| | Dennysville, ME | Eastport, ME | United States |
| Population | 226 | 1,226 | 329,725,481 |
| Female Population | 48.7% | 57.7% | 50.5% |
| Male Population | 51.3% | 42.3% | 49.5% |
| Median Age | 53.2 | 62.4 | 38.4 |
| space3 | | | |
| Population - 2010 | 341 | 1,329 | 309,327,143 |
| Population - 2000 | 319 | 1,640 | 285,036,114 |
| Population - 1990 | 355 | 1,965 | 251,960,433 |
| Pop. 2000 to Now | 3.8% | -22.3% | 15.6% |
| Pop. 1990 to Now | -6.8% | -35.1% | 30.8% |
| space4 | | | |
| Population Density | 15.2 | 337.3 | 93.4 |
| Land Area | 14.9 | 3.6 | 3,531,905.4 |
| Water Area | 0.4 | 8.7 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Dennysville, ME | Eastport, ME | United States |
| Age 0 to 4 | 9.3% | 3.0% | 5.9% |
| Age 5 to 9 | 0.4% | 5.0% | 6.1% |
| Age 10 to 14 | 1.8% | 4.2% | 6.6% |
| Age 15 to 17 | 4.9% | 3.1% | 3.9% |
| Age 18 to 20 | 3.1% | 1.4% | 4.0% |
| Age 21 to 24 | 1.8% | 1.3% | 5.2% |
| Age 25 to 34 | 0.9% | 7.3% | 13.8% |
| Age 35 to 44 | 12.4% | 6.9% | 12.9% |
| Age 45 to 54 | 21.7% | 7.9% | 12.6% |
| Age 55 to 59 | 15.9% | 5.1% | 6.7% |
| Age 60 to 64 | 8.9% | 13.2% | 6.3% |
| Age 65 to 74 | 13.3% | 26.8% | 9.6% |
| Age 75 to 84 | 3.5% | 10.0% | 4.5% |
| Age 85 and over | 2.2% | 4.8% | 1.9% |
| space1 | | | |
| Race | | | |
| | Dennysville, ME | Eastport, ME | United States |
| White | 97.3% | 90.2% | 59.4% |
| Black | 0.0% | 1.3% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 1.3% | 2.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 1.3% | 5.1% | 3.2% |
| Hispanic | 0.0% | 1.4% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Dennysville, ME | Eastport, ME | United States |
| Married Population | 60.0% | 52.0% | 49.8% |
| Currently Married | 60.0% | 51.1% | 48.0% |
| Married but Separated | 0.0% | 0.8% | 1.8% |
| Single Population | 40.0% | 48.0% | 50.2% |
| Never Married | 20.5% | 18.8% | 33.8% |
| Divorced | 9.0% | 19.2% | 10.8% |
| Widowed | 10.5% | 10.0% | 5.6% |
| space5 | | | |
| Household Size | 2.09 | 1.97 | 2.60 |
| Households | 108 | 599 | 124,010,992 |
| Family Households | 64 | 330 | 80,755,759 |
| Married couple, w/children | 31.3% | 13.0% | 30.5% |
| Married couple, no children | 57.8% | 70.3% | 42.9% |
| Non Family Households | 44 | 269 | 43,255,233 |
| Single householder, w/children | 0.0% | 15.2% | 15.8% |
| Single householder, no children | 10.9% | 1.5% | 10.8% |