| | Centerville, GA | Gray, GA | United States |
| Population | 8,089 | 3,372 | 329,725,481 |
| Female Population | 46.7% | 53.7% | 50.5% |
| Male Population | 53.3% | 46.3% | 49.5% |
| Median Age | 34 | 33.9 | 38.4 |
| space3 | | | |
| Population - 2010 | 7,236 | 3,251 | 309,327,143 |
| Population - 2000 | 4,278 | 1,811 | 285,036,114 |
| Population - 1990 | 3,251 | 2,189 | 251,960,433 |
| Pop. 2000 to Now | 87.0% | 79.0% | 15.6% |
| Pop. 1990 to Now | 146.1% | 48.1% | 30.8% |
| space4 | | | |
| Population Density | 2,037.5 | 853.9 | 93.4 |
| Land Area | 4.0 | 3.9 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Centerville, GA | Gray, GA | United States |
| Age 0 to 4 | 3.5% | 2.0% | 5.9% |
| Age 5 to 9 | 12.9% | 7.0% | 6.1% |
| Age 10 to 14 | 7.0% | 9.8% | 6.6% |
| Age 15 to 17 | 4.9% | 3.4% | 3.9% |
| Age 18 to 20 | 8.0% | 8.7% | 4.0% |
| Age 21 to 24 | 3.1% | 2.8% | 5.2% |
| Age 25 to 34 | 12.1% | 16.9% | 13.8% |
| Age 35 to 44 | 13.5% | 14.4% | 12.9% |
| Age 45 to 54 | 13.6% | 9.9% | 12.6% |
| Age 55 to 59 | 5.1% | 4.1% | 6.7% |
| Age 60 to 64 | 3.5% | 3.9% | 6.3% |
| Age 65 to 74 | 8.7% | 12.4% | 9.6% |
| Age 75 to 84 | 3.2% | 3.4% | 4.5% |
| Age 85 and over | 0.8% | 1.2% | 1.9% |
| space1 | | | |
| Race | | | |
| | Centerville, GA | Gray, GA | United States |
| White | 46.4% | 67.3% | 59.4% |
| Black | 37.9% | 30.6% | 12.2% |
| Asian | 5.0% | 1.1% | 5.6% |
| Native American | 1.5% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 1.3% | 0.8% | 3.2% |
| Hispanic | 7.9% | 0.3% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Centerville, GA | Gray, GA | United States |
| Married Population | 58.4% | 44.4% | 49.8% |
| Currently Married | 55.7% | 43.3% | 48.0% |
| Married but Separated | 2.7% | 1.0% | 1.8% |
| Single Population | 41.6% | 55.6% | 50.2% |
| Never Married | 29.2% | 27.2% | 33.8% |
| Divorced | 7.1% | 18.0% | 10.8% |
| Widowed | 5.3% | 10.4% | 5.6% |
| space5 | | | |
| Household Size | 2.97 | 2.56 | 2.60 |
| Households | 2,707 | 1,249 | 124,010,992 |
| Family Households | 1,968 | 685 | 80,755,759 |
| Married couple, w/children | 34.3% | 38.2% | 30.5% |
| Married couple, no children | 42.8% | 30.5% | 42.9% |
| Non Family Households | 739 | 564 | 43,255,233 |
| Single householder, w/children | 17.2% | 27.6% | 15.8% |
| Single householder, no children | 5.6% | 3.7% | 10.8% |