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.
| Name | County | Wealth Index | |
|---|---|---|---|
| 1. | Borough of Rose Valley | Delaware | 455 |
| 2. | Borough of Sewickley Heights | Allegheny | 447 |
| 3. | Borough of Ben Avon Heights | Allegheny | 443 |
| 4. | Borough of Fox Chapel | Allegheny | 425 |
| 5. | Woodside Census Designated Place | Bucks | 409 |
| 6. | Borough of Edgeworth | Allegheny | 389 |
| 7. | Borough of Thornburg | Allegheny | 382 |
| 8. | Borough of Rosslyn Farms | Allegheny | 372 |
| 9. | Borough of Glen Osborne | Allegheny | 345 |
| 10. | Blue Bell Census Designated Place | Montgomery | 312 |
| 11. | Churchville Census Designated Place | Bucks | 309 |
| 12. | Borough of Bradford Woods | Allegheny | 306 |
| 13. | Waverly Census Designated Place | Lackawanna | 305 |
| 14. | Devon Census Designated Place | Chester | 303 |
| 15. | Borough of Sewickley Hills | Allegheny | 301 |
| 16. | Borough of Bear Creek Village | Luzerne | 295 |
| 17. | Spring House Census Designated Place | Montgomery | 287 |
| 18. | Upper Saint Clair Census Designated Place | Allegheny | 284 |
| 19. | Richboro Census Designated Place | Bucks | 281 |
| 20. | Maple Glen Census Designated Place | Montgomery | 281 |
