| Index | Coulee Dam | Washington | National |
| Income per capita | $53,682 | $48,431 | $44,883 |
| Median household income | $89,468 | $91,816 | $81,333 |
| Median income owner occupied | $113,777 | $120,601 | $106,172 |
| Median income renter occupied | $71,211 | $60,275 | $52,080 |
| Median earnings male | $76,358 | $60,502 | $54,343 |
| Median earnings female | $60,195 | $39,812 | $38,439 |
| Unemployment rate | 0.1% | 4.5% | 4.9% |
| Poverty level | 12.1% | 12.7% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 7.1% | 7.1% |
| Manufacturing sector | 1.7% | 1.7% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 3.1% | 3.1% |
| Public administration | 42.6% | 42.6% |
| Transportation, warehousing & utilities | 10.2% | 10.2% |
| Education, health & social services | 7.7% | 7.7% |
| Other | 27.6% | 27.6% |
| City | Population | Household Income | National Avg. |
| Nespelem Community, WA | 309 | $94,850 | 16.6% |
| Wilbur, WA | 793 | $91,227 | 12.2% |
| Electric City, WA | 978 | $85,047 | 4.6% |
| Elmer City, WA | 311 | $78,607 | 3.4% |
| Nespelem, WA | 221 | $61,230 | 24.7% |
| Coulee Dam, WA | 1,393 | $89,468 | 10.0% |
| City | Population | Household Income | National Avg. |
| Starbuck, MN | 1,393 | $81,239 | 0.1% |
| Contoocook, NH | 1,393 | $108,064 | 32.9% |
| Claude, TX | 1,393 | $101,577 | 24.9% |
| Chisholm, ON | 1,393 | n/a | |
| Peach Springs, AZ | 1,394 | $56,937 | 30.0% |
| Coulee Dam, WA | 1,393 | $89,468 | 10.0% |