| | Queens, NY | Cambridge, MA | United States |
| Population | 2,393,104 | 116,892 | 329,725,481 |
| Female Population | 51.2% | 50.0% | 50.5% |
| Male Population | 48.8% | 50.0% | 49.5% |
| Median Age | 39.6 | 30.5 | 38.4 |
| space3 | | | |
| Population - 2010 | 2,234,574 | 105,017 | 309,327,143 |
| Population - 2000 | 2,229,379 | 101,355 | 285,036,114 |
| Population - 1990 | 1,951,598 | 95,802 | 251,960,433 |
| Pop. 2000 to Now | -0.2% | 17.6% | 15.6% |
| Pop. 1990 to Now | 14.1% | 24.4% | 30.8% |
| space4 | | | |
| Population Density | 22,049.8 | 18,284.4 | 93.4 |
| Land Area | 108.5 | 6.4 | 3,531,905.4 |
| Water Area | 69.7 | 0.7 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Queens, NY | Cambridge, MA | United States |
| Age 0 to 4 | 6.0% | 4.3% | 5.9% |
| Age 5 to 9 | 5.2% | 3.5% | 6.1% |
| Age 10 to 14 | 5.8% | 2.8% | 6.6% |
| Age 15 to 17 | 3.2% | 1.9% | 3.9% |
| Age 18 to 20 | 3.0% | 9.2% | 4.0% |
| Age 21 to 24 | 4.4% | 10.9% | 5.2% |
| Age 25 to 34 | 15.6% | 27.8% | 13.8% |
| Age 35 to 44 | 13.8% | 13.3% | 12.9% |
| Age 45 to 54 | 13.5% | 7.7% | 12.6% |
| Age 55 to 59 | 7.1% | 3.6% | 6.7% |
| Age 60 to 64 | 6.3% | 3.8% | 6.3% |
| Age 65 to 74 | 9.3% | 6.8% | 9.6% |
| Age 75 to 84 | 4.6% | 3.0% | 4.5% |
| Age 85 and over | 2.1% | 1.5% | 1.9% |
| space1 | | | |
| Race | | | |
| | Queens, NY | Cambridge, MA | United States |
| White | 24.6% | 57.5% | 59.4% |
| Black | 16.8% | 10.0% | 12.2% |
| Asian | 25.6% | 18.2% | 5.6% |
| Native American | 0.3% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 2.0% | 0.8% | 0.4% |
| Two or More Races | 2.8% | 4.6% | 3.2% |
| Hispanic | 27.9% | 8.8% | 18.4% |
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| Marriage & Family | | | |
| | Queens, NY | Cambridge, MA | United States |
| Married Population | 48.4% | 33.9% | 49.8% |
| Currently Married | 45.9% | 33.1% | 48.0% |
| Married but Separated | 2.5% | 0.7% | 1.8% |
| Single Population | 51.6% | 66.1% | 50.2% |
| Never Married | 38.1% | 57.9% | 33.8% |
| Divorced | 7.6% | 5.6% | 10.8% |
| Widowed | 5.9% | 2.6% | 5.6% |
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| Household Size | 2.93 | 2.09 | 2.60 |
| Households | 807,468 | 47,777 | 124,010,992 |
| Family Households | 544,087 | 19,584 | 80,755,759 |
| Married couple, w/children | 29.0% | 31.7% | 30.5% |
| Married couple, no children | 38.7% | 47.0% | 42.9% |
| Non Family Households | 263,381 | 28,193 | 43,255,233 |
| Single householder, w/children | 13.8% | 10.6% | 15.8% |
| Single householder, no children | 18.6% | 10.7% | 10.8% |