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. | Ozark County | 39 |
| 2. | Pemiscot County | 39 |
| 3. | Oregon County | 41 |
| 4. | Ripley County | 41 |
| 5. | Shannon County | 41 |
| 6. | Mississippi County | 41 |
| 7. | Crawford County | 42 |
| 8. | Wayne County | 42 |
| 9. | New Madrid County | 44 |
| 10. | Madison County | 44 |
| 11. | Mercer County | 45 |
| 12. | Adair County | 45 |
| 13. | Dallas County | 46 |
| 14. | Dunklin County | 46 |
| 15. | McDonald County | 46 |
| 16. | Harrison County | 46 |
| 17. | Iron County | 46 |
| 18. | Morgan County | 46 |
| 19. | Schuyler County | 46 |
| 20. | Texas County | 46 |
