| | Jacksonville, AL | Foley, AL | United States |
| Population | 13,076 | 20,170 | 329,725,481 |
| Female Population | 52.3% | 54.1% | 50.5% |
| Male Population | 47.7% | 45.9% | 49.5% |
| Median Age | 30.8 | 52.9 | 38.4 |
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| Population - 2010 | 13,209 | 15,434 | 309,327,143 |
| Population - 2000 | 8,404 | 7,590 | 285,036,114 |
| Population - 1990 | 10,283 | 4,937 | 251,960,433 |
| Pop. 2000 to Now | 54.4% | 182.6% | 15.6% |
| Pop. 1990 to Now | 26.2% | 334.4% | 30.8% |
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| Population Density | 1,193.9 | 626.2 | 93.4 |
| Land Area | 11.0 | 32.2 | 3,531,905.4 |
| Water Area | 0.0 | 0.2 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Jacksonville, AL | Foley, AL | United States |
| Age 0 to 4 | 5.1% | 2.1% | 5.9% |
| Age 5 to 9 | 4.0% | 2.7% | 6.1% |
| Age 10 to 14 | 3.8% | 5.5% | 6.6% |
| Age 15 to 17 | 1.8% | 4.5% | 3.9% |
| Age 18 to 20 | 15.4% | 2.4% | 4.0% |
| Age 21 to 24 | 11.0% | 3.6% | 5.2% |
| Age 25 to 34 | 14.4% | 12.4% | 13.8% |
| Age 35 to 44 | 10.5% | 8.0% | 12.9% |
| Age 45 to 54 | 6.9% | 11.4% | 12.6% |
| Age 55 to 59 | 5.8% | 8.0% | 6.7% |
| Age 60 to 64 | 8.5% | 8.9% | 6.3% |
| Age 65 to 74 | 6.8% | 15.3% | 9.6% |
| Age 75 to 84 | 5.1% | 11.1% | 4.5% |
| Age 85 and over | 1.1% | 4.3% | 1.9% |
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| Race | | | |
| | Jacksonville, AL | Foley, AL | United States |
| White | 71.8% | 78.5% | 59.4% |
| Black | 19.3% | 8.1% | 12.2% |
| Asian | 0.5% | 1.1% | 5.6% |
| Native American | 0.4% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.1% | 0.0% | 0.2% |
| Other | 0.4% | 2.8% | 0.4% |
| Two or More Races | 2.4% | 0.9% | 3.2% |
| Hispanic | 5.0% | 8.7% | 18.4% |
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| Marriage & Family | | | |
| | Jacksonville, AL | Foley, AL | United States |
| Married Population | 31.1% | 48.7% | 49.8% |
| Currently Married | 29.3% | 47.5% | 48.0% |
| Married but Separated | 1.8% | 1.1% | 1.8% |
| Single Population | 68.9% | 51.3% | 50.2% |
| Never Married | 51.8% | 26.5% | 33.8% |
| Divorced | 12.1% | 13.6% | 10.8% |
| Widowed | 5.0% | 11.2% | 5.6% |
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| Household Size | 2.24 | 2.16 | 2.60 |
| Households | 5,124 | 9,243 | 124,010,992 |
| Family Households | 2,461 | 5,249 | 80,755,759 |
| Married couple, w/children | 25.6% | 18.3% | 30.5% |
| Married couple, no children | 36.1% | 61.8% | 42.9% |
| Non Family Households | 2,663 | 3,994 | 43,255,233 |
| Single householder, w/children | 17.7% | 6.0% | 15.8% |
| Single householder, no children | 20.6% | 13.9% | 10.8% |