| | Blackwood, NJ | Daphne, AL | United States |
| Population | 4,477 | 27,088 | 329,725,481 |
| Female Population | 51.5% | 52.4% | 50.5% |
| Male Population | 48.5% | 47.6% | 49.5% |
| Median Age | 39 | 37.8 | 38.4 |
| space3 | | | |
| Population - 2010 | 5,026 | 21,851 | 309,327,143 |
| Population - 2000 | 4,692 | 16,581 | 285,036,114 |
| Population - 1990 | 5,120 | 11,290 | 251,960,433 |
| Pop. 2000 to Now | 1.9% | 67.2% | 15.6% |
| Pop. 1990 to Now | -6.6% | 145.5% | 30.8% |
| space4 | | | |
| Population Density | 3,669.7 | 1,577.2 | 93.4 |
| Land Area | 1.2 | 17.2 | 3,531,905.4 |
| Water Area | 0.0 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Blackwood, NJ | Daphne, AL | United States |
| Age 0 to 4 | 5.6% | 9.0% | 5.9% |
| Age 5 to 9 | 6.5% | 6.8% | 6.1% |
| Age 10 to 14 | 5.3% | 6.5% | 6.6% |
| Age 15 to 17 | 4.5% | 3.5% | 3.9% |
| Age 18 to 20 | 2.3% | 2.7% | 4.0% |
| Age 21 to 24 | 3.8% | 3.9% | 5.2% |
| Age 25 to 34 | 16.1% | 13.3% | 13.8% |
| Age 35 to 44 | 10.3% | 13.1% | 12.9% |
| Age 45 to 54 | 13.4% | 11.1% | 12.6% |
| Age 55 to 59 | 9.2% | 5.7% | 6.7% |
| Age 60 to 64 | 6.7% | 6.8% | 6.3% |
| Age 65 to 74 | 10.1% | 10.8% | 9.6% |
| Age 75 to 84 | 4.6% | 5.3% | 4.5% |
| Age 85 and over | 1.5% | 1.6% | 1.9% |
| space1 | | | |
| Race | | | |
| | Blackwood, NJ | Daphne, AL | United States |
| White | 79.7% | 75.8% | 59.4% |
| Black | 4.8% | 14.9% | 12.2% |
| Asian | 1.9% | 3.2% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.4% | 0.4% |
| Two or More Races | 1.5% | 2.8% | 3.2% |
| Hispanic | 12.0% | 2.9% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Blackwood, NJ | Daphne, AL | United States |
| Married Population | 53.8% | 57.5% | 49.8% |
| Currently Married | 51.5% | 55.2% | 48.0% |
| Married but Separated | 2.2% | 2.2% | 1.8% |
| Single Population | 46.2% | 42.5% | 50.2% |
| Never Married | 30.3% | 24.5% | 33.8% |
| Divorced | 10.2% | 13.6% | 10.8% |
| Widowed | 5.7% | 4.4% | 5.6% |
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| Household Size | 2.75 | 2.58 | 2.60 |
| Households | 1,628 | 10,417 | 124,010,992 |
| Family Households | 1,152 | 6,870 | 80,755,759 |
| Married couple, w/children | 29.7% | 34.3% | 30.5% |
| Married couple, no children | 44.4% | 48.2% | 42.9% |
| Non Family Households | 476 | 3,547 | 43,255,233 |
| Single householder, w/children | 14.1% | 12.4% | 15.8% |
| Single householder, no children | 11.7% | 5.1% | 10.8% |