South Dakota 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. | Todd County | 30 |
| 2. | Buffalo County | 32 |
| 3. | Mellette County | 35 |
| 4. | Oglala Lakota County | 37 |
| 5. | Jackson County | 43 |
| 6. | Jones County | 43 |
| 7. | Ziebach County | 47 |
| 8. | Corson County | 47 |
| 9. | Bennett County | 54 |
| 10. | Dewey County | 55 |
| 11. | Fall River County | 56 |
| 12. | Gregory County | 58 |
| 13. | Lyman County | 58 |
| 14. | Charles Mix County | 60 |
| 15. | Butte County | 61 |
| 16. | Faulk County | 62 |
| 17. | Turner County | 64 |
| 18. | Miner County | 65 |
| 19. | Roberts County | 65 |
| 20. | Meade County | 65 |
