| Index | Belfast | Maine | National |
| Income per capita | $23,197 | $27,332 | $28,555 |
| Median household income | $34,205 | $48,804 | $53,482 |
| Median income owner occupied | $57,550 | $60,154 | $68,142 |
| Median income renter occupied | $22,969 | $26,515 | $33,219 |
| Median earnings male | $22,658 | $32,893 | $36,116 |
| Median earnings female | $20,409 | $24,153 | $25,692 |
| Unemployment rate | 6.0% | 4.7% | 5.8% |
| Poverty level | 27.1% | 13.9% | 15.6% |
| Labour Type | Male | Female |
| Construction industry | 5.6% | 0.0% |
| Manufacturing sector | 9.4% | 0.8% |
| Financial & insurance services | 6.2% | 6.7% |
| Wholesale & retail services | 15.2% | 14.3% |
| Public administration | 5.9% | 4.8% |
| Transportation, warehousing & utilities | 2.5% | 0.7% |
| Education, health & social services | 10.9% | 34.4% |
| Other | 40.3% | 26.9% |
| City, State | Population | Household Income | National Avg. |
| Camden, ME | 3,351 | $46,734 | 13% |
| Castine, ME | 984 | $46,250 | 14% |
| Bucksport, ME | 2,453 | $34,932 | 35% |
| Searsport, ME | 964 | $34,250 | 36% |
| Belfast, ME | 6,664 | $34,205 | 36% |
| City, State | Population | Household Income | National Avg. |
| Allendale, NJ | 6,666 | $124,821 | 133% |
| Kentfield, CA | 6,667 | $175,573 | 228% |
| Green Hill, TN | 6,667 | $71,402 | 34% |
| Minnetrista, MN | 6,661 | $107,083 | 100% |
| Souderton, PA | 6,668 | $62,490 | 17% |
| Belfast, ME | 6,664 | $34,205 | 36% |