| Index | South Portland | Maine | National |
| Income per capita | $57,517 | $41,801 | $44,883 |
| Median household income | $100,078 | $75,250 | $81,333 |
| Median income owner occupied | $127,826 | $92,426 | $106,172 |
| Median income renter occupied | $71,024 | $41,013 | $52,080 |
| Median earnings male | $60,101 | $49,176 | $54,343 |
| Median earnings female | $46,807 | $36,497 | $38,439 |
| Unemployment rate | 3.6% | 4.0% | 4.9% |
| Poverty level | 6.9% | 13.5% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 5.8% | 5.8% |
| Manufacturing sector | 7.8% | 7.8% |
| Financial & insurance services | 3.5% | 3.5% |
| Wholesale & retail services | 16.5% | 16.5% |
| Public administration | 2.3% | 2.3% |
| Transportation, warehousing & utilities | 7.2% | 7.2% |
| Education, health & social services | 17.5% | 17.5% |
| Other | 36.5% | 36.5% |
| City | Population | Household Income | National Avg. |
| Cousins Island, ME | 533 | $246,583 | 203.2% |
| Falmouth Foreside, ME | 1,588 | $182,943 | 124.9% |
| Cumberland Center, ME | 3,044 | $159,071 | 95.6% |
| Falmouth, ME | 1,925 | $146,340 | 79.9% |
| Littlejohn Island, ME | 64 | $123,227 | 51.5% |
| South Portland, ME | 26,521 | $100,078 | 23.0% |
| City | Population | Household Income | National Avg. |
| Columbine, CO | 26,527 | $155,901 | 91.7% |
| Green, OH | 26,538 | $124,154 | 52.6% |
| Conception Bay South, NL | 26,497 | n/a | |
| Holt, MI | 26,494 | $103,612 | 27.4% |
| Lebanon, PA | 26,484 | $59,191 | 27.2% |
| South Portland, ME | 26,521 | $100,078 | 23.0% |