| | Vernon, NJ | Westminster, MD | United States |
| Population | 22,399 | 19,783 | 329,725,481 |
| Female Population | 48.6% | 51.3% | 50.5% |
| Male Population | 51.4% | 48.7% | 49.5% |
| Median Age | 44.8 | 37.1 | 38.4 |
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| Population - 2010 | 23,589 | 18,524 | 309,327,143 |
| Population - 2000 | 24,686 | 16,731 | 285,036,114 |
| Population - 1990 | 21,211 | 13,068 | 251,960,433 |
| Pop. 2000 to Now | -11.4% | 11.8% | 15.6% |
| Pop. 1990 to Now | 3.2% | 43.2% | 30.8% |
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| Population Density | 333.2 | 2,973.6 | 93.4 |
| Land Area | 67.2 | 6.7 | 3,531,905.4 |
| Water Area | 2.4 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Vernon, NJ | Westminster, MD | United States |
| Age 0 to 4 | 4.4% | 5.0% | 5.9% |
| Age 5 to 9 | 5.3% | 5.1% | 6.1% |
| Age 10 to 14 | 5.1% | 5.1% | 6.6% |
| Age 15 to 17 | 4.5% | 3.4% | 3.9% |
| Age 18 to 20 | 2.7% | 8.4% | 4.0% |
| Age 21 to 24 | 4.9% | 7.7% | 5.2% |
| Age 25 to 34 | 11.3% | 12.8% | 13.8% |
| Age 35 to 44 | 12.0% | 11.5% | 12.9% |
| Age 45 to 54 | 14.6% | 13.6% | 12.6% |
| Age 55 to 59 | 9.6% | 4.4% | 6.7% |
| Age 60 to 64 | 9.1% | 6.0% | 6.3% |
| Age 65 to 74 | 11.2% | 8.3% | 9.6% |
| Age 75 to 84 | 3.6% | 5.1% | 4.5% |
| Age 85 and over | 1.7% | 3.7% | 1.9% |
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| Race | | | |
| | Vernon, NJ | Westminster, MD | United States |
| White | 85.2% | 77.9% | 59.4% |
| Black | 2.7% | 7.8% | 12.2% |
| Asian | 0.3% | 2.5% | 5.6% |
| Native American | 0.0% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.1% | 0.0% | 0.4% |
| Two or More Races | 1.4% | 4.5% | 3.2% |
| Hispanic | 10.4% | 7.0% | 18.4% |
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| Marriage & Family | | | |
| | Vernon, NJ | Westminster, MD | United States |
| Married Population | 59.3% | 44.6% | 49.8% |
| Currently Married | 58.3% | 43.8% | 48.0% |
| Married but Separated | 1.0% | 0.9% | 1.8% |
| Single Population | 40.7% | 55.4% | 50.2% |
| Never Married | 25.2% | 37.6% | 33.8% |
| Divorced | 12.3% | 10.1% | 10.8% |
| Widowed | 3.2% | 7.6% | 5.6% |
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| Household Size | 2.56 | 2.31 | 2.60 |
| Households | 8,728 | 7,736 | 124,010,992 |
| Family Households | 6,241 | 4,769 | 80,755,759 |
| Married couple, w/children | 34.3% | 29.7% | 30.5% |
| Married couple, no children | 50.2% | 44.5% | 42.9% |
| Non Family Households | 2,487 | 2,967 | 43,255,233 |
| Single householder, w/children | 6.9% | 15.0% | 15.8% |
| Single householder, no children | 8.5% | 10.9% | 10.8% |