| | Fort Salonga, NY | Medfield, MA | United States |
| Population | 9,708 | 12,775 | 329,725,481 |
| Female Population | 48.5% | 51.0% | 50.5% |
| Male Population | 51.5% | 49.0% | 49.5% |
| Median Age | 49 | 40.8 | 38.4 |
| space3 | | | |
| Population - 2010 | 10,494 | 12,058 | 309,327,143 |
| Population - 2000 | 9,634 | 12,273 | 285,036,114 |
| Population - 1990 | 9,176 | 10,531 | 251,960,433 |
| Pop. 2000 to Now | 4.2% | 6.0% | 15.6% |
| Pop. 1990 to Now | 9.4% | 23.6% | 30.8% |
| space4 | | | |
| Population Density | 990.3 | 887.0 | 93.4 |
| Land Area | 9.8 | 14.4 | 3,531,905.4 |
| Water Area | 0.1 | 0.2 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Fort Salonga, NY | Medfield, MA | United States |
| Age 0 to 4 | 5.0% | 7.6% | 5.9% |
| Age 5 to 9 | 4.4% | 7.9% | 6.1% |
| Age 10 to 14 | 5.4% | 8.9% | 6.6% |
| Age 15 to 17 | 5.4% | 5.3% | 3.9% |
| Age 18 to 20 | 2.5% | 3.0% | 4.0% |
| Age 21 to 24 | 6.0% | 3.6% | 5.2% |
| Age 25 to 34 | 7.2% | 6.8% | 13.8% |
| Age 35 to 44 | 9.6% | 12.8% | 12.9% |
| Age 45 to 54 | 14.2% | 16.0% | 12.6% |
| Age 55 to 59 | 10.4% | 9.6% | 6.7% |
| Age 60 to 64 | 6.5% | 6.5% | 6.3% |
| Age 65 to 74 | 12.5% | 7.1% | 9.6% |
| Age 75 to 84 | 9.0% | 4.3% | 4.5% |
| Age 85 and over | 1.9% | 0.8% | 1.9% |
| space1 | | | |
| Race | | | |
| | Fort Salonga, NY | Medfield, MA | United States |
| White | 89.8% | 92.5% | 59.4% |
| Black | 0.4% | 0.2% | 12.2% |
| Asian | 1.9% | 3.0% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.1% | 0.0% | 0.4% |
| Two or More Races | 0.8% | 1.1% | 3.2% |
| Hispanic | 7.1% | 3.1% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Fort Salonga, NY | Medfield, MA | United States |
| Married Population | 62.1% | 69.9% | 49.8% |
| Currently Married | 61.7% | 69.8% | 48.0% |
| Married but Separated | 0.4% | 0.2% | 1.8% |
| Single Population | 37.9% | 30.1% | 50.2% |
| Never Married | 25.7% | 22.3% | 33.8% |
| Divorced | 5.9% | 4.3% | 10.8% |
| Widowed | 6.3% | 3.5% | 5.6% |
| space5 | | | |
| Household Size | 2.80 | 2.91 | 2.60 |
| Households | 3,390 | 4,373 | 124,010,992 |
| Family Households | 2,604 | 3,591 | 80,755,759 |
| Married couple, w/children | 33.9% | 50.8% | 30.5% |
| Married couple, no children | 57.5% | 41.8% | 42.9% |
| Non Family Households | 786 | 782 | 43,255,233 |
| Single householder, w/children | 1.8% | 4.1% | 15.8% |
| Single householder, no children | 6.8% | 3.3% | 10.8% |