| | Appomattox, VA | Hookstown, PA | United States |
| Population | 2,214 | 122 | 329,725,481 |
| Female Population | 54.5% | 34.4% | 50.5% |
| Male Population | 45.5% | 65.6% | 49.5% |
| Median Age | 35.7 | 49.5 | 38.4 |
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| Population - 2010 | 1,723 | 147 | 309,327,143 |
| Population - 2000 | 1,761 | 152 | 285,036,114 |
| Population - 1990 | 1,707 | 169 | 251,960,433 |
| Pop. 2000 to Now | 2.7% | -9.9% | 15.6% |
| Pop. 1990 to Now | 5.9% | -18.9% | 30.8% |
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| Population Density | 960.5 | 903.7 | 93.4 |
| Land Area | 2.3 | 0.1 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Appomattox, VA | Hookstown, PA | United States |
| Age 0 to 4 | 5.6% | 4.1% | 5.9% |
| Age 5 to 9 | 6.5% | 8.2% | 6.1% |
| Age 10 to 14 | 7.1% | 3.3% | 6.6% |
| Age 15 to 17 | 3.7% | 4.1% | 3.9% |
| Age 18 to 20 | 6.0% | 0.0% | 4.0% |
| Age 21 to 24 | 3.7% | 4.1% | 5.2% |
| Age 25 to 34 | 14.3% | 9.8% | 13.8% |
| Age 35 to 44 | 12.6% | 9.0% | 12.9% |
| Age 45 to 54 | 12.4% | 9.0% | 12.6% |
| Age 55 to 59 | 6.9% | 8.2% | 6.7% |
| Age 60 to 64 | 2.7% | 13.9% | 6.3% |
| Age 65 to 74 | 8.9% | 26.2% | 9.6% |
| Age 75 to 84 | 4.8% | 0.0% | 4.5% |
| Age 85 and over | 4.8% | 0.0% | 1.9% |
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| Race | | | |
| | Appomattox, VA | Hookstown, PA | United States |
| White | 57.3% | 95.1% | 59.4% |
| Black | 35.8% | 0.0% | 12.2% |
| Asian | 1.1% | 0.0% | 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 | 2.5% | 0.0% | 3.2% |
| Hispanic | 3.3% | 4.9% | 18.4% |
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| Marriage & Family | | | |
| | Appomattox, VA | Hookstown, PA | United States |
| Married Population | 33.9% | 56.3% | 49.8% |
| Currently Married | 32.0% | 56.3% | 48.0% |
| Married but Separated | 1.9% | 0.0% | 1.8% |
| Single Population | 66.1% | 43.7% | 50.2% |
| Never Married | 46.9% | 25.2% | 33.8% |
| Divorced | 8.3% | 11.7% | 10.8% |
| Widowed | 11.0% | 6.8% | 5.6% |
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| Household Size | 2.72 | 2.07 | 2.60 |
| Households | 795 | 59 | 124,010,992 |
| Family Households | 413 | 38 | 80,755,759 |
| Married couple, w/children | 24.9% | 23.7% | 30.5% |
| Married couple, no children | 36.1% | 55.3% | 42.9% |
| Non Family Households | 382 | 21 | 43,255,233 |
| Single householder, w/children | 25.9% | 7.9% | 15.8% |
| Single householder, no children | 13.1% | 13.2% | 10.8% |