| | Stevensville, MD | Charles Town, WV | United States |
| Population | 8,359 | 6,373 | 329,725,481 |
| Female Population | 51.4% | 52.3% | 50.5% |
| Male Population | 48.6% | 47.7% | 49.5% |
| Median Age | 41.1 | 40.4 | 38.4 |
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| Population - 2010 | 6,813 | 5,251 | 309,327,143 |
| Population - 2000 | 5,880 | 2,907 | 285,036,114 |
| Population - 1990 | 1,862 | 3,122 | 251,960,433 |
| Pop. 2000 to Now | 18.8% | 106.9% | 15.6% |
| Pop. 1990 to Now | 275.3% | 92.7% | 30.8% |
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| Population Density | 1,297.6 | 1,090.7 | 93.4 |
| Land Area | 6.4 | 5.8 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Stevensville, MD | Charles Town, WV | United States |
| Age 0 to 4 | 4.5% | 5.3% | 5.9% |
| Age 5 to 9 | 6.8% | 7.8% | 6.1% |
| Age 10 to 14 | 6.6% | 7.9% | 6.6% |
| Age 15 to 17 | 5.5% | 4.7% | 3.9% |
| Age 18 to 20 | 3.3% | 2.5% | 4.0% |
| Age 21 to 24 | 4.1% | 2.4% | 5.2% |
| Age 25 to 34 | 11.4% | 10.8% | 13.8% |
| Age 35 to 44 | 11.9% | 17.3% | 12.9% |
| Age 45 to 54 | 17.6% | 12.7% | 12.6% |
| Age 55 to 59 | 6.1% | 6.3% | 6.7% |
| Age 60 to 64 | 5.1% | 7.0% | 6.3% |
| Age 65 to 74 | 10.5% | 9.1% | 9.6% |
| Age 75 to 84 | 3.5% | 4.9% | 4.5% |
| Age 85 and over | 3.2% | 1.3% | 1.9% |
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| Race | | | |
| | Stevensville, MD | Charles Town, WV | United States |
| White | 81.6% | 71.5% | 59.4% |
| Black | 4.1% | 10.6% | 12.2% |
| Asian | 2.6% | 2.7% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 2.6% | 0.4% |
| Two or More Races | 7.4% | 3.4% | 3.2% |
| Hispanic | 4.3% | 9.3% | 18.4% |
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| Marriage & Family | | | |
| | Stevensville, MD | Charles Town, WV | United States |
| Married Population | 57.7% | 48.8% | 49.8% |
| Currently Married | 56.9% | 46.8% | 48.0% |
| Married but Separated | 0.8% | 2.0% | 1.8% |
| Single Population | 42.3% | 51.2% | 50.2% |
| Never Married | 26.6% | 30.1% | 33.8% |
| Divorced | 9.5% | 17.3% | 10.8% |
| Widowed | 6.2% | 3.8% | 5.6% |
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| Household Size | 2.61 | 2.68 | 2.60 |
| Households | 3,204 | 2,349 | 124,010,992 |
| Family Households | 2,258 | 1,471 | 80,755,759 |
| Married couple, w/children | 41.9% | 45.1% | 30.5% |
| Married couple, no children | 39.8% | 30.1% | 42.9% |
| Non Family Households | 946 | 878 | 43,255,233 |
| Single householder, w/children | 10.1% | 13.1% | 15.8% |
| Single householder, no children | 8.1% | 11.8% | 10.8% |