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. | Brookfield Census Designated Place | Worcester | 45 |
| 2. | City of Lawrence | Essex | 49 |
| 3. | City of Springfield | Hampden | 49 |
| 4. | Ware Census Designated Place | Hampshire | 50 |
| 5. | City of New Bedford | Bristol | 50 |
| 6. | City of Fall River | Bristol | 51 |
| 7. | Turners Falls Census Designated Place | Franklin | 53 |
| 8. | Orange Census Designated Place | Franklin | 53 |
| 9. | North Plymouth Census Designated Place | Plymouth | 54 |
| 10. | City of Chelsea | Suffolk | 55 |
| 11. | Spencer Census Designated Place | Worcester | 56 |
| 12. | Webster Census Designated Place | Worcester | 57 |
| 13. | City of Holyoke | Hampden | 59 |
| 14. | City of North Adams | Berkshire | 60 |
| 15. | Greenfield Census Designated Place | Franklin | 60 |
| 16. | City of Chicopee | Hampden | 62 |
| 17. | Warren Census Designated Place | Worcester | 62 |
| 18. | City of Gardner | Worcester | 63 |
| 19. | Athol Census Designated Place | Worcester | 63 |
| 20. | Millers Falls Census Designated Place | Franklin | 63 |