| | Nashville, OH | Canton, OH | United States |
| Population | 303 | 71,097 | 329,725,481 |
| Female Population | 45.2% | 51.1% | 50.5% |
| Male Population | 54.8% | 48.9% | 49.5% |
| Median Age | 27.6 | 35 | 38.4 |
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| Population - 2010 | 171 | 73,455 | 309,327,143 |
| Population - 2000 | 172 | 80,806 | 285,036,114 |
| Population - 1990 | 181 | 84,161 | 251,960,433 |
| Pop. 2000 to Now | 6.4% | -13.4% | 15.6% |
| Pop. 1990 to Now | 1.1% | -16.9% | 30.8% |
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| Population Density | 4,391.3 | 2,755.0 | 93.4 |
| Land Area | 0.1 | 25.8 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Nashville, OH | Canton, OH | United States |
| Age 0 to 4 | 6.9% | 7.4% | 5.9% |
| Age 5 to 9 | 20.1% | 7.4% | 6.1% |
| Age 10 to 14 | 20.1% | 6.6% | 6.6% |
| Age 15 to 17 | 0.0% | 3.7% | 3.9% |
| Age 18 to 20 | 0.7% | 4.0% | 4.0% |
| Age 21 to 24 | 1.0% | 5.5% | 5.2% |
| Age 25 to 34 | 16.2% | 15.4% | 13.8% |
| Age 35 to 44 | 17.2% | 11.6% | 12.9% |
| Age 45 to 54 | 8.9% | 11.8% | 12.6% |
| Age 55 to 59 | 2.0% | 6.4% | 6.7% |
| Age 60 to 64 | 0.0% | 6.4% | 6.3% |
| Age 65 to 74 | 1.3% | 8.2% | 9.6% |
| Age 75 to 84 | 3.6% | 3.5% | 4.5% |
| Age 85 and over | 2.0% | 2.1% | 1.9% |
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| Race | | | |
| | Nashville, OH | Canton, OH | United States |
| White | 97.4% | 62.6% | 59.4% |
| Black | 0.0% | 24.1% | 12.2% |
| Asian | 0.0% | 0.5% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 2.6% | 0.4% | 0.4% |
| Two or More Races | 0.0% | 7.7% | 3.2% |
| Hispanic | 0.0% | 4.8% | 18.4% |
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| Marriage & Family | | | |
| | Nashville, OH | Canton, OH | United States |
| Married Population | 81.3% | 32.1% | 49.8% |
| Currently Married | 81.3% | 29.9% | 48.0% |
| Married but Separated | 0.0% | 2.2% | 1.8% |
| Single Population | 18.8% | 67.9% | 50.2% |
| Never Married | 13.1% | 46.6% | 33.8% |
| Divorced | 1.9% | 15.5% | 10.8% |
| Widowed | 3.8% | 5.8% | 5.6% |
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| Household Size | 3.84 | 2.28 | 2.60 |
| Households | 79 | 30,161 | 124,010,992 |
| Family Households | 68 | 16,517 | 80,755,759 |
| Married couple, w/children | 76.5% | 16.6% | 30.5% |
| Married couple, no children | 13.2% | 31.3% | 42.9% |
| Non Family Households | 11 | 13,644 | 43,255,233 |
| Single householder, w/children | 10.3% | 36.0% | 15.8% |
| Single householder, no children | 0.0% | 16.2% | 10.8% |