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. | Ozaukee County | 158 |
| 2. | Waukesha County | 157 |
| 3. | Door County | 111 |
| 4. | Washington County | 110 |
| 5. | Dane County | 107 |
| 6. | St. Croix County | 103 |
| 7. | Walworth County | 96 |
| 8. | Pierce County | 94 |
| 9. | Jefferson County | 89 |
| 10. | La Crosse County | 88 |
| 11. | Columbia County | 87 |
| 12. | Calumet County | 87 |
| 13. | Kenosha County | 86 |
| 14. | Outagamie County | 86 |
| 15. | Marathon County | 85 |
| 16. | Iowa County | 85 |
| 17. | Brown County | 84 |
| 18. | Sheboygan County | 82 |
| 19. | Racine County | 82 |
| 20. | Bayfield County | 81 |
