| | Shrewsbury township, PA | Williamsburg, VA | United States |
| Population | 6,654 | 15,299 | 329,725,481 |
| Female Population | 48.2% | 53.3% | 50.5% |
| Male Population | 51.8% | 46.7% | 49.5% |
| Median Age | 51 | 26.1 | 38.4 |
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| Population - 2010 | 6,441 | 13,706 | 309,327,143 |
| Population - 2000 | 5,947 | 11,998 | 285,036,114 |
| Population - 1990 | 5,898 | 11,530 | 251,960,433 |
| Pop. 2000 to Now | 13.2% | 27.2% | 15.6% |
| Pop. 1990 to Now | 14.2% | 32.3% | 30.8% |
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| Population Density | 228.9 | 1,711.3 | 93.4 |
| Land Area | 29.1 | 8.9 | 3,531,905.4 |
| Water Area | 0.0 | 0.2 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Shrewsbury township, PA | Williamsburg, VA | United States |
| Age 0 to 4 | 2.7% | 2.9% | 5.9% |
| Age 5 to 9 | 5.9% | 3.7% | 6.1% |
| Age 10 to 14 | 5.1% | 2.1% | 6.6% |
| Age 15 to 17 | 4.0% | 2.0% | 3.9% |
| Age 18 to 20 | 2.0% | 26.6% | 4.0% |
| Age 21 to 24 | 2.1% | 10.6% | 5.2% |
| Age 25 to 34 | 12.5% | 11.2% | 13.8% |
| Age 35 to 44 | 9.3% | 7.2% | 12.9% |
| Age 45 to 54 | 11.6% | 7.2% | 12.6% |
| Age 55 to 59 | 7.9% | 4.5% | 6.7% |
| Age 60 to 64 | 8.1% | 5.3% | 6.3% |
| Age 65 to 74 | 19.2% | 9.2% | 9.6% |
| Age 75 to 84 | 5.5% | 5.2% | 4.5% |
| Age 85 and over | 4.0% | 2.2% | 1.9% |
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| Race | | | |
| | Shrewsbury township, PA | Williamsburg, VA | United States |
| White | 91.2% | 67.8% | 59.4% |
| Black | 1.3% | 15.6% | 12.2% |
| Asian | 0.1% | 6.6% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 5.2% | 0.2% | 0.4% |
| Two or More Races | 1.3% | 2.4% | 3.2% |
| Hispanic | 0.9% | 7.4% | 18.4% |
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| Marriage & Family | | | |
| | Shrewsbury township, PA | Williamsburg, VA | United States |
| Married Population | 61.2% | 27.5% | 49.8% |
| Currently Married | 60.6% | 26.8% | 48.0% |
| Married but Separated | 0.6% | 0.7% | 1.8% |
| Single Population | 38.8% | 72.5% | 50.2% |
| Never Married | 21.8% | 59.4% | 33.8% |
| Divorced | 9.9% | 7.0% | 10.8% |
| Widowed | 7.1% | 6.1% | 5.6% |
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| Household Size | 2.58 | 2.24 | 2.60 |
| Households | 2,575 | 4,778 | 124,010,992 |
| Family Households | 1,926 | 2,438 | 80,755,759 |
| Married couple, w/children | 23.1% | 20.5% | 30.5% |
| Married couple, no children | 61.8% | 50.4% | 42.9% |
| Non Family Households | 649 | 2,340 | 43,255,233 |
| Single householder, w/children | 4.1% | 19.0% | 15.8% |
| Single householder, no children | 11.0% | 10.1% | 10.8% |