| Index | Chelsea | Massachusetts | National |
| Income per capita | $39,495 | $57,616 | $44,883 |
| Median household income | $88,386 | $106,188 | $81,333 |
| Median income owner occupied | $140,299 | $143,346 | $106,172 |
| Median income renter occupied | $73,535 | $57,502 | $52,080 |
| Median earnings male | $53,785 | $67,299 | $54,343 |
| Median earnings female | $43,828 | $46,306 | $38,439 |
| Unemployment rate | 5.5% | 4.8% | 4.9% |
| Poverty level | 19.1% | 11.4% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 12.4% | 12.4% |
| Manufacturing sector | 9.7% | 9.7% |
| Financial & insurance services | 4.9% | 4.9% |
| Wholesale & retail services | 15.4% | 15.4% |
| Public administration | 2.9% | 2.9% |
| Transportation, warehousing & utilities | 9.8% | 9.8% |
| Education, health & social services | 9.9% | 9.9% |
| Other | 34.0% | 34.0% |
| City | Population | Household Income | National Avg. |
| Wellesley, MA | 29,744 | $322,415 | 296.4% |
| Dover, MA | 2,612 | $319,331 | 292.6% |
| Lexington, MA | 34,058 | $280,113 | 244.4% |
| Needham, MA | 32,325 | $265,508 | 226.4% |
| Hingham, MA | 5,987 | $261,616 | 221.7% |
| Chelsea, MA | 41,000 | $88,386 | 8.7% |
| City | Population | Household Income | National Avg. |
| Montclair, CA | 41,014 | $93,369 | 14.8% |
| Hagerstown, MD | 40,940 | $62,161 | 23.6% |
| Hilton Head Island, SC | 41,077 | $128,100 | 57.5% |
| Marion, IA | 41,096 | $109,229 | 34.3% |
| Los Banos, CA | 40,884 | $96,918 | 19.2% |
| Chelsea, MA | 41,000 | $88,386 | 8.7% |