Iowa 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. | Dallas County | 132 |
| 2. | Warren County | 113 |
| 3. | Dickinson County | 106 |
| 4. | Mills County | 104 |
| 5. | Scott County | 103 |
| 6. | Johnson County | 101 |
| 7. | Grundy County | 101 |
| 8. | Davis County | 98 |
| 9. | Madison County | 96 |
| 10. | Plymouth County | 91 |
| 11. | Benton County | 89 |
| 12. | Polk County | 89 |
| 13. | Dubuque County | 88 |
| 14. | Cherokee County | 87 |
| 15. | Shelby County | 87 |
| 16. | Winneshiek County | 87 |
| 17. | Bremer County | 86 |
| 18. | Guthrie County | 86 |
| 19. | Cedar County | 85 |
| 20. | Buchanan County | 84 |
