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. | Clackamas County | 151 |
| 2. | Washington County | 123 |
| 3. | Deschutes County | 119 |
| 4. | Benton County | 105 |
| 5. | Multnomah County | 103 |
| 6. | Yamhill County | 96 |
| 7. | Sherman County | 92 |
| 8. | Jackson County | 88 |
| 9. | Polk County | 87 |
| 10. | Columbia County | 84 |
| 11. | Hood River County | 83 |
| 12. | Lane County | 80 |
| 13. | Marion County | 77 |
| 14. | Linn County | 76 |
| 15. | Tillamook County | 75 |
| 16. | Lincoln County | 73 |
| 17. | Umatilla County | 72 |
| 18. | Wasco County | 72 |
| 19. | Josephine County | 72 |
| 20. | Harney County | 71 |
