| | Machias, WA | Rahway, NJ | United States |
| Population | 1,239 | 29,582 | 329,725,481 |
| Female Population | 39.9% | 50.8% | 50.5% |
| Male Population | 60.1% | 49.2% | 49.5% |
| Median Age | 35.4 | 39.5 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,079 | 27,359 | 309,327,143 |
| Population - 2000 | 1,015 | 26,500 | 285,036,114 |
| Population - 1990 | 892 | 25,325 | 251,960,433 |
| Pop. 2000 to Now | -5.9% | 12.6% | 15.6% |
| Pop. 1990 to Now | 7.1% | 17.8% | 30.8% |
| space4 | | | |
| Population Density | 506.8 | 7,592.9 | 93.4 |
| Land Area | 2.4 | 3.9 | 3,531,905.4 |
| Water Area | 0.0 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Machias, WA | Rahway, NJ | United States |
| Age 0 to 4 | 7.0% | 7.0% | 5.9% |
| Age 5 to 9 | 5.7% | 4.7% | 6.1% |
| Age 10 to 14 | 6.3% | 5.7% | 6.6% |
| Age 15 to 17 | 3.9% | 3.1% | 3.9% |
| Age 18 to 20 | 4.3% | 4.0% | 4.0% |
| Age 21 to 24 | 5.2% | 3.7% | 5.2% |
| Age 25 to 34 | 17.0% | 16.3% | 13.8% |
| Age 35 to 44 | 6.7% | 12.1% | 12.9% |
| Age 45 to 54 | 19.0% | 14.4% | 12.6% |
| Age 55 to 59 | 15.1% | 6.9% | 6.7% |
| Age 60 to 64 | 2.0% | 6.1% | 6.3% |
| Age 65 to 74 | 5.5% | 8.9% | 9.6% |
| Age 75 to 84 | 2.3% | 4.8% | 4.5% |
| Age 85 and over | 0.0% | 2.4% | 1.9% |
| space1 | | | |
| Race | | | |
| | Machias, WA | Rahway, NJ | United States |
| White | 89.8% | 34.3% | 59.4% |
| Black | 0.0% | 30.7% | 12.2% |
| Asian | 1.4% | 6.5% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 1.0% | 0.4% |
| Two or More Races | 2.9% | 3.6% | 3.2% |
| Hispanic | 6.0% | 23.9% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Machias, WA | Rahway, NJ | United States |
| Married Population | 56.4% | 43.9% | 49.8% |
| Currently Married | 50.6% | 42.0% | 48.0% |
| Married but Separated | 5.8% | 1.8% | 1.8% |
| Single Population | 43.6% | 56.1% | 50.2% |
| Never Married | 30.2% | 40.1% | 33.8% |
| Divorced | 12.4% | 10.5% | 10.8% |
| Widowed | 1.0% | 5.5% | 5.6% |
| space5 | | | |
| Household Size | 2.58 | 2.42 | 2.60 |
| Households | 481 | 12,158 | 124,010,992 |
| Family Households | 305 | 7,914 | 80,755,759 |
| Married couple, w/children | 41.6% | 27.6% | 30.5% |
| Married couple, no children | 46.2% | 33.1% | 42.9% |
| Non Family Households | 176 | 4,244 | 43,255,233 |
| Single householder, w/children | 6.6% | 18.1% | 15.8% |
| Single householder, no children | 5.6% | 21.2% | 10.8% |