| | Valley Head, AL | Skyline, AL | United States |
| Population | 833 | 1,078 | 329,725,481 |
| Female Population | 43.3% | 52.5% | 50.5% |
| Male Population | 56.7% | 47.5% | 49.5% |
| Median Age | 42.3 | 43.1 | 38.4 |
| space3 | | | |
| Population - 2010 | 570 | 845 | 309,327,143 |
| Population - 2000 | 611 | 843 | 285,036,114 |
| Population - 1990 | 577 | 740 | 251,960,433 |
| Pop. 2000 to Now | -7.9% | -1.0% | 15.6% |
| Pop. 1990 to Now | -2.4% | 12.8% | 30.8% |
| space4 | | | |
| Population Density | 240.3 | 270.8 | 93.4 |
| Land Area | 3.5 | 4.0 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Valley Head, AL | Skyline, AL | United States |
| Age 0 to 4 | 4.3% | 4.2% | 5.9% |
| Age 5 to 9 | 6.5% | 4.0% | 6.1% |
| Age 10 to 14 | 14.9% | 2.9% | 6.6% |
| Age 15 to 17 | 9.7% | 3.9% | 3.9% |
| Age 18 to 20 | 1.9% | 4.7% | 4.0% |
| Age 21 to 24 | 0.8% | 6.7% | 5.2% |
| Age 25 to 34 | 5.4% | 16.8% | 13.8% |
| Age 35 to 44 | 23.3% | 9.3% | 12.9% |
| Age 45 to 54 | 8.5% | 10.6% | 12.6% |
| Age 55 to 59 | 3.2% | 7.4% | 6.7% |
| Age 60 to 64 | 4.2% | 5.0% | 6.3% |
| Age 65 to 74 | 9.8% | 17.0% | 9.6% |
| Age 75 to 84 | 3.4% | 6.0% | 4.5% |
| Age 85 and over | 4.0% | 1.6% | 1.9% |
| space1 | | | |
| Race | | | |
| | Valley Head, AL | Skyline, AL | United States |
| White | 90.4% | 83.2% | 59.4% |
| Black | 0.2% | 0.0% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 0.8% | 2.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 1.3% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 4.6% | 4.3% | 3.2% |
| Hispanic | 4.0% | 8.9% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Valley Head, AL | Skyline, AL | United States |
| Married Population | 61.2% | 50.4% | 49.8% |
| Currently Married | 59.1% | 49.8% | 48.0% |
| Married but Separated | 2.1% | 0.5% | 1.8% |
| Single Population | 38.8% | 49.6% | 50.2% |
| Never Married | 17.9% | 31.7% | 33.8% |
| Divorced | 14.4% | 11.7% | 10.8% |
| Widowed | 6.5% | 6.3% | 5.6% |
| space5 | | | |
| Household Size | 2.81 | 2.80 | 2.60 |
| Households | 296 | 385 | 124,010,992 |
| Family Households | 218 | 304 | 80,755,759 |
| Married couple, w/children | 55.5% | 18.8% | 30.5% |
| Married couple, no children | 30.3% | 57.9% | 42.9% |
| Non Family Households | 78 | 81 | 43,255,233 |
| Single householder, w/children | 9.2% | 10.9% | 15.8% |
| Single householder, no children | 5.0% | 12.5% | 10.8% |