| | Church Hill, TN | Wallins Creek, KY | United States |
| Population | 6,973 | 450 | 329,725,481 |
| Female Population | 53.9% | 58.4% | 50.5% |
| Male Population | 46.1% | 41.6% | 49.5% |
| Median Age | 48.9 | 44.7 | 38.4 |
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| Population - 2010 | 6,740 | 96 | 309,327,143 |
| Population - 2000 | 5,916 | 257 | 285,036,114 |
| Population - 1990 | 4,834 | 261 | 251,960,433 |
| Pop. 2000 to Now | 12.3% | -6.6% | 15.6% |
| Pop. 1990 to Now | 37.4% | -8.1% | 30.8% |
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| Population Density | 739.1 | 849.1 | 93.4 |
| Land Area | 9.4 | 0.5 | 3,531,905.4 |
| Water Area | 0.4 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Church Hill, TN | Wallins Creek, KY | United States |
| Age 0 to 4 | 5.1% | 2.0% | 5.9% |
| Age 5 to 9 | 7.7% | 4.2% | 6.1% |
| Age 10 to 14 | 2.6% | 3.6% | 6.6% |
| Age 15 to 17 | 2.0% | 0.4% | 3.9% |
| Age 18 to 20 | 2.5% | 0.0% | 4.0% |
| Age 21 to 24 | 3.3% | 9.1% | 5.2% |
| Age 25 to 34 | 13.0% | 16.2% | 13.8% |
| Age 35 to 44 | 7.2% | 22.0% | 12.9% |
| Age 45 to 54 | 16.5% | 16.2% | 12.6% |
| Age 55 to 59 | 8.0% | 20.0% | 6.7% |
| Age 60 to 64 | 6.1% | 0.9% | 6.3% |
| Age 65 to 74 | 14.0% | 0.0% | 9.6% |
| Age 75 to 84 | 10.2% | 5.3% | 4.5% |
| Age 85 and over | 1.9% | 0.0% | 1.9% |
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| Race | | | |
| | Church Hill, TN | Wallins Creek, KY | United States |
| White | 95.3% | 92.0% | 59.4% |
| Black | 0.1% | 0.0% | 12.2% |
| Asian | 0.1% | 8.0% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 2.9% | 0.0% | 3.2% |
| Hispanic | 1.6% | 0.0% | 18.4% |
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| Marriage & Family | | | |
| | Church Hill, TN | Wallins Creek, KY | United States |
| Married Population | 61.7% | 81.0% | 49.8% |
| Currently Married | 61.4% | 81.0% | 48.0% |
| Married but Separated | 0.3% | 0.0% | 1.8% |
| Single Population | 38.3% | 19.0% | 50.2% |
| Never Married | 17.7% | 0.5% | 33.8% |
| Divorced | 8.8% | 16.3% | 10.8% |
| Widowed | 11.7% | 2.2% | 5.6% |
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| Household Size | 2.32 | 2.81 | 2.60 |
| Households | 2,963 | 160 | 124,010,992 |
| Family Households | 2,243 | 135 | 80,755,759 |
| Married couple, w/children | 16.9% | 6.7% | 30.5% |
| Married couple, no children | 63.0% | 71.9% | 42.9% |
| Non Family Households | 720 | 25 | 43,255,233 |
| Single householder, w/children | 8.3% | 10.4% | 15.8% |
| Single householder, no children | 11.7% | 11.1% | 10.8% |