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. | Lincoln County | 119 |
| 2. | Spink County | 112 |
| 3. | Stanley County | 102 |
| 4. | Union County | 99 |
| 5. | Moody County | 99 |
| 6. | Grant County | 97 |
| 7. | Aurora County | 96 |
| 8. | Minnehaha County | 94 |
| 9. | Lake County | 94 |
| 10. | Perkins County | 94 |
| 11. | Hutchinson County | 91 |
| 12. | McCook County | 90 |
| 13. | Hand County | 88 |
| 14. | Brule County | 87 |
| 15. | Marshall County | 87 |
| 16. | Hyde County | 86 |
| 17. | Kingsbury County | 84 |
| 18. | Sully County | 82 |
| 19. | Custer County | 82 |
| 20. | Clark County | 81 |
