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. | Issaquena County | 26 |
| 2. | Claiborne County | 32 |
| 3. | Quitman County | 32 |
| 4. | Noxubee County | 33 |
| 5. | Tunica County | 33 |
| 6. | Chickasaw County | 37 |
| 7. | Holmes County | 37 |
| 8. | Sunflower County | 39 |
| 9. | Tallahatchie County | 39 |
| 10. | Calhoun County | 40 |
| 11. | Clay County | 41 |
| 12. | Coahoma County | 41 |
| 13. | Wilkinson County | 41 |
| 14. | Yalobusha County | 42 |
| 15. | Amite County | 42 |
| 16. | Jefferson County | 42 |
| 17. | Humphreys County | 43 |
| 18. | Scott County | 43 |
| 19. | Perry County | 43 |
| 20. | Jefferson Davis County | 44 |