| | Wyckoff, NJ | Glen Rock, NJ | United States |
| Population | 16,746 | 12,098 | 329,725,481 |
| Female Population | 51.4% | 48.8% | 50.5% |
| Male Population | 48.6% | 51.2% | 49.5% |
| Median Age | 46.7 | 38.2 | 38.4 |
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| Population - 2010 | 16,740 | 11,597 | 309,327,143 |
| Population - 2000 | 16,508 | 11,546 | 285,036,114 |
| Population - 1990 | 15,372 | 10,883 | 251,960,433 |
| Pop. 2000 to Now | 2.2% | 0.9% | 15.6% |
| Pop. 1990 to Now | 9.7% | 7.1% | 30.8% |
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| Population Density | 2,560.6 | 4,475.8 | 93.4 |
| Land Area | 6.5 | 2.7 | 3,531,905.4 |
| Water Area | 0.1 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Wyckoff, NJ | Glen Rock, NJ | United States |
| Age 0 to 4 | 4.4% | 8.4% | 5.9% |
| Age 5 to 9 | 7.8% | 6.3% | 6.1% |
| Age 10 to 14 | 8.7% | 13.7% | 6.6% |
| Age 15 to 17 | 3.8% | 4.8% | 3.9% |
| Age 18 to 20 | 2.3% | 3.5% | 4.0% |
| Age 21 to 24 | 3.2% | 4.5% | 5.2% |
| Age 25 to 34 | 6.0% | 4.0% | 13.8% |
| Age 35 to 44 | 12.1% | 13.0% | 12.9% |
| Age 45 to 54 | 13.0% | 20.3% | 12.6% |
| Age 55 to 59 | 9.5% | 4.8% | 6.7% |
| Age 60 to 64 | 8.6% | 5.0% | 6.3% |
| Age 65 to 74 | 11.9% | 7.2% | 9.6% |
| Age 75 to 84 | 5.0% | 3.0% | 4.5% |
| Age 85 and over | 3.7% | 1.5% | 1.9% |
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| Race | | | |
| | Wyckoff, NJ | Glen Rock, NJ | United States |
| White | 87.7% | 75.9% | 59.4% |
| Black | 1.0% | 2.1% | 12.2% |
| Asian | 5.2% | 12.2% | 5.6% |
| Native American | 0.1% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.1% | 0.4% |
| Two or More Races | 0.8% | 4.9% | 3.2% |
| Hispanic | 5.4% | 4.7% | 18.4% |
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| Marriage & Family | | | |
| | Wyckoff, NJ | Glen Rock, NJ | United States |
| Married Population | 64.1% | 69.6% | 49.8% |
| Currently Married | 63.1% | 69.4% | 48.0% |
| Married but Separated | 1.0% | 0.2% | 1.8% |
| Single Population | 35.9% | 30.4% | 50.2% |
| Never Married | 21.5% | 23.1% | 33.8% |
| Divorced | 6.6% | 4.2% | 10.8% |
| Widowed | 7.7% | 3.1% | 5.6% |
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| Household Size | 2.82 | 3.33 | 2.60 |
| Households | 5,749 | 3,630 | 124,010,992 |
| Family Households | 4,608 | 3,218 | 80,755,759 |
| Married couple, w/children | 37.3% | 54.0% | 30.5% |
| Married couple, no children | 50.1% | 36.7% | 42.9% |
| Non Family Households | 1,141 | 412 | 43,255,233 |
| Single householder, w/children | 5.2% | 5.0% | 15.8% |
| Single householder, no children | 7.4% | 4.3% | 10.8% |