| | Locust Grove, GA | Fayetteville, GA | United States |
| Population | 8,816 | 18,633 | 329,725,481 |
| Female Population | 51.0% | 52.8% | 50.5% |
| Male Population | 49.0% | 47.2% | 49.5% |
| Median Age | 36.5 | 42.9 | 38.4 |
| space3 | | | |
| Population - 2010 | 5,828 | 16,218 | 309,327,143 |
| Population - 2000 | 2,322 | 11,148 | 285,036,114 |
| Population - 1990 | 1,681 | 5,827 | 251,960,433 |
| Pop. 2000 to Now | 291.5% | 64.4% | 15.6% |
| Pop. 1990 to Now | 440.8% | 214.5% | 30.8% |
| space4 | | | |
| Population Density | 791.0 | 1,445.9 | 93.4 |
| Land Area | 11.1 | 12.9 | 3,531,905.4 |
| Water Area | 0.2 | 0.2 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Locust Grove, GA | Fayetteville, GA | United States |
| Age 0 to 4 | 4.1% | 3.8% | 5.9% |
| Age 5 to 9 | 6.8% | 5.5% | 6.1% |
| Age 10 to 14 | 9.4% | 6.2% | 6.6% |
| Age 15 to 17 | 4.4% | 4.9% | 3.9% |
| Age 18 to 20 | 3.8% | 3.6% | 4.0% |
| Age 21 to 24 | 4.1% | 5.0% | 5.2% |
| Age 25 to 34 | 16.0% | 11.4% | 13.8% |
| Age 35 to 44 | 18.8% | 12.2% | 12.9% |
| Age 45 to 54 | 17.7% | 13.9% | 12.6% |
| Age 55 to 59 | 3.4% | 7.3% | 6.7% |
| Age 60 to 64 | 3.5% | 5.9% | 6.3% |
| Age 65 to 74 | 7.1% | 11.8% | 9.6% |
| Age 75 to 84 | 0.3% | 6.3% | 4.5% |
| Age 85 and over | 0.5% | 2.3% | 1.9% |
| space1 | | | |
| Race | | | |
| | Locust Grove, GA | Fayetteville, GA | United States |
| White | 47.7% | 40.1% | 59.4% |
| Black | 40.4% | 38.3% | 12.2% |
| Asian | 0.6% | 6.3% | 5.6% |
| Native American | 0.6% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.8% | 5.3% | 0.4% |
| Two or More Races | 1.1% | 4.0% | 3.2% |
| Hispanic | 8.9% | 6.0% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Locust Grove, GA | Fayetteville, GA | United States |
| Married Population | 41.7% | 51.9% | 49.8% |
| Currently Married | 39.5% | 50.7% | 48.0% |
| Married but Separated | 2.2% | 1.2% | 1.8% |
| Single Population | 58.3% | 48.1% | 50.2% |
| Never Married | 31.8% | 28.4% | 33.8% |
| Divorced | 22.7% | 14.1% | 10.8% |
| Widowed | 3.8% | 5.6% | 5.6% |
| space5 | | | |
| Household Size | 3.17 | 2.56 | 2.60 |
| Households | 2,785 | 7,120 | 124,010,992 |
| Family Households | 2,117 | 5,107 | 80,755,759 |
| Married couple, w/children | 30.9% | 27.7% | 30.5% |
| Married couple, no children | 19.7% | 43.3% | 42.9% |
| Non Family Households | 668 | 2,013 | 43,255,233 |
| Single householder, w/children | 19.2% | 17.6% | 15.8% |
| Single householder, no children | 30.3% | 11.3% | 10.8% |