Washington Gazetteer
The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.
| County | Wealth Index | |
|---|---|---|
| 1. | Adams County | 60 |
| 2. | Whitman County | 63 |
| 3. | Garfield County | 70 |
| 4. | Okanogan County | 71 |
| 5. | Yakima County | 74 |
| 6. | Ferry County | 81 |
| 7. | Grant County | 84 |
| 8. | Pacific County | 85 |
| 9. | Stevens County | 86 |
| 10. | Grays Harbor County | 86 |
| 11. | Asotin County | 87 |
| 12. | Wahkiakum County | 87 |
| 13. | Cowlitz County | 90 |
| 14. | Spokane County | 93 |
| 15. | Walla Walla County | 94 |
| 16. | Lewis County | 94 |
| 17. | Klickitat County | 95 |
| 18. | Lincoln County | 100 |
| 19. | Douglas County | 101 |
| 20. | Franklin County | 104 |
