| | Plaquemine, LA | Riceboro, GA | United States |
| Population | 6,187 | 977 | 329,725,481 |
| Female Population | 51.8% | 54.0% | 50.5% |
| Male Population | 48.2% | 46.0% | 49.5% |
| Median Age | 39.8 | 52.3 | 38.4 |
| space3 | | | |
| Population - 2010 | 7,111 | 786 | 309,327,143 |
| Population - 2000 | 7,064 | 736 | 285,036,114 |
| Population - 1990 | 7,186 | 745 | 251,960,433 |
| Pop. 2000 to Now | -9.6% | 3.9% | 15.6% |
| Pop. 1990 to Now | -11.2% | 2.7% | 30.8% |
| space4 | | | |
| Population Density | 2,118.8 | 87.9 | 93.4 |
| Land Area | 2.9 | 11.1 | 3,531,905.4 |
| Water Area | 0.1 | 0.3 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Plaquemine, LA | Riceboro, GA | United States |
| Age 0 to 4 | 8.9% | 2.8% | 5.9% |
| Age 5 to 9 | 6.8% | 6.3% | 6.1% |
| Age 10 to 14 | 9.6% | 8.1% | 6.6% |
| Age 15 to 17 | 4.8% | 0.9% | 3.9% |
| Age 18 to 20 | 1.7% | 2.0% | 4.0% |
| Age 21 to 24 | 3.2% | 3.8% | 5.2% |
| Age 25 to 34 | 7.8% | 9.1% | 13.8% |
| Age 35 to 44 | 17.4% | 7.5% | 12.9% |
| Age 45 to 54 | 11.2% | 12.7% | 12.6% |
| Age 55 to 59 | 5.5% | 3.1% | 6.7% |
| Age 60 to 64 | 5.4% | 9.1% | 6.3% |
| Age 65 to 74 | 9.3% | 18.0% | 9.6% |
| Age 75 to 84 | 7.7% | 12.9% | 4.5% |
| Age 85 and over | 0.8% | 3.7% | 1.9% |
| space1 | | | |
| Race | | | |
| | Plaquemine, LA | Riceboro, GA | United States |
| White | 40.3% | 4.6% | 59.4% |
| Black | 52.8% | 89.8% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 2.3% | 0.2% |
| Other | 3.0% | 0.0% | 0.4% |
| Two or More Races | 1.5% | 3.2% | 3.2% |
| Hispanic | 2.4% | 0.2% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Plaquemine, LA | Riceboro, GA | United States |
| Married Population | 50.6% | 49.2% | 49.8% |
| Currently Married | 48.4% | 46.4% | 48.0% |
| Married but Separated | 2.2% | 2.8% | 1.8% |
| Single Population | 49.4% | 50.8% | 50.2% |
| Never Married | 25.5% | 31.0% | 33.8% |
| Divorced | 13.9% | 13.2% | 10.8% |
| Widowed | 10.1% | 6.6% | 5.6% |
| space5 | | | |
| Household Size | 2.48 | 2.30 | 2.60 |
| Households | 2,450 | 425 | 124,010,992 |
| Family Households | 1,654 | 289 | 80,755,759 |
| Married couple, w/children | 29.2% | 16.6% | 30.5% |
| Married couple, no children | 36.5% | 52.9% | 42.9% |
| Non Family Households | 796 | 136 | 43,255,233 |
| Single householder, w/children | 25.5% | 8.3% | 15.8% |
| Single householder, no children | 8.8% | 22.1% | 10.8% |