| Index | Cowiche | Washington | National |
| Income per capita | $21,530 | $48,431 | $44,883 |
| Median household income | $51,422 | $91,816 | $81,333 |
| Median income owner occupied | $0 | $120,601 | $106,172 |
| Median income renter occupied | $52,602 | $60,275 | $52,080 |
| Median earnings male | $0 | $60,502 | $54,343 |
| Median earnings female | $60,006 | $39,812 | $38,439 |
| Unemployment rate | 0.0% | 4.5% | 4.9% |
| Poverty level | 19.3% | 12.7% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 16.0% | 16.0% |
| 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 | 37.2% | 37.2% |
| Education, health & social services | 0.0% | 0.0% |
| Other | 46.8% | 46.8% |
| City | Population | Household Income | National Avg. |
| Tampico, WA | 296 | $133,352 | 64.0% |
| Eschbach, WA | 316 | $129,788 | 59.6% |
| Gleed, WA | 3,115 | $106,612 | 31.1% |
| Ahtanum, WA | 3,810 | $106,440 | 30.9% |
| Terrace Heights, WA | 9,253 | $104,615 | 28.6% |
| Cowiche, WA | 684 | $51,422 | 36.8% |
| City | Population | Household Income | National Avg. |
| Yarnell, AZ | 684 | $61,536 | 24.3% |
| Fleming, CO | 684 | $65,091 | 20.0% |
| Blandinsville, IL | 684 | $61,529 | 24.3% |
| Sandersville, MS | 684 | $59,913 | 26.3% |
| Center, ND | 684 | $65,386 | 19.6% |
| Cowiche, WA | 684 | $51,422 | 36.8% |