| | Montrose, NY | Yonkers, NY | United States |
| Population | 3,432 | 209,730 | 329,725,481 |
| Female Population | 56.7% | 51.4% | 50.5% |
| Male Population | 43.3% | 48.6% | 49.5% |
| Median Age | 38.6 | 39.1 | 38.4 |
| space3 | | | |
| Population - 2010 | 2,767 | 196,510 | 309,327,143 |
| Population - 2000 | 2,815 | 196,086 | 285,036,114 |
| Population - 1990 | 3,310 | 188,082 | 251,960,433 |
| Pop. 2000 to Now | 7.5% | 2.0% | 15.6% |
| Pop. 1990 to Now | -8.6% | 6.4% | 30.8% |
| space4 | | | |
| Population Density | 2,126.4 | 11,643.9 | 93.4 |
| Land Area | 1.6 | 18.0 | 3,531,905.4 |
| Water Area | 0.1 | 2.3 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Montrose, NY | Yonkers, NY | United States |
| Age 0 to 4 | 8.3% | 6.1% | 5.9% |
| Age 5 to 9 | 5.0% | 5.3% | 6.1% |
| Age 10 to 14 | 4.0% | 6.1% | 6.6% |
| Age 15 to 17 | 3.1% | 3.8% | 3.9% |
| Age 18 to 20 | 3.1% | 4.1% | 4.0% |
| Age 21 to 24 | 13.8% | 4.8% | 5.2% |
| Age 25 to 34 | 7.7% | 14.3% | 13.8% |
| Age 35 to 44 | 11.1% | 12.9% | 12.9% |
| Age 45 to 54 | 12.4% | 12.8% | 12.6% |
| Age 55 to 59 | 10.8% | 6.8% | 6.7% |
| Age 60 to 64 | 8.6% | 6.2% | 6.3% |
| Age 65 to 74 | 7.9% | 9.1% | 9.6% |
| Age 75 to 84 | 2.9% | 5.1% | 4.5% |
| Age 85 and over | 1.4% | 2.6% | 1.9% |
| space1 | | | |
| Race | | | |
| | Montrose, NY | Yonkers, NY | United States |
| White | 75.6% | 35.4% | 59.4% |
| Black | 2.1% | 15.6% | 12.2% |
| Asian | 1.0% | 5.7% | 5.6% |
| Native American | 0.0% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 1.2% | 0.4% |
| Two or More Races | 2.7% | 1.8% | 3.2% |
| Hispanic | 18.6% | 40.0% | 18.4% |
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| Marriage & Family | | | |
| | Montrose, NY | Yonkers, NY | United States |
| Married Population | 53.1% | 46.2% | 49.8% |
| Currently Married | 51.1% | 43.6% | 48.0% |
| Married but Separated | 1.9% | 2.6% | 1.8% |
| Single Population | 46.9% | 53.8% | 50.2% |
| Never Married | 36.4% | 38.2% | 33.8% |
| Divorced | 7.1% | 9.3% | 10.8% |
| Widowed | 3.4% | 6.3% | 5.6% |
| space5 | | | |
| Household Size | 3.06 | 2.55 | 2.60 |
| Households | 1,122 | 80,936 | 124,010,992 |
| Family Households | 843 | 51,188 | 80,755,759 |
| Married couple, w/children | 35.6% | 29.0% | 30.5% |
| Married couple, no children | 47.2% | 36.0% | 42.9% |
| Non Family Households | 279 | 29,748 | 43,255,233 |
| Single householder, w/children | 11.4% | 18.7% | 15.8% |
| Single householder, no children | 5.8% | 16.3% | 10.8% |