| | York Harbor, ME | Brazil, IN | United States |
| Population | 3,819 | 8,320 | 329,725,481 |
| Female Population | 60.9% | 51.7% | 50.5% |
| Male Population | 39.1% | 48.3% | 49.5% |
| Median Age | 40.6 | 40 | 38.4 |
| space3 | | | |
| Population - 2010 | 2,973 | 8,068 | 309,327,143 |
| Population - 2000 | 3,321 | 8,188 | 285,036,114 |
| Population - 1990 | 2,555 | 7,640 | 251,960,433 |
| Pop. 2000 to Now | -10.1% | -2.4% | 15.6% |
| Pop. 1990 to Now | 16.9% | 4.6% | 30.8% |
| space4 | | | |
| Population Density | 1,191.2 | 2,270.7 | 93.4 |
| Land Area | 3.2 | 3.7 | 3,531,905.4 |
| Water Area | 0.3 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | York Harbor, ME | Brazil, IN | United States |
| Age 0 to 4 | 4.6% | 7.5% | 5.9% |
| Age 5 to 9 | 6.2% | 6.5% | 6.1% |
| Age 10 to 14 | 10.8% | 6.5% | 6.6% |
| Age 15 to 17 | 3.9% | 2.9% | 3.9% |
| Age 18 to 20 | 2.1% | 1.7% | 4.0% |
| Age 21 to 24 | 1.3% | 4.3% | 5.2% |
| Age 25 to 34 | 13.7% | 16.0% | 13.8% |
| Age 35 to 44 | 14.3% | 11.6% | 12.9% |
| Age 45 to 54 | 11.6% | 12.3% | 12.6% |
| Age 55 to 59 | 5.9% | 5.9% | 6.7% |
| Age 60 to 64 | 3.3% | 5.7% | 6.3% |
| Age 65 to 74 | 12.2% | 9.9% | 9.6% |
| Age 75 to 84 | 4.1% | 5.7% | 4.5% |
| Age 85 and over | 6.0% | 3.4% | 1.9% |
| space1 | | | |
| Race | | | |
| | York Harbor, ME | Brazil, IN | United States |
| White | 95.5% | 93.2% | 59.4% |
| Black | 0.0% | 0.9% | 12.2% |
| Asian | 1.3% | 0.0% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.2% | 0.5% | 0.4% |
| Two or More Races | 2.2% | 3.5% | 3.2% |
| Hispanic | 0.8% | 2.0% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | York Harbor, ME | Brazil, IN | United States |
| Married Population | 55.4% | 45.8% | 49.8% |
| Currently Married | 54.7% | 42.5% | 48.0% |
| Married but Separated | 0.7% | 3.3% | 1.8% |
| Single Population | 44.6% | 54.2% | 50.2% |
| Never Married | 33.4% | 27.6% | 33.8% |
| Divorced | 5.1% | 16.6% | 10.8% |
| Widowed | 6.1% | 9.9% | 5.6% |
| space5 | | | |
| Household Size | 2.94 | 2.38 | 2.60 |
| Households | 1,298 | 3,328 | 124,010,992 |
| Family Households | 803 | 2,198 | 80,755,759 |
| Married couple, w/children | 41.6% | 25.4% | 30.5% |
| Married couple, no children | 55.3% | 32.3% | 42.9% |
| Non Family Households | 495 | 1,130 | 43,255,233 |
| Single householder, w/children | 1.5% | 27.0% | 15.8% |
| Single householder, no children | 1.6% | 15.2% | 10.8% |