| | Delanco, NJ | Queens, NY | United States |
| Population | 4,741 | 2,393,104 | 329,725,481 |
| Female Population | 57.0% | 51.2% | 50.5% |
| Male Population | 43.1% | 48.8% | 49.5% |
| Median Age | 51.7 | 39.6 | 38.4 |
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| Population - 2010 | 4,281 | 2,234,574 | 309,327,143 |
| Population - 2000 | 3,237 | 2,229,379 | 285,036,114 |
| Population - 1990 | 3,316 | 1,951,598 | 251,960,433 |
| Pop. 2000 to Now | 36.7% | -0.2% | 15.6% |
| Pop. 1990 to Now | 33.5% | 14.1% | 30.8% |
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| Population Density | 2,012.3 | 22,049.8 | 93.4 |
| Land Area | 2.4 | 108.5 | 3,531,905.4 |
| Water Area | 1.0 | 69.7 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Delanco, NJ | Queens, NY | United States |
| Age 0 to 4 | 4.0% | 6.0% | 5.9% |
| Age 5 to 9 | 2.9% | 5.2% | 6.1% |
| Age 10 to 14 | 7.8% | 5.8% | 6.6% |
| Age 15 to 17 | 3.6% | 3.2% | 3.9% |
| Age 18 to 20 | 1.8% | 3.0% | 4.0% |
| Age 21 to 24 | 3.0% | 4.4% | 5.2% |
| Age 25 to 34 | 7.0% | 15.6% | 13.8% |
| Age 35 to 44 | 11.6% | 13.8% | 12.9% |
| Age 45 to 54 | 13.7% | 13.5% | 12.6% |
| Age 55 to 59 | 8.8% | 7.1% | 6.7% |
| Age 60 to 64 | 8.4% | 6.3% | 6.3% |
| Age 65 to 74 | 12.2% | 9.3% | 9.6% |
| Age 75 to 84 | 13.1% | 4.6% | 4.5% |
| Age 85 and over | 2.1% | 2.1% | 1.9% |
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| Race | | | |
| | Delanco, NJ | Queens, NY | United States |
| White | 66.9% | 24.6% | 59.4% |
| Black | 20.3% | 16.8% | 12.2% |
| Asian | 2.4% | 25.6% | 5.6% |
| Native American | 0.0% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 2.0% | 0.4% |
| Two or More Races | 2.9% | 2.8% | 3.2% |
| Hispanic | 7.5% | 27.9% | 18.4% |
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| Marriage & Family | | | |
| | Delanco, NJ | Queens, NY | United States |
| Married Population | 51.3% | 48.4% | 49.8% |
| Currently Married | 50.3% | 45.9% | 48.0% |
| Married but Separated | 1.0% | 2.5% | 1.8% |
| Single Population | 48.7% | 51.6% | 50.2% |
| Never Married | 25.2% | 38.1% | 33.8% |
| Divorced | 16.0% | 7.6% | 10.8% |
| Widowed | 7.5% | 5.9% | 5.6% |
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| Household Size | 2.15 | 2.93 | 2.60 |
| Households | 2,203 | 807,468 | 124,010,992 |
| Family Households | 1,429 | 544,087 | 80,755,759 |
| Married couple, w/children | 19.7% | 29.0% | 30.5% |
| Married couple, no children | 50.0% | 38.7% | 42.9% |
| Non Family Households | 774 | 263,381 | 43,255,233 |
| Single householder, w/children | 17.8% | 13.8% | 15.8% |
| Single householder, no children | 12.5% | 18.6% | 10.8% |