| | Dauphin Island, AL | Ormond-by-the-Sea, FL | United States |
| Population | 1,771 | 6,414 | 329,725,481 |
| Female Population | 47.8% | 50.3% | 50.5% |
| Male Population | 52.2% | 49.7% | 49.5% |
| Median Age | 61 | 61.6 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,235 | 7,767 | 309,327,143 |
| Population - 2000 | 1,371 | 8,430 | 285,036,114 |
| Population - 1990 | 824 | 8,119 | 251,960,433 |
| Pop. 2000 to Now | -0.4% | -0.9% | 15.6% |
| Pop. 1990 to Now | 65.8% | 2.9% | 30.8% |
| space4 | | | |
| Population Density | 283.1 | 3,200.6 | 93.4 |
| Land Area | 6.3 | 2.0 | 3,531,905.4 |
| Water Area | 159.7 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Dauphin Island, AL | Ormond-by-the-Sea, FL | United States |
| Age 0 to 4 | 1.8% | 0.9% | 5.9% |
| Age 5 to 9 | 0.9% | 1.1% | 6.1% |
| Age 10 to 14 | 3.2% | 1.6% | 6.6% |
| Age 15 to 17 | 0.5% | 2.0% | 3.9% |
| Age 18 to 20 | 3.7% | 2.2% | 4.0% |
| Age 21 to 24 | 2.9% | 3.1% | 5.2% |
| Age 25 to 34 | 5.8% | 5.9% | 13.8% |
| Age 35 to 44 | 10.8% | 6.0% | 12.9% |
| Age 45 to 54 | 9.1% | 14.0% | 12.6% |
| Age 55 to 59 | 8.5% | 9.6% | 6.7% |
| Age 60 to 64 | 16.2% | 13.8% | 6.3% |
| Age 65 to 74 | 24.7% | 22.2% | 9.6% |
| Age 75 to 84 | 5.7% | 10.8% | 4.5% |
| Age 85 and over | 6.1% | 6.8% | 1.9% |
| space1 | | | |
| Race | | | |
| | Dauphin Island, AL | Ormond-by-the-Sea, FL | United States |
| White | 94.1% | 93.3% | 59.4% |
| Black | 1.7% | 0.3% | 12.2% |
| Asian | 0.0% | 1.2% | 5.6% |
| Native American | 0.0% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.1% | 0.4% |
| Two or More Races | 1.4% | 3.4% | 3.2% |
| Hispanic | 2.8% | 1.6% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Dauphin Island, AL | Ormond-by-the-Sea, FL | United States |
| Married Population | 62.9% | 48.2% | 49.8% |
| Currently Married | 62.1% | 47.8% | 48.0% |
| Married but Separated | 0.8% | 0.4% | 1.8% |
| Single Population | 37.1% | 51.8% | 50.2% |
| Never Married | 20.0% | 21.1% | 33.8% |
| Divorced | 8.3% | 20.9% | 10.8% |
| Widowed | 8.8% | 9.8% | 5.6% |
| space5 | | | |
| Household Size | 2.25 | 1.79 | 2.60 |
| Households | 773 | 3,583 | 124,010,992 |
| Family Households | 549 | 1,671 | 80,755,759 |
| Married couple, w/children | 9.7% | 11.0% | 30.5% |
| Married couple, no children | 80.7% | 74.2% | 42.9% |
| Non Family Households | 224 | 1,912 | 43,255,233 |
| Single householder, w/children | 2.7% | 5.4% | 15.8% |
| Single householder, no children | 6.9% | 9.5% | 10.8% |