| | Citrus Hills, FL | Apollo Beach, FL | United States |
| Population | 8,279 | 24,790 | 329,725,481 |
| Female Population | 55.2% | 46.1% | 50.5% |
| Male Population | 44.8% | 53.9% | 49.5% |
| Median Age | 67.9 | 43.5 | 38.4 |
| space3 | | | |
| Population - 2010 | 7,173 | 13,481 | 309,327,143 |
| Population - 2000 | 4,029 | 7,444 | 285,036,114 |
| Population - 1990 | 2,439 | 6,025 | 251,960,433 |
| Pop. 2000 to Now | 109.2% | 164.4% | 15.6% |
| Pop. 1990 to Now | 245.6% | 226.6% | 30.8% |
| space4 | | | |
| Population Density | 853.9 | 1,251.2 | 93.4 |
| Land Area | 9.7 | 19.8 | 3,531,905.4 |
| Water Area | 0.0 | 2.5 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Citrus Hills, FL | Apollo Beach, FL | United States |
| Age 0 to 4 | 0.7% | 6.0% | 5.9% |
| Age 5 to 9 | 2.0% | 6.3% | 6.1% |
| Age 10 to 14 | 3.8% | 6.1% | 6.6% |
| Age 15 to 17 | 2.8% | 4.0% | 3.9% |
| Age 18 to 20 | 0.7% | 2.8% | 4.0% |
| Age 21 to 24 | 1.3% | 1.9% | 5.2% |
| Age 25 to 34 | 2.2% | 10.9% | 13.8% |
| Age 35 to 44 | 3.6% | 14.6% | 12.9% |
| Age 45 to 54 | 10.8% | 14.9% | 12.6% |
| Age 55 to 59 | 7.2% | 8.0% | 6.7% |
| Age 60 to 64 | 8.6% | 6.2% | 6.3% |
| Age 65 to 74 | 31.6% | 13.1% | 9.6% |
| Age 75 to 84 | 19.8% | 4.1% | 4.5% |
| Age 85 and over | 4.9% | 1.3% | 1.9% |
| space1 | | | |
| Race | | | |
| | Citrus Hills, FL | Apollo Beach, FL | United States |
| White | 82.3% | 64.0% | 59.4% |
| Black | 3.2% | 12.0% | 12.2% |
| Asian | 7.2% | 2.3% | 5.6% |
| Native American | 0.0% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.0% | 0.7% | 0.4% |
| Two or More Races | 0.7% | 4.1% | 3.2% |
| Hispanic | 6.6% | 16.6% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Citrus Hills, FL | Apollo Beach, FL | United States |
| Married Population | 70.5% | 65.7% | 49.8% |
| Currently Married | 70.0% | 64.5% | 48.0% |
| Married but Separated | 0.6% | 1.1% | 1.8% |
| Single Population | 29.5% | 34.3% | 50.2% |
| Never Married | 11.0% | 20.9% | 33.8% |
| Divorced | 8.6% | 8.8% | 10.8% |
| Widowed | 9.9% | 4.7% | 5.6% |
| space5 | | | |
| Household Size | 2.19 | 2.63 | 2.60 |
| Households | 3,736 | 9,429 | 124,010,992 |
| Family Households | 2,852 | 7,193 | 80,755,759 |
| Married couple, w/children | 11.8% | 33.6% | 30.5% |
| Married couple, no children | 83.0% | 54.3% | 42.9% |
| Non Family Households | 884 | 2,236 | 43,255,233 |
| Single householder, w/children | 1.6% | 7.6% | 15.8% |
| Single householder, no children | 3.6% | 4.5% | 10.8% |