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. | Sioux County | 41 |
| 2. | Rolette County | 52 |
| 3. | Pierce County | 63 |
| 4. | Richland County | 65 |
| 5. | Benson County | 65 |
| 6. | Stutsman County | 66 |
| 7. | Grand Forks County | 67 |
| 8. | Ward County | 68 |
| 9. | Sheridan County | 75 |
| 10. | Ramsey County | 75 |
| 11. | McIntosh County | 75 |
| 12. | Golden Valley County | 75 |
| 13. | Ransom County | 76 |
| 14. | Renville County | 77 |
| 15. | Foster County | 77 |
| 16. | Emmons County | 78 |
| 17. | Sargent County | 78 |
| 18. | Barnes County | 80 |
| 19. | Morton County | 80 |
| 20. | McHenry County | 80 |
