| | Netcong, NJ | Mesa, AZ | United States |
| Population | 3,418 | 497,752 | 329,725,481 |
| Female Population | 53.8% | 50.5% | 50.5% |
| Male Population | 46.3% | 49.5% | 49.5% |
| Median Age | 45.8 | 36.6 | 38.4 |
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| Population - 2010 | 3,233 | 440,833 | 309,327,143 |
| Population - 2000 | 2,580 | 396,375 | 285,036,114 |
| Population - 1990 | 3,311 | 288,091 | 251,960,433 |
| Pop. 2000 to Now | 21.0% | 33.3% | 15.6% |
| Pop. 1990 to Now | -5.7% | 83.3% | 30.8% |
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| Population Density | 4,103.2 | 3,606.7 | 93.4 |
| Land Area | 0.8 | 138.0 | 3,531,905.4 |
| Water Area | 0.1 | 0.8 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Netcong, NJ | Mesa, AZ | United States |
| Age 0 to 4 | 5.4% | 6.4% | 5.9% |
| Age 5 to 9 | 3.9% | 6.6% | 6.1% |
| Age 10 to 14 | 3.2% | 7.0% | 6.6% |
| Age 15 to 17 | 2.6% | 3.8% | 3.9% |
| Age 18 to 20 | 0.5% | 3.7% | 4.0% |
| Age 21 to 24 | 6.0% | 5.2% | 5.2% |
| Age 25 to 34 | 17.1% | 15.2% | 13.8% |
| Age 35 to 44 | 10.8% | 12.4% | 12.9% |
| Age 45 to 54 | 12.7% | 11.6% | 12.6% |
| Age 55 to 59 | 9.5% | 5.9% | 6.7% |
| Age 60 to 64 | 13.6% | 5.6% | 6.3% |
| Age 65 to 74 | 9.9% | 9.4% | 9.6% |
| Age 75 to 84 | 3.1% | 5.1% | 4.5% |
| Age 85 and over | 1.5% | 2.0% | 1.9% |
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| Race | | | |
| | Netcong, NJ | Mesa, AZ | United States |
| White | 71.2% | 60.5% | 59.4% |
| Black | 7.5% | 4.2% | 12.2% |
| Asian | 0.6% | 2.2% | 5.6% |
| Native American | 0.9% | 1.7% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.3% | 0.2% |
| Other | 0.0% | 0.2% | 0.4% |
| Two or More Races | 2.8% | 3.4% | 3.2% |
| Hispanic | 16.9% | 27.5% | 18.4% |
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| Marriage & Family | | | |
| | Netcong, NJ | Mesa, AZ | United States |
| Married Population | 43.1% | 50.2% | 49.8% |
| Currently Married | 38.8% | 48.5% | 48.0% |
| Married but Separated | 4.2% | 1.7% | 1.8% |
| Single Population | 56.9% | 49.8% | 50.2% |
| Never Married | 40.9% | 32.6% | 33.8% |
| Divorced | 11.9% | 12.0% | 10.8% |
| Widowed | 4.1% | 5.2% | 5.6% |
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| Household Size | 1.90 | 2.60 | 2.60 |
| Households | 1,793 | 190,363 | 124,010,992 |
| Family Households | 821 | 124,135 | 80,755,759 |
| Married couple, w/children | 23.6% | 29.3% | 30.5% |
| Married couple, no children | 42.8% | 43.0% | 42.9% |
| Non Family Households | 972 | 66,228 | 43,255,233 |
| Single householder, w/children | 19.9% | 17.3% | 15.8% |
| Single householder, no children | 13.8% | 10.4% | 10.8% |