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. | Moody County | 123 |
| 2. | Stanley County | 123 |
| 3. | Perkins County | 116 |
| 4. | Aurora County | 111 |
| 5. | Marshall County | 110 |
| 6. | Spink County | 110 |
| 7. | Custer County | 109 |
| 8. | Hutchinson County | 107 |
| 9. | Brule County | 106 |
| 10. | Union County | 104 |
| 11. | Hand County | 101 |
| 12. | Jerauld County | 100 |
| 13. | Kingsbury County | 100 |
| 14. | Lake County | 100 |
| 15. | Grant County | 99 |
| 16. | Sully County | 98 |
| 17. | Campbell County | 97 |
| 18. | Lincoln County | 96 |
| 19. | Edmunds County | 94 |
| 20. | McCook County | 92 |
