| | Brooksville, KY | Elizabethtown, KY | United States |
| Population | 684 | 31,066 | 329,725,481 |
| Female Population | 56.9% | 52.2% | 50.5% |
| Male Population | 43.1% | 47.8% | 49.5% |
| Median Age | 34.1 | 36.5 | 38.4 |
| space3 | | | |
| Population - 2010 | 659 | 28,426 | 309,327,143 |
| Population - 2000 | 589 | 22,542 | 285,036,114 |
| Population - 1990 | 670 | 18,167 | 251,960,433 |
| Pop. 2000 to Now | 10.4% | 34.6% | 15.6% |
| Pop. 1990 to Now | -3.0% | 67.0% | 30.8% |
| space4 | | | |
| Population Density | 1,449.2 | 1,165.3 | 93.4 |
| Land Area | 0.5 | 26.7 | 3,531,905.4 |
| Water Area | 0.0 | 0.5 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Brooksville, KY | Elizabethtown, KY | United States |
| Age 0 to 4 | 9.9% | 6.0% | 5.9% |
| Age 5 to 9 | 4.4% | 7.0% | 6.1% |
| Age 10 to 14 | 15.5% | 7.9% | 6.6% |
| Age 15 to 17 | 4.7% | 4.2% | 3.9% |
| Age 18 to 20 | 2.9% | 3.0% | 4.0% |
| Age 21 to 24 | 1.5% | 5.0% | 5.2% |
| Age 25 to 34 | 13.2% | 14.4% | 13.8% |
| Age 35 to 44 | 13.6% | 15.2% | 12.9% |
| Age 45 to 54 | 5.8% | 11.2% | 12.6% |
| Age 55 to 59 | 5.6% | 7.2% | 6.7% |
| Age 60 to 64 | 3.7% | 5.5% | 6.3% |
| Age 65 to 74 | 12.9% | 7.0% | 9.6% |
| Age 75 to 84 | 3.9% | 4.3% | 4.5% |
| Age 85 and over | 2.5% | 2.2% | 1.9% |
| space1 | | | |
| Race | | | |
| | Brooksville, KY | Elizabethtown, KY | United States |
| White | 91.4% | 76.6% | 59.4% |
| Black | 0.3% | 12.0% | 12.2% |
| Asian | 5.3% | 2.5% | 5.6% |
| Native American | 0.0% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.0% | 0.4% | 0.4% |
| Two or More Races | 3.1% | 4.3% | 3.2% |
| Hispanic | 0.0% | 3.9% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Brooksville, KY | Elizabethtown, KY | United States |
| Married Population | 50.4% | 44.7% | 49.8% |
| Currently Married | 48.3% | 42.6% | 48.0% |
| Married but Separated | 2.1% | 2.1% | 1.8% |
| Single Population | 49.6% | 55.4% | 50.2% |
| Never Married | 26.0% | 30.7% | 33.8% |
| Divorced | 13.8% | 16.2% | 10.8% |
| Widowed | 9.8% | 8.5% | 5.6% |
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| Household Size | 2.90 | 2.26 | 2.60 |
| Households | 236 | 13,296 | 124,010,992 |
| Family Households | 156 | 7,471 | 80,755,759 |
| Married couple, w/children | 36.5% | 28.1% | 30.5% |
| Married couple, no children | 25.6% | 38.4% | 42.9% |
| Non Family Households | 80 | 5,825 | 43,255,233 |
| Single householder, w/children | 28.8% | 22.8% | 15.8% |
| Single householder, no children | 9.0% | 10.7% | 10.8% |