| | Bartlett, TN | Mansfield, OH | United States |
| Population | 57,639 | 47,437 | 329,725,481 |
| Female Population | 51.4% | 46.7% | 50.5% |
| Male Population | 48.6% | 53.3% | 49.5% |
| Median Age | 42 | 38.4 | 38.4 |
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| Population - 2010 | 57,031 | 47,701 | 309,327,143 |
| Population - 2000 | 40,543 | 49,346 | 285,036,114 |
| Population - 1990 | 26,989 | 50,627 | 251,960,433 |
| Pop. 2000 to Now | 46.3% | -6.5% | 15.6% |
| Pop. 1990 to Now | 119.8% | -8.9% | 30.8% |
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| Population Density | 1,785.9 | 1,537.9 | 93.4 |
| Land Area | 32.3 | 30.8 | 3,531,905.4 |
| Water Area | 0.0 | 0.1 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Bartlett, TN | Mansfield, OH | United States |
| Age 0 to 4 | 5.5% | 5.8% | 5.9% |
| Age 5 to 9 | 6.3% | 4.8% | 6.1% |
| Age 10 to 14 | 7.3% | 5.9% | 6.6% |
| Age 15 to 17 | 4.2% | 3.5% | 3.9% |
| Age 18 to 20 | 3.2% | 4.0% | 4.0% |
| Age 21 to 24 | 3.3% | 6.4% | 5.2% |
| Age 25 to 34 | 10.9% | 14.9% | 13.8% |
| Age 35 to 44 | 13.3% | 14.0% | 12.9% |
| Age 45 to 54 | 13.0% | 12.1% | 12.6% |
| Age 55 to 59 | 6.8% | 6.0% | 6.7% |
| Age 60 to 64 | 8.1% | 5.4% | 6.3% |
| Age 65 to 74 | 12.3% | 9.7% | 9.6% |
| Age 75 to 84 | 4.2% | 4.2% | 4.5% |
| Age 85 and over | 1.5% | 3.3% | 1.9% |
| space1 | | | |
| Race | | | |
| | Bartlett, TN | Mansfield, OH | United States |
| White | 69.1% | 68.6% | 59.4% |
| Black | 21.4% | 20.3% | 12.2% |
| Asian | 3.6% | 0.5% | 5.6% |
| Native American | 0.0% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.2% | 0.2% |
| Other | 0.1% | 0.4% | 0.4% |
| Two or More Races | 2.5% | 6.6% | 3.2% |
| Hispanic | 3.3% | 3.2% | 18.4% |
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| Marriage & Family | | | |
| | Bartlett, TN | Mansfield, OH | United States |
| Married Population | 61.4% | 33.5% | 49.8% |
| Currently Married | 60.2% | 30.7% | 48.0% |
| Married but Separated | 1.2% | 2.8% | 1.8% |
| Single Population | 38.6% | 66.5% | 50.2% |
| Never Married | 25.5% | 42.6% | 33.8% |
| Divorced | 8.3% | 16.2% | 10.8% |
| Widowed | 4.8% | 7.7% | 5.6% |
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| Household Size | 2.84 | 2.21 | 2.60 |
| Households | 20,047 | 18,553 | 124,010,992 |
| Family Households | 15,977 | 9,356 | 80,755,759 |
| Married couple, w/children | 33.6% | 18.9% | 30.5% |
| Married couple, no children | 50.6% | 37.6% | 42.9% |
| Non Family Households | 4,070 | 9,197 | 43,255,233 |
| Single householder, w/children | 8.3% | 25.5% | 15.8% |
| Single householder, no children | 7.5% | 17.9% | 10.8% |