| Index | Sanford | Maine | National |
| Income per capita | $30,386 | $28,473 | $29,829 |
| Median household income | $58,294 | $50,826 | $55,322 |
| Median income owner occupied | $78,081 | $61,950 | $70,586 |
| Median income renter occupied | $32,744 | $28,066 | $35,192 |
| Median earnings male | $45,141 | $34,117 | $36,919 |
| Median earnings female | $30,063 | $25,068 | $26,250 |
| Unemployment rate | 3.6% | 3.8% | 4.7% |
| Poverty level | 11.2% | 13.5% | 15.1% |
| Labour Type | Male | Female |
| Construction industry | 9.9% | 9.9% |
| Manufacturing sector | 24.1% | 24.1% |
| Financial & insurance services | 5.4% | 5.4% |
| Wholesale & retail services | 19.9% | 19.9% |
| Public administration | 5.6% | 5.6% |
| Transportation, warehousing & utilities | 4.9% | 4.9% |
| Education, health & social services | 7.9% | 7.9% |
| Other | 20.4% | 20.4% |
| City | Population | Household Income | National Avg. |
| Sanbornville, NH | 778 | $106,469 | 92.5% |
| Kennebunk, ME | 5,792 | $81,354 | 47.1% |
| West Kennebunk, ME | 1,154 | $73,625 | 33.1% |
| Somersworth, NH | 12,027 | $67,209 | 21.5% |
| Rochester, NH | 31,305 | $66,831 | 20.8% |
| Sanford, ME | 21,166 | $58,294 | 5.4% |
| City | Population | Household Income | National Avg. |
| Sapulpa, OK | 21,170 | $54,530 | 1.4% |
| Piqua, OH | 21,159 | $45,926 | 17.0% |
| Sun Valley, NV | 21,179 | $56,503 | 2.1% |
| Easley, SC | 21,149 | $55,655 | 0.6% |
| East Ridge, TN | 21,187 | $47,811 | 13.6% |
| Sanford, ME | 21,166 | $58,294 | 5.4% |
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