| | West Chester, PA | Newton, NJ | United States |
| Population | 18,592 | 8,423 | 329,725,481 |
| Female Population | 52.4% | 52.9% | 50.5% |
| Male Population | 47.6% | 47.1% | 49.5% |
| Median Age | 24.6 | 47.3 | 38.4 |
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| Population - 2010 | 18,472 | 8,120 | 309,327,143 |
| Population - 2000 | 17,861 | 8,244 | 285,036,114 |
| Population - 1990 | 18,041 | 7,521 | 251,960,433 |
| Pop. 2000 to Now | 12.2% | -3.2% | 15.6% |
| Pop. 1990 to Now | 11.1% | 6.1% | 30.8% |
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| Population Density | 10,071.5 | 2,506.9 | 93.4 |
| Land Area | 1.8 | 3.4 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | West Chester, PA | Newton, NJ | United States |
| Age 0 to 4 | 2.9% | 3.1% | 5.9% |
| Age 5 to 9 | 2.6% | 2.5% | 6.1% |
| Age 10 to 14 | 2.7% | 6.6% | 6.6% |
| Age 15 to 17 | 2.1% | 4.6% | 3.9% |
| Age 18 to 20 | 24.7% | 3.0% | 4.0% |
| Age 21 to 24 | 16.5% | 4.0% | 5.2% |
| Age 25 to 34 | 18.8% | 13.2% | 13.8% |
| Age 35 to 44 | 7.6% | 10.9% | 12.9% |
| Age 45 to 54 | 7.3% | 18.3% | 12.6% |
| Age 55 to 59 | 3.4% | 5.6% | 6.7% |
| Age 60 to 64 | 2.7% | 6.9% | 6.3% |
| Age 65 to 74 | 5.8% | 9.8% | 9.6% |
| Age 75 to 84 | 1.9% | 8.1% | 4.5% |
| Age 85 and over | 0.9% | 3.4% | 1.9% |
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| Race | | | |
| | West Chester, PA | Newton, NJ | United States |
| White | 71.5% | 72.8% | 59.4% |
| Black | 12.1% | 10.6% | 12.2% |
| Asian | 1.7% | 1.5% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.1% | 0.0% | 0.4% |
| Two or More Races | 2.4% | 2.6% | 3.2% |
| Hispanic | 12.4% | 12.6% | 18.4% |
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| Marriage & Family | | | |
| | West Chester, PA | Newton, NJ | United States |
| Married Population | 21.1% | 42.3% | 49.8% |
| Currently Married | 19.6% | 40.1% | 48.0% |
| Married but Separated | 1.5% | 2.2% | 1.8% |
| Single Population | 78.9% | 57.7% | 50.2% |
| Never Married | 67.4% | 35.3% | 33.8% |
| Divorced | 8.1% | 12.7% | 10.8% |
| Widowed | 3.4% | 9.6% | 5.6% |
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| Household Size | 2.18 | 2.20 | 2.60 |
| Households | 6,832 | 3,630 | 124,010,992 |
| Family Households | 2,394 | 1,967 | 80,755,759 |
| Married couple, w/children | 22.3% | 25.7% | 30.5% |
| Married couple, no children | 40.8% | 46.6% | 42.9% |
| Non Family Households | 4,438 | 1,663 | 43,255,233 |
| Single householder, w/children | 20.0% | 14.5% | 15.8% |
| Single householder, no children | 17.0% | 13.2% | 10.8% |