| | Ferrum, VA | Hartford, CT | United States |
| Population | 1,832 | 121,562 | 329,725,481 |
| Female Population | 46.5% | 52.1% | 50.5% |
| Male Population | 53.6% | 47.9% | 49.5% |
| Median Age | 21.6 | 33 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,632 | 125,349 | 309,327,143 |
| Population - 2000 | 1,313 | 121,578 | 285,036,114 |
| Population - 1990 | 1,514 | 139,739 | 251,960,433 |
| Pop. 2000 to Now | 70.0% | 0.0% | 15.6% |
| Pop. 1990 to Now | 47.4% | -13.0% | 30.8% |
| space4 | | | |
| Population Density | 200.2 | 6,994.8 | 93.4 |
| Land Area | 9.1 | 17.4 | 3,531,905.4 |
| Water Area | 0.0 | 0.7 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Ferrum, VA | Hartford, CT | United States |
| Age 0 to 4 | 1.8% | 5.7% | 5.9% |
| Age 5 to 9 | 3.2% | 6.7% | 6.1% |
| Age 10 to 14 | 0.4% | 7.0% | 6.6% |
| Age 15 to 17 | 1.7% | 4.0% | 3.9% |
| Age 18 to 20 | 37.5% | 7.4% | 4.0% |
| Age 21 to 24 | 24.5% | 6.6% | 5.2% |
| Age 25 to 34 | 3.3% | 15.7% | 13.8% |
| Age 35 to 44 | 0.5% | 13.2% | 12.9% |
| Age 45 to 54 | 4.1% | 11.9% | 12.6% |
| Age 55 to 59 | 5.1% | 5.3% | 6.7% |
| Age 60 to 64 | 8.7% | 5.1% | 6.3% |
| Age 65 to 74 | 4.1% | 7.2% | 9.6% |
| Age 75 to 84 | 1.7% | 2.9% | 4.5% |
| Age 85 and over | 3.3% | 1.4% | 1.9% |
| space1 | | | |
| Race | | | |
| | Ferrum, VA | Hartford, CT | United States |
| White | 65.7% | 14.7% | 59.4% |
| Black | 30.2% | 34.1% | 12.2% |
| Asian | 0.0% | 2.6% | 5.6% |
| Native American | 0.0% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.1% | 0.0% | 0.2% |
| Other | 0.0% | 0.6% | 0.4% |
| Two or More Races | 1.2% | 2.5% | 3.2% |
| Hispanic | 2.7% | 45.5% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Ferrum, VA | Hartford, CT | United States |
| Married Population | 22.5% | 27.4% | 49.8% |
| Currently Married | 22.5% | 24.9% | 48.0% |
| Married but Separated | 0.0% | 2.5% | 1.8% |
| Single Population | 77.5% | 72.6% | 50.2% |
| Never Married | 69.4% | 56.8% | 33.8% |
| Divorced | 0.8% | 11.4% | 10.8% |
| Widowed | 7.3% | 4.4% | 5.6% |
| space5 | | | |
| Household Size | 1.86 | 2.43 | 2.60 |
| Households | 430 | 46,879 | 124,010,992 |
| Family Households | 209 | 26,099 | 80,755,759 |
| Married couple, w/children | 42.1% | 20.1% | 30.5% |
| Married couple, no children | 47.4% | 19.3% | 42.9% |
| Non Family Households | 221 | 20,780 | 43,255,233 |
| Single householder, w/children | 4.3% | 37.6% | 15.8% |
| Single householder, no children | 6.2% | 23.1% | 10.8% |