| | Rossville, TN | Oakland, TN | United States |
| Population | 1,081 | 8,805 | 329,725,481 |
| Female Population | 52.7% | 52.2% | 50.5% |
| Male Population | 47.3% | 47.8% | 49.5% |
| Median Age | 49.3 | 37.8 | 38.4 |
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| Population - 2010 | 665 | 6,644 | 309,327,143 |
| Population - 2000 | 380 | 1,279 | 285,036,114 |
| Population - 1990 | 291 | 392 | 251,960,433 |
| Pop. 2000 to Now | 166.3% | 577.8% | 15.6% |
| Pop. 1990 to Now | 247.8% | 2,111.5% | 30.8% |
| space4 | | | |
| Population Density | 208.5 | 870.8 | 93.4 |
| Land Area | 5.2 | 10.1 | 3,531,905.4 |
| Water Area | 0.1 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Rossville, TN | Oakland, TN | United States |
| Age 0 to 4 | 5.7% | 6.5% | 5.9% |
| Age 5 to 9 | 2.6% | 7.0% | 6.1% |
| Age 10 to 14 | 3.1% | 7.0% | 6.6% |
| Age 15 to 17 | 4.5% | 2.7% | 3.9% |
| Age 18 to 20 | 3.1% | 0.8% | 4.0% |
| Age 21 to 24 | 2.6% | 4.0% | 5.2% |
| Age 25 to 34 | 12.8% | 15.6% | 13.8% |
| Age 35 to 44 | 9.0% | 14.1% | 12.9% |
| Age 45 to 54 | 17.9% | 11.8% | 12.6% |
| Age 55 to 59 | 10.6% | 7.5% | 6.7% |
| Age 60 to 64 | 9.8% | 6.7% | 6.3% |
| Age 65 to 74 | 14.2% | 9.7% | 9.6% |
| Age 75 to 84 | 3.6% | 4.7% | 4.5% |
| Age 85 and over | 0.5% | 1.8% | 1.9% |
| space1 | | | |
| Race | | | |
| | Rossville, TN | Oakland, TN | United States |
| White | 76.3% | 79.5% | 59.4% |
| Black | 17.1% | 16.8% | 12.2% |
| Asian | 2.5% | 0.6% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 3.0% | 1.0% | 3.2% |
| Hispanic | 1.1% | 2.0% | 18.4% |
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| Marriage & Family | | | |
| | Rossville, TN | Oakland, TN | United States |
| Married Population | 55.9% | 62.5% | 49.8% |
| Currently Married | 54.7% | 62.4% | 48.0% |
| Married but Separated | 1.3% | 0.1% | 1.8% |
| Single Population | 44.1% | 37.5% | 50.2% |
| Never Married | 24.3% | 23.1% | 33.8% |
| Divorced | 14.5% | 8.6% | 10.8% |
| Widowed | 5.2% | 5.8% | 5.6% |
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| Household Size | 2.50 | 2.69 | 2.60 |
| Households | 433 | 3,277 | 124,010,992 |
| Family Households | 295 | 2,684 | 80,755,759 |
| Married couple, w/children | 29.8% | 36.8% | 30.5% |
| Married couple, no children | 54.6% | 42.6% | 42.9% |
| Non Family Households | 138 | 593 | 43,255,233 |
| Single householder, w/children | 5.4% | 13.6% | 15.8% |
| Single householder, no children | 10.2% | 7.0% | 10.8% |