| | Pompton Lakes, NJ | Melbourne, FL | United States |
| Population | 11,113 | 83,500 | 329,725,481 |
| Female Population | 50.7% | 51.8% | 50.5% |
| Male Population | 49.3% | 48.2% | 49.5% |
| Median Age | 40 | 42.4 | 38.4 |
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| Population - 2010 | 11,109 | 76,371 | 309,327,143 |
| Population - 2000 | 10,640 | 71,382 | 285,036,114 |
| Population - 1990 | 10,539 | 59,646 | 251,960,433 |
| Pop. 2000 to Now | 2.7% | 16.8% | 15.6% |
| Pop. 1990 to Now | 3.7% | 39.8% | 30.8% |
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| Population Density | 3,849.3 | 1,896.0 | 93.4 |
| Land Area | 2.9 | 44.0 | 3,531,905.4 |
| Water Area | 0.3 | 5.8 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Pompton Lakes, NJ | Melbourne, FL | United States |
| Age 0 to 4 | 5.7% | 4.7% | 5.9% |
| Age 5 to 9 | 5.6% | 4.6% | 6.1% |
| Age 10 to 14 | 5.8% | 5.6% | 6.6% |
| Age 15 to 17 | 4.5% | 3.2% | 3.9% |
| Age 18 to 20 | 2.2% | 4.0% | 4.0% |
| Age 21 to 24 | 5.6% | 5.2% | 5.2% |
| Age 25 to 34 | 12.2% | 14.7% | 13.8% |
| Age 35 to 44 | 15.5% | 10.4% | 12.9% |
| Age 45 to 54 | 11.9% | 11.8% | 12.6% |
| Age 55 to 59 | 8.1% | 7.4% | 6.7% |
| Age 60 to 64 | 7.5% | 6.9% | 6.3% |
| Age 65 to 74 | 8.2% | 11.9% | 9.6% |
| Age 75 to 84 | 5.0% | 5.8% | 4.5% |
| Age 85 and over | 2.3% | 3.9% | 1.9% |
| space1 | | | |
| Race | | | |
| | Pompton Lakes, NJ | Melbourne, FL | United States |
| White | 78.0% | 69.2% | 59.4% |
| Black | 1.5% | 9.6% | 12.2% |
| Asian | 6.3% | 4.0% | 5.6% |
| Native American | 0.0% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.2% | 0.2% |
| Other | 1.0% | 0.5% | 0.4% |
| Two or More Races | 2.4% | 4.1% | 3.2% |
| Hispanic | 10.9% | 12.4% | 18.4% |
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| Marriage & Family | | | |
| | Pompton Lakes, NJ | Melbourne, FL | United States |
| Married Population | 54.4% | 43.7% | 49.8% |
| Currently Married | 52.9% | 41.9% | 48.0% |
| Married but Separated | 1.5% | 1.7% | 1.8% |
| Single Population | 45.6% | 56.3% | 50.2% |
| Never Married | 31.6% | 33.3% | 33.8% |
| Divorced | 9.0% | 15.0% | 10.8% |
| Widowed | 5.0% | 8.0% | 5.6% |
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| Household Size | 2.63 | 2.35 | 2.60 |
| Households | 4,224 | 34,473 | 124,010,992 |
| Family Households | 3,006 | 18,851 | 80,755,759 |
| Married couple, w/children | 31.7% | 24.4% | 30.5% |
| Married couple, no children | 48.3% | 46.0% | 42.9% |
| Non Family Households | 1,218 | 15,622 | 43,255,233 |
| Single householder, w/children | 10.6% | 16.5% | 15.8% |
| Single householder, no children | 9.4% | 13.1% | 10.8% |