| | Tellico Plains, TN | Rogersville, TN | United States |
| Population | 1,213 | 4,620 | 329,725,481 |
| Female Population | 50.0% | 52.1% | 50.5% |
| Male Population | 50.0% | 47.9% | 49.5% |
| Median Age | 30.1 | 38.4 | 38.4 |
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| Population - 2010 | 855 | 4,451 | 309,327,143 |
| Population - 2000 | 859 | 4,240 | 285,036,114 |
| Population - 1990 | 657 | 4,149 | 251,960,433 |
| Pop. 2000 to Now | 5.8% | 2.9% | 15.6% |
| Pop. 1990 to Now | 38.4% | 5.2% | 30.8% |
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| Population Density | 621.4 | 1,229.1 | 93.4 |
| Land Area | 2.0 | 3.8 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Tellico Plains, TN | Rogersville, TN | United States |
| Age 0 to 4 | 8.6% | 7.3% | 5.9% |
| Age 5 to 9 | 15.4% | 5.2% | 6.1% |
| Age 10 to 14 | 6.5% | 8.2% | 6.6% |
| Age 15 to 17 | 5.2% | 2.1% | 3.9% |
| Age 18 to 20 | 4.9% | 2.7% | 4.0% |
| Age 21 to 24 | 1.7% | 8.1% | 5.2% |
| Age 25 to 34 | 11.7% | 11.8% | 13.8% |
| Age 35 to 44 | 10.7% | 17.6% | 12.9% |
| Age 45 to 54 | 10.4% | 9.2% | 12.6% |
| Age 55 to 59 | 5.1% | 6.5% | 6.7% |
| Age 60 to 64 | 4.2% | 1.2% | 6.3% |
| Age 65 to 74 | 7.0% | 9.8% | 9.6% |
| Age 75 to 84 | 7.9% | 6.0% | 4.5% |
| Age 85 and over | 0.6% | 4.4% | 1.9% |
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| Race | | | |
| | Tellico Plains, TN | Rogersville, TN | United States |
| White | 94.4% | 91.9% | 59.4% |
| Black | 0.0% | 4.2% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 0.4% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 3.0% | 1.7% | 3.2% |
| Hispanic | 2.2% | 2.2% | 18.4% |
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| Marriage & Family | | | |
| | Tellico Plains, TN | Rogersville, TN | United States |
| Married Population | 41.6% | 39.2% | 49.8% |
| Currently Married | 38.0% | 36.2% | 48.0% |
| Married but Separated | 3.7% | 3.0% | 1.8% |
| Single Population | 58.4% | 60.8% | 50.2% |
| Never Married | 26.7% | 30.2% | 33.8% |
| Divorced | 20.8% | 18.6% | 10.8% |
| Widowed | 10.9% | 12.1% | 5.6% |
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| Household Size | 2.72 | 2.55 | 2.60 |
| Households | 446 | 1,651 | 124,010,992 |
| Family Households | 326 | 1,049 | 80,755,759 |
| Married couple, w/children | 16.6% | 25.0% | 30.5% |
| Married couple, no children | 24.2% | 26.3% | 42.9% |
| Non Family Households | 120 | 602 | 43,255,233 |
| Single householder, w/children | 40.2% | 32.8% | 15.8% |
| Single householder, no children | 19.0% | 15.9% | 10.8% |