| | Georgetown, DE | Greenville, SC | United States |
| Population | 7,079 | 69,725 | 329,725,481 |
| Female Population | 48.0% | 52.3% | 50.5% |
| Male Population | 52.0% | 47.7% | 49.5% |
| Median Age | 35.8 | 34.5 | 38.4 |
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| Population - 2010 | 6,458 | 59,461 | 309,327,143 |
| Population - 2000 | 4,643 | 56,002 | 285,036,114 |
| Population - 1990 | 3,732 | 58,282 | 251,960,433 |
| Pop. 2000 to Now | 67.9% | 29.0% | 15.6% |
| Pop. 1990 to Now | 108.9% | 23.9% | 30.8% |
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| Population Density | 1,377.0 | 2,388.3 | 93.4 |
| Land Area | 5.1 | 29.2 | 3,531,905.4 |
| Water Area | 0.0 | 0.1 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Georgetown, DE | Greenville, SC | United States |
| Age 0 to 4 | 9.6% | 5.2% | 5.9% |
| Age 5 to 9 | 5.8% | 5.1% | 6.1% |
| Age 10 to 14 | 9.5% | 4.1% | 6.6% |
| Age 15 to 17 | 3.0% | 2.8% | 3.9% |
| Age 18 to 20 | 4.0% | 4.7% | 4.0% |
| Age 21 to 24 | 3.8% | 7.9% | 5.2% |
| Age 25 to 34 | 12.2% | 20.8% | 13.8% |
| Age 35 to 44 | 15.1% | 12.2% | 12.9% |
| Age 45 to 54 | 10.4% | 11.4% | 12.6% |
| Age 55 to 59 | 6.3% | 5.8% | 6.7% |
| Age 60 to 64 | 3.7% | 5.5% | 6.3% |
| Age 65 to 74 | 9.8% | 8.5% | 9.6% |
| Age 75 to 84 | 5.2% | 4.2% | 4.5% |
| Age 85 and over | 1.7% | 1.7% | 1.9% |
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| Race | | | |
| | Georgetown, DE | Greenville, SC | United States |
| White | 37.0% | 65.6% | 59.4% |
| Black | 15.5% | 23.1% | 12.2% |
| Asian | 5.3% | 2.0% | 5.6% |
| Native American | 0.0% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.4% | 0.2% |
| Other | 0.6% | 0.7% | 0.4% |
| Two or More Races | 2.2% | 2.5% | 3.2% |
| Hispanic | 39.3% | 5.7% | 18.4% |
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| Marriage & Family | | | |
| | Georgetown, DE | Greenville, SC | United States |
| Married Population | 50.3% | 40.3% | 49.8% |
| Currently Married | 42.4% | 38.4% | 48.0% |
| Married but Separated | 7.9% | 2.0% | 1.8% |
| Single Population | 49.7% | 59.7% | 50.2% |
| Never Married | 32.5% | 42.3% | 33.8% |
| Divorced | 8.5% | 12.1% | 10.8% |
| Widowed | 8.7% | 5.2% | 5.6% |
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| Household Size | 2.66 | 1.98 | 2.60 |
| Households | 2,589 | 33,089 | 124,010,992 |
| Family Households | 1,566 | 15,513 | 80,755,759 |
| Married couple, w/children | 48.1% | 25.4% | 30.5% |
| Married couple, no children | 21.1% | 44.5% | 42.9% |
| Non Family Households | 1,023 | 17,576 | 43,255,233 |
| Single householder, w/children | 19.4% | 17.5% | 15.8% |
| Single householder, no children | 11.3% | 12.6% | 10.8% |