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. | Kendall County | 174 |
| 2. | Comal County | 149 |
| 3. | Collin County | 144 |
| 4. | Glasscock County | 136 |
| 5. | Rockwall County | 135 |
| 6. | Llano County | 133 |
| 7. | Denton County | 133 |
| 8. | Fort Bend County | 132 |
| 9. | Williamson County | 126 |
| 10. | Parker County | 125 |
| 11. | Blanco County | 125 |
| 12. | Montgomery County | 122 |
| 13. | Franklin County | 121 |
| 14. | Travis County | 119 |
| 15. | Gillespie County | 117 |
| 16. | Hood County | 113 |
| 17. | Wilson County | 112 |
| 18. | Wise County | 112 |
| 19. | Burnet County | 110 |
| 20. | Hays County | 109 |