| Index | Cousins Island | Maine | National |
| Income per capita | $82,265 | $28,473 | $29,829 |
| Median household income | $167,601 | $50,826 | $55,322 |
| Median income owner occupied | $167,601 | $61,950 | $70,586 |
| Median income renter occupied | $0 | $28,066 | $35,192 |
| Median earnings male | $0 | $34,117 | $36,919 |
| Median earnings female | $0 | $25,068 | $26,250 |
| Unemployment rate | 0.0% | 3.8% | 4.7% |
| Poverty level | 1.5% | 13.5% | 15.1% |
| Labour Type | Male | Female |
| Construction industry | 48.8% | 48.8% |
| Manufacturing sector | 2.4% | 2.4% |
| Financial & insurance services | 21.8% | 21.8% |
| Wholesale & retail services | 0.0% | 0.0% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 0.0% | 0.0% |
| Education, health & social services | 7.6% | 7.6% |
| Other | 19.4% | 19.4% |
| City | Population | Household Income | National Avg. |
| Falmouth Foreside, ME | 1,550 | $123,026 | 122.4% |
| Cumberland Center, ME | 2,944 | $107,703 | 94.7% |
| Falmouth, ME | 1,877 | $99,605 | 80.0% |
| Littlejohn Island, ME | 63 | $84,091 | 52.0% |
| North Windham, ME | 5,651 | $80,963 | 46.3% |
| Cousins Island, ME | 521 | $167,601 | 203.0% |
| City | Population | Household Income | National Avg. |
| McArthur, CA | 521 | $0 | 100.0% |
| Hampton, FL | 521 | $35,000 | 36.7% |
| Seymour, IA | 521 | $37,102 | 32.9% |
| Golf, IL | 521 | $201,875 | 264.9% |
| Sun, LA | 521 | $31,250 | 43.5% |
| Cousins Island, ME | 521 | $167,601 | 203.0% |
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