| | Inez, KY | Edgefield, SC | United States |
| Population | 777 | 4,434 | 329,725,481 |
| Female Population | 52.6% | 33.6% | 50.5% |
| Male Population | 47.4% | 66.4% | 49.5% |
| Median Age | 50.2 | 40.9 | 38.4 |
| space3 | | | |
| Population - 2010 | 715 | 4,768 | 309,327,143 |
| Population - 2000 | 466 | 4,449 | 285,036,114 |
| Population - 1990 | 511 | 2,563 | 251,960,433 |
| Pop. 2000 to Now | 31.8% | 8.5% | 15.6% |
| Pop. 1990 to Now | 20.2% | 88.3% | 30.8% |
| space4 | | | |
| Population Density | 451.0 | 1,056.5 | 93.4 |
| Land Area | 1.7 | 4.2 | 3,531,905.4 |
| Water Area | 0.0 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Inez, KY | Edgefield, SC | United States |
| Age 0 to 4 | 3.2% | 1.6% | 5.9% |
| Age 5 to 9 | 4.4% | 4.1% | 6.1% |
| Age 10 to 14 | 2.8% | 1.8% | 6.6% |
| Age 15 to 17 | 5.8% | 2.8% | 3.9% |
| Age 18 to 20 | 0.3% | 7.0% | 4.0% |
| Age 21 to 24 | 2.2% | 3.8% | 5.2% |
| Age 25 to 34 | 18.3% | 14.0% | 13.8% |
| Age 35 to 44 | 7.3% | 22.6% | 12.9% |
| Age 45 to 54 | 13.8% | 16.4% | 12.6% |
| Age 55 to 59 | 6.6% | 6.2% | 6.7% |
| Age 60 to 64 | 10.3% | 5.4% | 6.3% |
| Age 65 to 74 | 12.5% | 9.8% | 9.6% |
| Age 75 to 84 | 8.9% | 3.2% | 4.5% |
| Age 85 and over | 3.7% | 1.4% | 1.9% |
| space1 | | | |
| Race | | | |
| | Inez, KY | Edgefield, SC | United States |
| White | 98.1% | 33.7% | 59.4% |
| Black | 0.0% | 54.3% | 12.2% |
| Asian | 0.0% | 0.2% | 5.6% |
| Native American | 0.0% | 0.5% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 1.9% | 1.6% | 3.2% |
| Hispanic | 0.0% | 9.6% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Inez, KY | Edgefield, SC | United States |
| Married Population | 44.3% | 25.7% | 49.8% |
| Currently Married | 42.1% | 22.7% | 48.0% |
| Married but Separated | 2.2% | 3.0% | 1.8% |
| Single Population | 55.7% | 74.3% | 50.2% |
| Never Married | 27.4% | 52.9% | 33.8% |
| Divorced | 17.4% | 15.8% | 10.8% |
| Widowed | 10.9% | 5.6% | 5.6% |
| space5 | | | |
| Household Size | 2.71 | 2.27 | 2.60 |
| Households | 240 | 1,170 | 124,010,992 |
| Family Households | 139 | 730 | 80,755,759 |
| Married couple, w/children | 28.1% | 14.2% | 30.5% |
| Married couple, no children | 56.1% | 35.1% | 42.9% |
| Non Family Households | 101 | 440 | 43,255,233 |
| Single householder, w/children | 9.4% | 30.1% | 15.8% |
| Single householder, no children | 6.5% | 20.5% | 10.8% |