| | New Tazewell, TN | Athens, AL | United States |
| Population | 2,767 | 25,213 | 329,725,481 |
| Female Population | 52.0% | 50.8% | 50.5% |
| Male Population | 48.0% | 49.2% | 49.5% |
| Median Age | 46.3 | 41.9 | 38.4 |
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| Population - 2010 | 2,818 | 21,993 | 309,327,143 |
| Population - 2000 | 2,871 | 18,967 | 285,036,114 |
| Population - 1990 | 1,864 | 16,901 | 251,960,433 |
| Pop. 2000 to Now | -5.8% | 51.0% | 15.6% |
| Pop. 1990 to Now | 45.1% | 69.5% | 30.8% |
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| Population Density | 546.1 | 632.5 | 93.4 |
| Land Area | 5.1 | 39.9 | 3,531,905.4 |
| Water Area | 0.0 | 0.3 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | New Tazewell, TN | Athens, AL | United States |
| Age 0 to 4 | 3.8% | 5.7% | 5.9% |
| Age 5 to 9 | 5.3% | 5.6% | 6.1% |
| Age 10 to 14 | 5.1% | 4.8% | 6.6% |
| Age 15 to 17 | 2.6% | 3.8% | 3.9% |
| Age 18 to 20 | 3.0% | 3.4% | 4.0% |
| Age 21 to 24 | 4.0% | 3.7% | 5.2% |
| Age 25 to 34 | 15.2% | 15.2% | 13.8% |
| Age 35 to 44 | 8.6% | 11.6% | 12.9% |
| Age 45 to 54 | 14.4% | 12.0% | 12.6% |
| Age 55 to 59 | 6.3% | 8.7% | 6.7% |
| Age 60 to 64 | 7.0% | 7.0% | 6.3% |
| Age 65 to 74 | 10.9% | 10.6% | 9.6% |
| Age 75 to 84 | 10.8% | 6.1% | 4.5% |
| Age 85 and over | 2.9% | 1.8% | 1.9% |
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| Race | | | |
| | New Tazewell, TN | Athens, AL | United States |
| White | 96.7% | 70.8% | 59.4% |
| Black | 1.8% | 15.1% | 12.2% |
| Asian | 0.4% | 1.8% | 5.6% |
| Native American | 0.2% | 0.5% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 0.9% | 2.6% | 3.2% |
| Hispanic | 0.0% | 9.2% | 18.4% |
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| Marriage & Family | | | |
| | New Tazewell, TN | Athens, AL | United States |
| Married Population | 50.9% | 54.8% | 49.8% |
| Currently Married | 48.4% | 53.5% | 48.0% |
| Married but Separated | 2.4% | 1.2% | 1.8% |
| Single Population | 49.1% | 45.2% | 50.2% |
| Never Married | 20.8% | 26.4% | 33.8% |
| Divorced | 20.2% | 11.2% | 10.8% |
| Widowed | 8.1% | 7.6% | 5.6% |
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| Household Size | 1.98 | 2.41 | 2.60 |
| Households | 1,332 | 10,211 | 124,010,992 |
| Family Households | 723 | 6,882 | 80,755,759 |
| Married couple, w/children | 41.1% | 26.7% | 30.5% |
| Married couple, no children | 35.5% | 48.3% | 42.9% |
| Non Family Households | 609 | 3,329 | 43,255,233 |
| Single householder, w/children | 20.3% | 15.0% | 15.8% |
| Single householder, no children | 3.0% | 10.0% | 10.8% |