| | Liberty, TN | Brevard, NC | United States |
| Population | 385 | 7,712 | 329,725,481 |
| Female Population | 43.1% | 55.0% | 50.5% |
| Male Population | 56.9% | 45.0% | 49.5% |
| Median Age | 42.3 | 47.2 | 38.4 |
| space3 | | | |
| Population - 2010 | 318 | 7,671 | 309,327,143 |
| Population - 2000 | 367 | 6,789 | 285,036,114 |
| Population - 1990 | 391 | 5,388 | 251,960,433 |
| Pop. 2000 to Now | -10.1% | 16.4% | 15.6% |
| Pop. 1990 to Now | -15.6% | 46.6% | 30.8% |
| space4 | | | |
| Population Density | 333.3 | 1,445.6 | 93.4 |
| Land Area | 1.2 | 5.3 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Liberty, TN | Brevard, NC | United States |
| Age 0 to 4 | 7.3% | 4.3% | 5.9% |
| Age 5 to 9 | 4.7% | 4.3% | 6.1% |
| Age 10 to 14 | 3.1% | 2.2% | 6.6% |
| Age 15 to 17 | 2.1% | 4.1% | 3.9% |
| Age 18 to 20 | 7.5% | 6.3% | 4.0% |
| Age 21 to 24 | 5.5% | 6.4% | 5.2% |
| Age 25 to 34 | 11.9% | 12.7% | 13.8% |
| Age 35 to 44 | 14.3% | 6.9% | 12.9% |
| Age 45 to 54 | 10.4% | 9.2% | 12.6% |
| Age 55 to 59 | 4.4% | 4.9% | 6.7% |
| Age 60 to 64 | 3.9% | 8.4% | 6.3% |
| Age 65 to 74 | 16.4% | 15.0% | 9.6% |
| Age 75 to 84 | 5.5% | 9.7% | 4.5% |
| Age 85 and over | 3.1% | 5.6% | 1.9% |
| space1 | | | |
| Race | | | |
| | Liberty, TN | Brevard, NC | United States |
| White | 90.9% | 81.2% | 59.4% |
| Black | 0.5% | 12.5% | 12.2% |
| Asian | 0.0% | 0.0% | 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 | 7.3% | 3.6% | 3.2% |
| Hispanic | 1.3% | 2.2% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Liberty, TN | Brevard, NC | United States |
| Married Population | 59.9% | 47.0% | 49.8% |
| Currently Married | 56.3% | 44.4% | 48.0% |
| Married but Separated | 3.7% | 2.5% | 1.8% |
| Single Population | 40.1% | 53.0% | 50.2% |
| Never Married | 16.8% | 33.9% | 33.8% |
| Divorced | 14.7% | 8.1% | 10.8% |
| Widowed | 8.6% | 11.0% | 5.6% |
| space5 | | | |
| Household Size | 2.31 | 2.01 | 2.60 |
| Households | 167 | 3,396 | 124,010,992 |
| Family Households | 108 | 1,978 | 80,755,759 |
| Married couple, w/children | 32.4% | 14.3% | 30.5% |
| Married couple, no children | 53.7% | 55.6% | 42.9% |
| Non Family Households | 59 | 1,418 | 43,255,233 |
| Single householder, w/children | 10.2% | 20.7% | 15.8% |
| Single householder, no children | 3.7% | 9.5% | 10.8% |