| | Park Ridge, NJ | Wayne, NJ | United States |
| Population | 8,987 | 54,880 | 329,725,481 |
| Female Population | 48.7% | 51.0% | 50.5% |
| Male Population | 51.4% | 49.0% | 49.5% |
| Median Age | 47.7 | 42.6 | 38.4 |
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| Population - 2010 | 8,663 | 54,729 | 309,327,143 |
| Population - 2000 | 8,708 | 54,069 | 285,036,114 |
| Population - 1990 | 8,102 | 47,025 | 251,960,433 |
| Pop. 2000 to Now | -0.9% | -1.7% | 15.6% |
| Pop. 1990 to Now | 6.6% | 13.1% | 30.8% |
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| Population Density | 3,447.3 | 2,311.5 | 93.4 |
| Land Area | 2.6 | 23.7 | 3,531,905.4 |
| Water Area | 0.0 | 1.4 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Park Ridge, NJ | Wayne, NJ | United States |
| Age 0 to 4 | 4.2% | 5.3% | 5.9% |
| Age 5 to 9 | 4.0% | 6.0% | 6.1% |
| Age 10 to 14 | 5.4% | 6.1% | 6.6% |
| Age 15 to 17 | 5.9% | 4.0% | 3.9% |
| Age 18 to 20 | 6.4% | 4.5% | 4.0% |
| Age 21 to 24 | 2.5% | 5.5% | 5.2% |
| Age 25 to 34 | 8.2% | 9.7% | 13.8% |
| Age 35 to 44 | 10.2% | 11.6% | 12.9% |
| Age 45 to 54 | 16.7% | 12.7% | 12.6% |
| Age 55 to 59 | 7.9% | 7.9% | 6.7% |
| Age 60 to 64 | 7.0% | 7.4% | 6.3% |
| Age 65 to 74 | 11.6% | 10.5% | 9.6% |
| Age 75 to 84 | 5.4% | 6.1% | 4.5% |
| Age 85 and over | 4.5% | 3.0% | 1.9% |
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| Race | | | |
| | Park Ridge, NJ | Wayne, NJ | United States |
| White | 79.9% | 74.3% | 59.4% |
| Black | 0.6% | 2.3% | 12.2% |
| Asian | 5.3% | 9.5% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.0% | 0.8% | 0.4% |
| Two or More Races | 1.0% | 1.5% | 3.2% |
| Hispanic | 13.3% | 11.5% | 18.4% |
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| Marriage & Family | | | |
| | Park Ridge, NJ | Wayne, NJ | United States |
| Married Population | 64.7% | 58.0% | 49.8% |
| Currently Married | 64.0% | 57.1% | 48.0% |
| Married but Separated | 0.6% | 1.0% | 1.8% |
| Single Population | 35.3% | 42.0% | 50.2% |
| Never Married | 25.7% | 28.3% | 33.8% |
| Divorced | 4.2% | 7.2% | 10.8% |
| Widowed | 5.5% | 6.4% | 5.6% |
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| Household Size | 2.70 | 2.75 | 2.60 |
| Households | 3,246 | 19,147 | 124,010,992 |
| Family Households | 2,508 | 14,204 | 80,755,759 |
| Married couple, w/children | 38.4% | 37.4% | 30.5% |
| Married couple, no children | 56.8% | 48.0% | 42.9% |
| Non Family Households | 738 | 4,943 | 43,255,233 |
| Single householder, w/children | 3.4% | 6.9% | 15.8% |
| Single householder, no children | 1.3% | 7.7% | 10.8% |