| | West Carthage, NY | Antwerp, NY | United States |
| Population | 1,468 | 1,808 | 329,725,481 |
| Female Population | 49.9% | 48.0% | 50.5% |
| Male Population | 50.1% | 52.0% | 49.5% |
| Median Age | 33.6 | 39.9 | 38.4 |
| space3 | | | |
| Population - 2010 | 2,020 | 1,847 | 309,327,143 |
| Population - 2000 | 2,102 | 1,793 | 285,036,114 |
| Population - 1990 | 2,166 | 1,856 | 251,960,433 |
| Pop. 2000 to Now | -9.6% | -3.1% | 15.6% |
| Pop. 1990 to Now | -12.2% | -6.4% | 30.8% |
| space4 | | | |
| Population Density | 1,125.8 | 17.1 | 93.4 |
| Land Area | 1.3 | 106.1 | 3,531,905.4 |
| Water Area | 0.1 | 2.4 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | West Carthage, NY | Antwerp, NY | United States |
| Age 0 to 4 | 5.7% | 6.4% | 5.9% |
| Age 5 to 9 | 6.7% | 7.4% | 6.1% |
| Age 10 to 14 | 6.0% | 3.8% | 6.6% |
| Age 15 to 17 | 1.6% | 6.5% | 3.9% |
| Age 18 to 20 | 3.5% | 3.8% | 4.0% |
| Age 21 to 24 | 8.9% | 4.9% | 5.2% |
| Age 25 to 34 | 20.8% | 9.7% | 13.8% |
| Age 35 to 44 | 9.9% | 14.5% | 12.9% |
| Age 45 to 54 | 7.3% | 11.9% | 12.6% |
| Age 55 to 59 | 3.7% | 10.2% | 6.7% |
| Age 60 to 64 | 6.4% | 4.8% | 6.3% |
| Age 65 to 74 | 11.0% | 9.8% | 9.6% |
| Age 75 to 84 | 3.0% | 5.4% | 4.5% |
| Age 85 and over | 5.3% | 0.9% | 1.9% |
| space1 | | | |
| Race | | | |
| | West Carthage, NY | Antwerp, NY | United States |
| White | 72.2% | 93.6% | 59.4% |
| Black | 8.5% | 0.1% | 12.2% |
| Asian | 1.0% | 0.0% | 5.6% |
| Native American | 0.3% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 3.3% | 0.8% | 0.4% |
| Two or More Races | 7.0% | 2.0% | 3.2% |
| Hispanic | 7.7% | 3.4% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | West Carthage, NY | Antwerp, NY | United States |
| Married Population | 45.2% | 62.8% | 49.8% |
| Currently Married | 42.9% | 61.3% | 48.0% |
| Married but Separated | 2.3% | 1.5% | 1.8% |
| Single Population | 54.8% | 37.2% | 50.2% |
| Never Married | 31.2% | 24.0% | 33.8% |
| Divorced | 14.6% | 8.3% | 10.8% |
| Widowed | 9.0% | 4.9% | 5.6% |
| space5 | | | |
| Household Size | 1.91 | 2.59 | 2.60 |
| Households | 763 | 698 | 124,010,992 |
| Family Households | 333 | 529 | 80,755,759 |
| Married couple, w/children | 30.0% | 36.3% | 30.5% |
| Married couple, no children | 37.2% | 45.9% | 42.9% |
| Non Family Households | 430 | 169 | 43,255,233 |
| Single householder, w/children | 26.1% | 7.0% | 15.8% |
| Single householder, no children | 6.6% | 10.8% | 10.8% |