| | McArthur, OH | Troutdale, VA | United States |
| Population | 1,475 | 173 | 329,725,481 |
| Female Population | 54.0% | 46.2% | 50.5% |
| Male Population | 46.0% | 53.8% | 49.5% |
| Median Age | 40.5 | 61.5 | 38.4 |
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| Population - 2010 | 1,698 | 175 | 309,327,143 |
| Population - 2000 | 1,888 | 1,230 | 285,036,114 |
| Population - 1990 | 1,541 | 196 | 251,960,433 |
| Pop. 2000 to Now | -14.2% | -86.6% | 15.6% |
| Pop. 1990 to Now | 5.1% | -15.8% | 30.8% |
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| Population Density | 1,110.7 | 55.4 | 93.4 |
| Land Area | 1.3 | 3.1 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | McArthur, OH | Troutdale, VA | United States |
| Age 0 to 4 | 6.2% | 2.9% | 5.9% |
| Age 5 to 9 | 9.1% | 2.9% | 6.1% |
| Age 10 to 14 | 7.3% | 1.2% | 6.6% |
| Age 15 to 17 | 4.1% | 2.3% | 3.9% |
| Age 18 to 20 | 1.1% | 1.2% | 4.0% |
| Age 21 to 24 | 3.0% | 0.0% | 5.2% |
| Age 25 to 34 | 16.3% | 9.2% | 13.8% |
| Age 35 to 44 | 6.2% | 12.7% | 12.9% |
| Age 45 to 54 | 17.4% | 9.2% | 12.6% |
| Age 55 to 59 | 8.5% | 5.8% | 6.7% |
| Age 60 to 64 | 4.8% | 11.0% | 6.3% |
| Age 65 to 74 | 10.5% | 21.4% | 9.6% |
| Age 75 to 84 | 5.0% | 16.8% | 4.5% |
| Age 85 and over | 0.5% | 3.5% | 1.9% |
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| Race | | | |
| | McArthur, OH | Troutdale, VA | United States |
| White | 96.7% | 94.8% | 59.4% |
| Black | 0.0% | 2.3% | 12.2% |
| Asian | 0.1% | 1.7% | 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 | 3.1% | 0.0% | 3.2% |
| Hispanic | 0.2% | 1.2% | 18.4% |
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| Marriage & Family | | | |
| | McArthur, OH | Troutdale, VA | United States |
| Married Population | 49.0% | 71.4% | 49.8% |
| Currently Married | 47.3% | 71.4% | 48.0% |
| Married but Separated | 1.7% | 0.0% | 1.8% |
| Single Population | 51.0% | 28.6% | 50.2% |
| Never Married | 24.1% | 15.5% | 33.8% |
| Divorced | 21.6% | 9.3% | 10.8% |
| Widowed | 5.2% | 3.7% | 5.6% |
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| Household Size | 2.41 | 1.80 | 2.60 |
| Households | 611 | 96 | 124,010,992 |
| Family Households | 378 | 59 | 80,755,759 |
| Married couple, w/children | 30.4% | 32.2% | 30.5% |
| Married couple, no children | 36.0% | 61.0% | 42.9% |
| Non Family Households | 233 | 37 | 43,255,233 |
| Single householder, w/children | 16.9% | 6.8% | 15.8% |
| Single householder, no children | 16.7% | 0.0% | 10.8% |