| | North Arlington, NJ | Woodbridge township, NJ | United States |
| Population | 16,339 | 103,353 | 329,725,481 |
| Female Population | 50.7% | 48.7% | 50.5% |
| Male Population | 49.3% | 51.3% | 49.5% |
| Median Age | 41 | 40.2 | 38.4 |
| space3 | | | |
| Population - 2010 | 15,415 | 99,360 | 309,327,143 |
| Population - 2000 | 15,181 | 97,203 | 285,036,114 |
| Population - 1990 | 13,790 | 93,086 | 251,960,433 |
| Pop. 2000 to Now | 2.8% | 2.3% | 15.6% |
| Pop. 1990 to Now | 13.2% | 6.8% | 30.8% |
| space4 | | | |
| Population Density | 6,577.7 | 4,452.4 | 93.4 |
| Land Area | 2.5 | 23.2 | 3,531,905.4 |
| Water Area | 0.0 | 1.3 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | North Arlington, NJ | Woodbridge township, NJ | United States |
| Age 0 to 4 | 4.4% | 5.9% | 5.9% |
| Age 5 to 9 | 3.8% | 6.0% | 6.1% |
| Age 10 to 14 | 6.7% | 5.8% | 6.6% |
| Age 15 to 17 | 2.0% | 3.7% | 3.9% |
| Age 18 to 20 | 2.8% | 2.9% | 4.0% |
| Age 21 to 24 | 4.4% | 3.8% | 5.2% |
| Age 25 to 34 | 15.9% | 13.8% | 13.8% |
| Age 35 to 44 | 15.3% | 14.3% | 12.9% |
| Age 45 to 54 | 13.1% | 15.0% | 12.6% |
| Age 55 to 59 | 9.4% | 7.2% | 6.7% |
| Age 60 to 64 | 5.2% | 6.4% | 6.3% |
| Age 65 to 74 | 10.8% | 9.0% | 9.6% |
| Age 75 to 84 | 4.4% | 4.5% | 4.5% |
| Age 85 and over | 1.8% | 1.7% | 1.9% |
| space1 | | | |
| Race | | | |
| | North Arlington, NJ | Woodbridge township, NJ | United States |
| White | 56.7% | 39.9% | 59.4% |
| Black | 2.6% | 11.3% | 12.2% |
| Asian | 6.4% | 22.9% | 5.6% |
| Native American | 0.0% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 1.6% | 0.5% | 0.4% |
| Two or More Races | 1.6% | 2.4% | 3.2% |
| Hispanic | 31.1% | 22.9% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | North Arlington, NJ | Woodbridge township, NJ | United States |
| Married Population | 54.2% | 54.8% | 49.8% |
| Currently Married | 53.8% | 53.5% | 48.0% |
| Married but Separated | 0.4% | 1.3% | 1.8% |
| Single Population | 45.8% | 45.2% | 50.2% |
| Never Married | 30.1% | 31.4% | 33.8% |
| Divorced | 9.3% | 8.1% | 10.8% |
| Widowed | 6.4% | 5.8% | 5.6% |
| space5 | | | |
| Household Size | 2.45 | 2.83 | 2.60 |
| Households | 6,660 | 35,191 | 124,010,992 |
| Family Households | 4,557 | 26,535 | 80,755,759 |
| Married couple, w/children | 30.1% | 36.6% | 30.5% |
| Married couple, no children | 47.2% | 39.4% | 42.9% |
| Non Family Households | 2,103 | 8,656 | 43,255,233 |
| Single householder, w/children | 11.0% | 11.8% | 15.8% |
| Single householder, no children | 11.8% | 12.3% | 10.8% |