| | Airmont, NY | Linden, NJ | United States |
| Population | 9,964 | 43,387 | 329,725,481 |
| Female Population | 52.0% | 51.4% | 50.5% |
| Male Population | 48.0% | 48.6% | 49.5% |
| Median Age | 29.4 | 40.5 | 38.4 |
| space3 | | | |
| Population - 2010 | 8,644 | 40,593 | 309,327,143 |
| Population - 2000 | 7,799 | 39,394 | 285,036,114 |
| Population - 1990 | 7,835 | 36,701 | 251,960,433 |
| Pop. 2000 to Now | 12.4% | 6.8% | 15.6% |
| Pop. 1990 to Now | 11.9% | 14.7% | 30.8% |
| space4 | | | |
| Population Density | 2,182.7 | 4,059.4 | 93.4 |
| Land Area | 4.6 | 10.7 | 3,531,905.4 |
| Water Area | 0.0 | 0.7 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Airmont, NY | Linden, NJ | United States |
| Age 0 to 4 | 6.6% | 5.3% | 5.9% |
| Age 5 to 9 | 10.5% | 5.9% | 6.1% |
| Age 10 to 14 | 10.0% | 5.5% | 6.6% |
| Age 15 to 17 | 6.3% | 3.6% | 3.9% |
| Age 18 to 20 | 5.7% | 3.3% | 4.0% |
| Age 21 to 24 | 5.5% | 4.3% | 5.2% |
| Age 25 to 34 | 11.7% | 14.2% | 13.8% |
| Age 35 to 44 | 8.1% | 14.7% | 12.9% |
| Age 45 to 54 | 11.6% | 14.3% | 12.6% |
| Age 55 to 59 | 5.2% | 8.1% | 6.7% |
| Age 60 to 64 | 3.7% | 6.6% | 6.3% |
| Age 65 to 74 | 7.3% | 8.2% | 9.6% |
| Age 75 to 84 | 4.9% | 4.5% | 4.5% |
| Age 85 and over | 2.6% | 1.6% | 1.9% |
| space1 | | | |
| Race | | | |
| | Airmont, NY | Linden, NJ | United States |
| White | 79.0% | 34.5% | 59.4% |
| Black | 3.1% | 28.5% | 12.2% |
| Asian | 2.5% | 3.6% | 5.6% |
| Native American | 0.0% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.1% | 0.4% |
| Two or More Races | 0.2% | 1.9% | 3.2% |
| Hispanic | 15.2% | 31.4% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Airmont, NY | Linden, NJ | United States |
| Married Population | 54.9% | 46.9% | 49.8% |
| Currently Married | 54.3% | 45.3% | 48.0% |
| Married but Separated | 0.6% | 1.6% | 1.8% |
| Single Population | 45.1% | 53.1% | 50.2% |
| Never Married | 33.3% | 36.7% | 33.8% |
| Divorced | 4.3% | 10.0% | 10.8% |
| Widowed | 7.5% | 6.4% | 5.6% |
| space5 | | | |
| Household Size | 3.79 | 2.77 | 2.60 |
| Households | 2,571 | 15,526 | 124,010,992 |
| Family Households | 2,198 | 10,955 | 80,755,759 |
| Married couple, w/children | 45.9% | 29.1% | 30.5% |
| Married couple, no children | 36.1% | 36.1% | 42.9% |
| Non Family Households | 373 | 4,571 | 43,255,233 |
| Single householder, w/children | 8.9% | 15.5% | 15.8% |
| Single householder, no children | 9.1% | 19.2% | 10.8% |