| | Henderson, TN | Murray, KY | United States |
| Population | 6,232 | 17,241 | 329,725,481 |
| Female Population | 51.7% | 50.1% | 50.5% |
| Male Population | 48.3% | 49.9% | 49.5% |
| Median Age | 26.9 | 25.6 | 38.4 |
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| Population - 2010 | 6,320 | 17,835 | 309,327,143 |
| Population - 2000 | 5,670 | 14,950 | 285,036,114 |
| Population - 1990 | 4,760 | 14,439 | 251,960,433 |
| Pop. 2000 to Now | 13.2% | 30.0% | 15.6% |
| Pop. 1990 to Now | 34.8% | 34.6% | 30.8% |
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| Population Density | 798.5 | 1,484.9 | 93.4 |
| Land Area | 7.8 | 11.6 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Henderson, TN | Murray, KY | United States |
| Age 0 to 4 | 5.5% | 3.7% | 5.9% |
| Age 5 to 9 | 8.1% | 3.9% | 6.1% |
| Age 10 to 14 | 6.7% | 3.8% | 6.6% |
| Age 15 to 17 | 3.3% | 2.3% | 3.9% |
| Age 18 to 20 | 12.8% | 20.2% | 4.0% |
| Age 21 to 24 | 9.7% | 15.0% | 5.2% |
| Age 25 to 34 | 12.3% | 12.5% | 13.8% |
| Age 35 to 44 | 9.8% | 8.9% | 12.9% |
| Age 45 to 54 | 11.3% | 9.2% | 12.6% |
| Age 55 to 59 | 3.3% | 4.8% | 6.7% |
| Age 60 to 64 | 2.2% | 3.6% | 6.3% |
| Age 65 to 74 | 8.5% | 6.1% | 9.6% |
| Age 75 to 84 | 3.9% | 4.4% | 4.5% |
| Age 85 and over | 2.6% | 1.7% | 1.9% |
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| Race | | | |
| | Henderson, TN | Murray, KY | United States |
| White | 68.6% | 84.5% | 59.4% |
| Black | 22.2% | 6.5% | 12.2% |
| Asian | 1.2% | 3.1% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.5% | 0.2% |
| Other | 0.7% | 0.4% | 0.4% |
| Two or More Races | 1.4% | 3.1% | 3.2% |
| Hispanic | 6.0% | 1.9% | 18.4% |
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| Marriage & Family | | | |
| | Henderson, TN | Murray, KY | United States |
| Married Population | 34.1% | 31.9% | 49.8% |
| Currently Married | 31.3% | 30.5% | 48.0% |
| Married but Separated | 2.7% | 1.4% | 1.8% |
| Single Population | 65.9% | 68.1% | 50.2% |
| Never Married | 44.8% | 53.9% | 33.8% |
| Divorced | 13.8% | 9.7% | 10.8% |
| Widowed | 7.4% | 4.5% | 5.6% |
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| Household Size | 2.66 | 2.15 | 2.60 |
| Households | 1,859 | 6,341 | 124,010,992 |
| Family Households | 1,201 | 3,053 | 80,755,759 |
| Married couple, w/children | 31.7% | 31.1% | 30.5% |
| Married couple, no children | 29.1% | 40.2% | 42.9% |
| Non Family Households | 658 | 3,288 | 43,255,233 |
| Single householder, w/children | 32.6% | 22.8% | 15.8% |
| Single householder, no children | 6.7% | 5.9% | 10.8% |