| | Elizabethton, TN | Beech Mountain, NC | United States |
| Population | 14,112 | 796 | 329,725,481 |
| Female Population | 53.1% | 49.5% | 50.5% |
| Male Population | 46.9% | 50.5% | 49.5% |
| Median Age | 39.6 | 60.6 | 38.4 |
| space3 | | | |
| Population - 2010 | 14,238 | 316 | 309,327,143 |
| Population - 2000 | 13,372 | 310 | 285,036,114 |
| Population - 1990 | 11,931 | 559 | 251,960,433 |
| Pop. 2000 to Now | 0.8% | 3.2% | 15.6% |
| Pop. 1990 to Now | 13.0% | -42.8% | 30.8% |
| space4 | | | |
| Population Density | 1,477.1 | 122.8 | 93.4 |
| Land Area | 9.6 | 6.5 | 3,531,905.4 |
| Water Area | 0.1 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Elizabethton, TN | Beech Mountain, NC | United States |
| Age 0 to 4 | 5.8% | 1.5% | 5.9% |
| Age 5 to 9 | 5.3% | 3.3% | 6.1% |
| Age 10 to 14 | 6.1% | 4.5% | 6.6% |
| Age 15 to 17 | 3.4% | 3.0% | 3.9% |
| Age 18 to 20 | 4.9% | 0.0% | 4.0% |
| Age 21 to 24 | 4.4% | 1.4% | 5.2% |
| Age 25 to 34 | 15.8% | 6.0% | 13.8% |
| Age 35 to 44 | 10.3% | 11.1% | 12.9% |
| Age 45 to 54 | 12.7% | 9.4% | 12.6% |
| Age 55 to 59 | 6.1% | 8.8% | 6.7% |
| Age 60 to 64 | 4.4% | 10.9% | 6.3% |
| Age 65 to 74 | 10.0% | 25.4% | 9.6% |
| Age 75 to 84 | 7.7% | 11.8% | 4.5% |
| Age 85 and over | 3.2% | 2.9% | 1.9% |
| space1 | | | |
| Race | | | |
| | Elizabethton, TN | Beech Mountain, NC | United States |
| White | 89.4% | 91.7% | 59.4% |
| Black | 4.1% | 0.8% | 12.2% |
| Asian | 0.6% | 1.4% | 5.6% |
| Native American | 0.1% | 0.5% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 1.1% | 0.4% |
| Two or More Races | 2.1% | 1.4% | 3.2% |
| Hispanic | 3.7% | 3.1% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Elizabethton, TN | Beech Mountain, NC | United States |
| Married Population | 45.5% | 68.0% | 49.8% |
| Currently Married | 42.5% | 67.2% | 48.0% |
| Married but Separated | 3.0% | 0.8% | 1.8% |
| Single Population | 54.5% | 32.0% | 50.2% |
| Never Married | 31.2% | 13.7% | 33.8% |
| Divorced | 14.3% | 13.2% | 10.8% |
| Widowed | 9.0% | 5.1% | 5.6% |
| space5 | | | |
| Household Size | 2.31 | 2.18 | 2.60 |
| Households | 5,500 | 365 | 124,010,992 |
| Family Households | 3,304 | 259 | 80,755,759 |
| Married couple, w/children | 26.9% | 15.1% | 30.5% |
| Married couple, no children | 43.3% | 76.4% | 42.9% |
| Non Family Households | 2,196 | 106 | 43,255,233 |
| Single householder, w/children | 21.2% | 7.7% | 15.8% |
| Single householder, no children | 8.6% | 0.8% | 10.8% |