| | Shenandoah, TX | Brooksville, FL | United States |
| Population | 3,350 | 8,735 | 329,725,481 |
| Female Population | 61.4% | 54.8% | 50.5% |
| Male Population | 38.6% | 45.2% | 49.5% |
| Median Age | 60.6 | 50.6 | 38.4 |
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| Population - 2010 | 2,152 | 7,734 | 309,327,143 |
| Population - 2000 | 1,503 | 7,264 | 285,036,114 |
| Population - 1990 | 1,718 | 7,440 | 251,960,433 |
| Pop. 2000 to Now | 106.3% | 21.5% | 15.6% |
| Pop. 1990 to Now | 80.5% | 18.6% | 30.8% |
| space4 | | | |
| Population Density | 1,716.2 | 781.1 | 93.4 |
| Land Area | 2.0 | 11.2 | 3,531,905.4 |
| Water Area | 0.0 | 0.1 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Shenandoah, TX | Brooksville, FL | United States |
| Age 0 to 4 | 1.3% | 6.1% | 5.9% |
| Age 5 to 9 | 3.6% | 4.2% | 6.1% |
| Age 10 to 14 | 2.7% | 3.4% | 6.6% |
| Age 15 to 17 | 1.1% | 3.4% | 3.9% |
| Age 18 to 20 | 0.0% | 2.6% | 4.0% |
| Age 21 to 24 | 0.8% | 7.7% | 5.2% |
| Age 25 to 34 | 5.9% | 11.1% | 13.8% |
| Age 35 to 44 | 9.0% | 6.9% | 12.9% |
| Age 45 to 54 | 13.0% | 9.8% | 12.6% |
| Age 55 to 59 | 4.7% | 8.6% | 6.7% |
| Age 60 to 64 | 18.7% | 6.9% | 6.3% |
| Age 65 to 74 | 23.7% | 15.4% | 9.6% |
| Age 75 to 84 | 12.2% | 10.7% | 4.5% |
| Age 85 and over | 3.5% | 3.2% | 1.9% |
| space1 | | | |
| Race | | | |
| | Shenandoah, TX | Brooksville, FL | United States |
| White | 85.7% | 66.7% | 59.4% |
| Black | 0.0% | 11.5% | 12.2% |
| Asian | 3.5% | 0.1% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 1.8% | 0.4% |
| Two or More Races | 0.7% | 4.4% | 3.2% |
| Hispanic | 10.0% | 15.5% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Shenandoah, TX | Brooksville, FL | United States |
| Married Population | 68.4% | 40.5% | 49.8% |
| Currently Married | 66.5% | 37.4% | 48.0% |
| Married but Separated | 1.9% | 3.1% | 1.8% |
| Single Population | 31.6% | 59.5% | 50.2% |
| Never Married | 5.1% | 30.5% | 33.8% |
| Divorced | 11.8% | 18.8% | 10.8% |
| Widowed | 14.6% | 10.1% | 5.6% |
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| Household Size | 1.85 | 2.04 | 2.60 |
| Households | 1,810 | 4,157 | 124,010,992 |
| Family Households | 1,119 | 2,116 | 80,755,759 |
| Married couple, w/children | 22.0% | 10.8% | 30.5% |
| Married couple, no children | 70.8% | 50.9% | 42.9% |
| Non Family Households | 691 | 2,041 | 43,255,233 |
| Single householder, w/children | 0.0% | 28.7% | 15.8% |
| Single householder, no children | 7.2% | 9.6% | 10.8% |