6% | 28.6% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 7.1% | 7.1% |
| Education, health & social services | 0.0% | 0.0% |
| Other | 14.3% | 14.3% |
| City | Population | Household Income | National Avg. |
| Colville, WA | 4,915 | $58,726 | 27.8% |
| Kettle Falls, WA | 1,650 | $58,306 | 28.3% |
| Barney's Junction, WA | 173 | $57,979 | 28.7% |
| Barstow, WA | 51 | $0 | 100.0% |
| Orient, WA | 84 | $0 | 100.0% |
| Marcus, WA | 187 | $60,117 | 26.1% |
| City | Population | Household Income | National Avg. |
| Olancha, CA | 187 | $90,001 | 10.7% |
| Fort Green, FL | 187 | $122,990 | 51.2% |
| Alston, GA | 187 | $40,150 | 50.6% |
| Bristow, IA | 187 | $0 | 100.0% |
| Grafton, IA | 187 | $79,946 | 1.7% |
| Marcus, WA | 187 | $60,117 | 26.1% |