| Index | Portsmouth | New Hampshire | National |
| Income per capita | $54,967 | $35,264 | $29,829 |
| Median household income | $78,712 | $68,485 | $55,322 |
| Median income owner occupied | $113,462 | $83,641 | $70,586 |
| Median income renter occupied | $61,342 | $40,305 | $35,192 |
| Median earnings male | $58,946 | $42,158 | $36,919 |
| Median earnings female | $43,165 | $29,994 | $26,250 |
| Unemployment rate | 1.1% | 3.4% | 4.7% |
| Poverty level | 6.6% | 8.5% | 15.1% |
| Labour Type | Male | Female |
| Construction industry | 3.5% | 3.5% |
| Manufacturing sector | 14.1% | 14.1% |
| Financial & insurance services | 8.2% | 8.2% |
| Wholesale & retail services | 12.7% | 12.7% |
| Public administration | 3.7% | 3.7% |
| Transportation, warehousing & utilities | 3.4% | 3.4% |
| Education, health & social services | 10.8% | 10.8% |
| Other | 38.2% | 38.2% |
| City | Population | Household Income | National Avg. |
| Newfields, NH | 254 | $158,750 | 187.0% |
| Seabrook Beach, NH | 976 | $110,577 | 99.9% |
| Kittery Point, ME | 1,034 | $106,635 | 92.8% |
| Cape Neddick, ME | 2,563 | $87,578 | 58.3% |
| Hampton, NH | 10,002 | $82,092 | 48.4% |
| Portsmouth, NH | 21,418 | $78,712 | 42.3% |
| City | Population | Household Income | National Avg. |
| Mukilteo, WA | 21,414 | $102,903 | 86.0% |
| North Bellmore, NY | 21,422 | $150,353 | 171.8% |
| Duarte, CA | 21,399 | $82,620 | 49.3% |
| Bear, DE | 21,397 | $76,920 | 39.0% |
| Ensley, FL | 21,397 | $48,976 | 11.5% |
| Portsmouth, NH | 21,418 | $78,712 | 42.3% |
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