| | West Babylon, NY | Voorhees township (Camden County), NJ | United States |
| Population | 43,397 | 30,864 | 329,725,481 |
| Female Population | 50.7% | 49.7% | 50.5% |
| Male Population | 49.3% | 50.3% | 49.5% |
| Median Age | 43.3 | 42.5 | 38.4 |
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| Population - 2010 | 44,552 | 29,282 | 309,327,143 |
| Population - 2000 | 43,452 | 28,126 | 285,036,114 |
| Population - 1990 | 42,410 | 24,559 | 251,960,433 |
| Pop. 2000 to Now | -1.8% | 3.5% | 15.6% |
| Pop. 1990 to Now | 0.6% | 18.5% | 30.8% |
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| Population Density | 5,578.7 | 2,685.2 | 93.4 |
| Land Area | 7.8 | 11.5 | 3,531,905.4 |
| Water Area | 0.3 | 0.1 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | West Babylon, NY | Voorhees township (Camden County), NJ | United States |
| Age 0 to 4 | 4.4% | 3.8% | 5.9% |
| Age 5 to 9 | 4.7% | 7.1% | 6.1% |
| Age 10 to 14 | 5.5% | 6.8% | 6.6% |
| Age 15 to 17 | 3.8% | 3.7% | 3.9% |
| Age 18 to 20 | 3.8% | 2.4% | 4.0% |
| Age 21 to 24 | 5.0% | 5.2% | 5.2% |
| Age 25 to 34 | 13.7% | 10.7% | 13.8% |
| Age 35 to 44 | 10.9% | 14.3% | 12.9% |
| Age 45 to 54 | 14.0% | 12.9% | 12.6% |
| Age 55 to 59 | 9.8% | 6.8% | 6.7% |
| Age 60 to 64 | 7.1% | 6.9% | 6.3% |
| Age 65 to 74 | 9.0% | 10.6% | 9.6% |
| Age 75 to 84 | 5.3% | 5.3% | 4.5% |
| Age 85 and over | 3.0% | 3.6% | 1.9% |
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| Race | | | |
| | West Babylon, NY | Voorhees township (Camden County), NJ | United States |
| White | 68.4% | 60.7% | 59.4% |
| Black | 11.6% | 7.7% | 12.2% |
| Asian | 2.3% | 21.0% | 5.6% |
| Native American | 0.2% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.6% | 1.4% | 0.4% |
| Two or More Races | 1.6% | 2.7% | 3.2% |
| Hispanic | 15.3% | 6.2% | 18.4% |
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| Marriage & Family | | | |
| | West Babylon, NY | Voorhees township (Camden County), NJ | United States |
| Married Population | 47.3% | 57.1% | 49.8% |
| Currently Married | 45.3% | 55.9% | 48.0% |
| Married but Separated | 2.0% | 1.1% | 1.8% |
| Single Population | 52.7% | 42.9% | 50.2% |
| Never Married | 35.8% | 29.1% | 33.8% |
| Divorced | 9.9% | 7.8% | 10.8% |
| Widowed | 7.1% | 6.0% | 5.6% |
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| Household Size | 3.09 | 2.56 | 2.60 |
| Households | 13,846 | 11,683 | 124,010,992 |
| Family Households | 10,009 | 7,954 | 80,755,759 |
| Married couple, w/children | 29.6% | 37.5% | 30.5% |
| Married couple, no children | 43.9% | 47.6% | 42.9% |
| Non Family Households | 3,837 | 3,729 | 43,255,233 |
| Single householder, w/children | 10.4% | 7.7% | 15.8% |
| Single householder, no children | 16.1% | 7.2% | 10.8% |