| | Hancock, ME | Deblois, ME | United States |
| Population | 2,477 | 16 | 329,725,481 |
| Female Population | 50.9% | 37.5% | 50.5% |
| Male Population | 49.1% | 62.5% | 49.5% |
| Median Age | 48.9 | 24.7 | 38.4 |
| space3 | | | |
| Population - 2010 | 2,388 | 57 | 309,327,143 |
| Population - 2000 | 2,147 | 49 | 285,036,114 |
| Population - 1990 | 1,757 | 73 | 251,960,433 |
| Pop. 2000 to Now | 13.7% | 10.2% | 15.6% |
| Pop. 1990 to Now | 38.9% | -26.0% | 30.8% |
| space4 | | | |
| Population Density | 82.5 | 0.5 | 93.4 |
| Land Area | 30.0 | 35.8 | 3,531,905.4 |
| Water Area | 8.8 | 0.3 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Hancock, ME | Deblois, ME | United States |
| Age 0 to 4 | 5.0% | 0.0% | 5.9% |
| Age 5 to 9 | 3.3% | 12.5% | 6.1% |
| Age 10 to 14 | 5.2% | 25.0% | 6.6% |
| Age 15 to 17 | 3.3% | 0.0% | 3.9% |
| Age 18 to 20 | 3.4% | 0.0% | 4.0% |
| Age 21 to 24 | 3.5% | 18.8% | 5.2% |
| Age 25 to 34 | 8.7% | 0.0% | 13.8% |
| Age 35 to 44 | 13.1% | 12.5% | 12.9% |
| Age 45 to 54 | 13.6% | 0.0% | 12.6% |
| Age 55 to 59 | 7.3% | 6.3% | 6.7% |
| Age 60 to 64 | 6.2% | 6.3% | 6.3% |
| Age 65 to 74 | 17.6% | 6.3% | 9.6% |
| Age 75 to 84 | 9.1% | 12.5% | 4.5% |
| Age 85 and over | 0.8% | 0.0% | 1.9% |
| space1 | | | |
| Race | | | |
| | Hancock, ME | Deblois, ME | United States |
| White | 94.8% | 100.0% | 59.4% |
| Black | 0.0% | 0.0% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 0.6% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 2.7% | 0.0% | 3.2% |
| Hispanic | 1.9% | 0.0% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Hancock, ME | Deblois, ME | United States |
| Married Population | 49.8% | 70.0% | 49.8% |
| Currently Married | 49.1% | 70.0% | 48.0% |
| Married but Separated | 0.7% | 0.0% | 1.8% |
| Single Population | 50.2% | 30.0% | 50.2% |
| Never Married | 26.2% | 30.0% | 33.8% |
| Divorced | 15.1% | 0.0% | 10.8% |
| Widowed | 8.9% | 0.0% | 5.6% |
| space5 | | | |
| Household Size | 2.30 | 2.00 | 2.60 |
| Households | 1,064 | 8 | 124,010,992 |
| Family Households | 640 | 5 | 80,755,759 |
| Married couple, w/children | 15.6% | 0.0% | 30.5% |
| Married couple, no children | 63.8% | 60.0% | 42.9% |
| Non Family Households | 424 | 3 | 43,255,233 |
| Single householder, w/children | 17.8% | 40.0% | 15.8% |
| Single householder, no children | 2.8% | 0.0% | 10.8% |