| | Dalzell, SC | Beachwood, NJ | United States |
| Population | 3,319 | 10,863 | 329,725,481 |
| Female Population | 49.2% | 51.5% | 50.5% |
| Male Population | 50.8% | 48.6% | 49.5% |
| Median Age | 28.4 | 41.3 | 38.4 |
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| Population - 2010 | 3,226 | 11,052 | 309,327,143 |
| Population - 2000 | 2,260 | 10,375 | 285,036,114 |
| Population - 1990 | 1,393 | 9,324 | 251,960,433 |
| Pop. 2000 to Now | 49.7% | 10.2% | 15.6% |
| Pop. 1990 to Now | 142.9% | 22.6% | 30.8% |
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| Population Density | 563.9 | 3,931.6 | 93.4 |
| Land Area | 5.9 | 2.8 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Dalzell, SC | Beachwood, NJ | United States |
| Age 0 to 4 | 11.2% | 5.3% | 5.9% |
| Age 5 to 9 | 4.4% | 6.1% | 6.1% |
| Age 10 to 14 | 8.5% | 4.8% | 6.6% |
| Age 15 to 17 | 2.4% | 4.4% | 3.9% |
| Age 18 to 20 | 0.0% | 4.3% | 4.0% |
| Age 21 to 24 | 10.8% | 5.7% | 5.2% |
| Age 25 to 34 | 26.7% | 10.6% | 13.8% |
| Age 35 to 44 | 10.4% | 13.0% | 12.9% |
| Age 45 to 54 | 5.7% | 13.3% | 12.6% |
| Age 55 to 59 | 2.7% | 8.0% | 6.7% |
| Age 60 to 64 | 7.5% | 6.7% | 6.3% |
| Age 65 to 74 | 7.1% | 12.3% | 9.6% |
| Age 75 to 84 | 1.8% | 3.8% | 4.5% |
| Age 85 and over | 0.9% | 1.6% | 1.9% |
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| Race | | | |
| | Dalzell, SC | Beachwood, NJ | United States |
| White | 56.7% | 81.7% | 59.4% |
| Black | 34.6% | 4.0% | 12.2% |
| Asian | 0.8% | 0.5% | 5.6% |
| Native American | 0.0% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 4.6% | 2.2% | 3.2% |
| Hispanic | 3.3% | 11.6% | 18.4% |
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| Marriage & Family | | | |
| | Dalzell, SC | Beachwood, NJ | United States |
| Married Population | 51.0% | 52.8% | 49.8% |
| Currently Married | 49.4% | 51.9% | 48.0% |
| Married but Separated | 1.5% | 0.9% | 1.8% |
| Single Population | 49.0% | 47.2% | 50.2% |
| Never Married | 37.8% | 32.2% | 33.8% |
| Divorced | 6.6% | 9.3% | 10.8% |
| Widowed | 4.7% | 5.7% | 5.6% |
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| Household Size | 2.69 | 2.77 | 2.60 |
| Households | 1,236 | 3,916 | 124,010,992 |
| Family Households | 766 | 2,990 | 80,755,759 |
| Married couple, w/children | 39.4% | 31.3% | 30.5% |
| Married couple, no children | 27.4% | 44.1% | 42.9% |
| Non Family Households | 470 | 926 | 43,255,233 |
| Single householder, w/children | 26.4% | 9.9% | 15.8% |
| Single householder, no children | 6.8% | 14.6% | 10.8% |