| | Flowery Branch, GA | Epworth, GA | United States |
| Population | 9,194 | 299 | 329,725,481 |
| Female Population | 53.0% | 47.5% | 50.5% |
| Male Population | 47.0% | 52.5% | 49.5% |
| Median Age | 38.5 | 61.6 | 38.4 |
| space3 | | | |
| Population - 2010 | 5,772 | 398 | 309,327,143 |
| Population - 2000 | 1,806 | 424 | 285,036,114 |
| Population - 1990 | 1,251 | 378 | 251,960,433 |
| Pop. 2000 to Now | 386.1% | -32.1% | 15.6% |
| Pop. 1990 to Now | 601.7% | -23.8% | 30.8% |
| space4 | | | |
| Population Density | 1,294.4 | 289.7 | 93.4 |
| Land Area | 7.1 | 1.0 | 3,531,905.4 |
| Water Area | 0.1 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Flowery Branch, GA | Epworth, GA | United States |
| Age 0 to 4 | 4.5% | 0.0% | 5.9% |
| Age 5 to 9 | 6.1% | 0.0% | 6.1% |
| Age 10 to 14 | 8.8% | 0.0% | 6.6% |
| Age 15 to 17 | 3.1% | 0.0% | 3.9% |
| Age 18 to 20 | 3.4% | 9.7% | 4.0% |
| Age 21 to 24 | 5.8% | 0.0% | 5.2% |
| Age 25 to 34 | 15.3% | 8.4% | 13.8% |
| Age 35 to 44 | 12.3% | 9.4% | 12.9% |
| Age 45 to 54 | 14.4% | 20.1% | 12.6% |
| Age 55 to 59 | 6.7% | 0.0% | 6.7% |
| Age 60 to 64 | 9.2% | 13.0% | 6.3% |
| Age 65 to 74 | 6.9% | 11.7% | 9.6% |
| Age 75 to 84 | 3.6% | 27.8% | 4.5% |
| Age 85 and over | 0.0% | 0.0% | 1.9% |
| space1 | | | |
| Race | | | |
| | Flowery Branch, GA | Epworth, GA | United States |
| White | 84.2% | 91.6% | 59.4% |
| Black | 2.8% | 0.0% | 12.2% |
| Asian | 1.8% | 0.0% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.2% | 0.0% | 0.4% |
| Two or More Races | 4.0% | 5.0% | 3.2% |
| Hispanic | 7.0% | 3.3% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Flowery Branch, GA | Epworth, GA | United States |
| Married Population | 56.2% | 55.5% | 49.8% |
| Currently Married | 55.9% | 55.5% | 48.0% |
| Married but Separated | 0.2% | 0.0% | 1.8% |
| Single Population | 43.8% | 44.5% | 50.2% |
| Never Married | 26.7% | 23.1% | 33.8% |
| Divorced | 13.5% | 12.4% | 10.8% |
| Widowed | 3.6% | 9.0% | 5.6% |
| space5 | | | |
| Household Size | 2.68 | 1.52 | 2.60 |
| Households | 3,427 | 197 | 124,010,992 |
| Family Households | 2,448 | 74 | 80,755,759 |
| Married couple, w/children | 34.9% | 0.0% | 30.5% |
| Married couple, no children | 42.8% | 100.0% | 42.9% |
| Non Family Households | 979 | 123 | 43,255,233 |
| Single householder, w/children | 12.9% | 0.0% | 15.8% |
| Single householder, no children | 9.4% | 0.0% | 10.8% |