| | Cornelia, GA | Alto, GA | United States |
| Population | 4,563 | 1,272 | 329,725,481 |
| Female Population | 50.8% | 55.9% | 50.5% |
| Male Population | 49.2% | 44.1% | 49.5% |
| Median Age | 30.7 | 26.1 | 38.4 |
| space3 | | | |
| Population - 2010 | 4,194 | 1,184 | 309,327,143 |
| Population - 2000 | 3,674 | 876 | 285,036,114 |
| Population - 1990 | 3,219 | 651 | 251,960,433 |
| Pop. 2000 to Now | 30.6% | 37.8% | 15.6% |
| Pop. 1990 to Now | 49.1% | 85.4% | 30.8% |
| space4 | | | |
| Population Density | 1,097.7 | 1,121.7 | 93.4 |
| Land Area | 4.2 | 1.1 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Cornelia, GA | Alto, GA | United States |
| Age 0 to 4 | 4.6% | 7.1% | 5.9% |
| Age 5 to 9 | 9.3% | 16.8% | 6.1% |
| Age 10 to 14 | 6.3% | 7.0% | 6.6% |
| Age 15 to 17 | 5.9% | 4.6% | 3.9% |
| Age 18 to 20 | 3.0% | 6.0% | 4.0% |
| Age 21 to 24 | 4.7% | 6.1% | 5.2% |
| Age 25 to 34 | 23.4% | 11.0% | 13.8% |
| Age 35 to 44 | 16.0% | 11.1% | 12.9% |
| Age 45 to 54 | 7.5% | 10.5% | 12.6% |
| Age 55 to 59 | 0.8% | 5.7% | 6.7% |
| Age 60 to 64 | 5.5% | 6.8% | 6.3% |
| Age 65 to 74 | 9.6% | 3.2% | 9.6% |
| Age 75 to 84 | 2.9% | 2.9% | 4.5% |
| Age 85 and over | 0.5% | 1.2% | 1.9% |
| space1 | | | |
| Race | | | |
| | Cornelia, GA | Alto, GA | United States |
| White | 53.1% | 28.2% | 59.4% |
| Black | 9.1% | 0.0% | 12.2% |
| Asian | 5.2% | 13.7% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.6% | 0.4% |
| Two or More Races | 2.2% | 1.8% | 3.2% |
| Hispanic | 30.4% | 55.7% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Cornelia, GA | Alto, GA | United States |
| Married Population | 42.7% | 50.6% | 49.8% |
| Currently Married | 41.1% | 49.6% | 48.0% |
| Married but Separated | 1.6% | 1.0% | 1.8% |
| Single Population | 57.3% | 49.4% | 50.2% |
| Never Married | 40.7% | 36.2% | 33.8% |
| Divorced | 10.1% | 10.2% | 10.8% |
| Widowed | 6.4% | 3.0% | 5.6% |
| space5 | | | |
| Household Size | 2.90 | 4.13 | 2.60 |
| Households | 1,572 | 308 | 124,010,992 |
| Family Households | 915 | 252 | 80,755,759 |
| Married couple, w/children | 37.6% | 50.0% | 30.5% |
| Married couple, no children | 29.8% | 27.0% | 42.9% |
| Non Family Households | 657 | 56 | 43,255,233 |
| Single householder, w/children | 19.7% | 19.4% | 15.8% |
| Single householder, no children | 12.9% | 3.6% | 10.8% |