| | Eastchester, NY | Eden, NY | United States |
| Population | 34,207 | 7,580 | 329,725,481 |
| Female Population | 52.3% | 50.7% | 50.5% |
| Male Population | 47.8% | 49.3% | 49.5% |
| Median Age | 43.5 | 48 | 38.4 |
| space3 | | | |
| Population - 2010 | 32,342 | 7,696 | 309,327,143 |
| Population - 2000 | 31,318 | 8,076 | 285,036,114 |
| Population - 1990 | 30,867 | 7,416 | 251,960,433 |
| Pop. 2000 to Now | 4.2% | -6.0% | 15.6% |
| Pop. 1990 to Now | 5.7% | 2.4% | 30.8% |
| space4 | | | |
| Population Density | 7,048.6 | 190.5 | 93.4 |
| Land Area | 4.9 | 39.8 | 3,531,905.4 |
| Water Area | 0.1 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Eastchester, NY | Eden, NY | United States |
| Age 0 to 4 | 5.7% | 4.6% | 5.9% |
| Age 5 to 9 | 7.0% | 4.3% | 6.1% |
| Age 10 to 14 | 6.4% | 6.5% | 6.6% |
| Age 15 to 17 | 4.2% | 3.8% | 3.9% |
| Age 18 to 20 | 3.3% | 2.4% | 4.0% |
| Age 21 to 24 | 4.8% | 4.2% | 5.2% |
| Age 25 to 34 | 7.7% | 11.7% | 13.8% |
| Age 35 to 44 | 13.2% | 9.8% | 12.9% |
| Age 45 to 54 | 15.4% | 14.8% | 12.6% |
| Age 55 to 59 | 6.7% | 9.1% | 6.7% |
| Age 60 to 64 | 6.2% | 8.8% | 6.3% |
| Age 65 to 74 | 11.3% | 12.2% | 9.6% |
| Age 75 to 84 | 4.4% | 4.1% | 4.5% |
| Age 85 and over | 3.9% | 3.6% | 1.9% |
| space1 | | | |
| Race | | | |
| | Eastchester, NY | Eden, NY | United States |
| White | 75.2% | 94.3% | 59.4% |
| Black | 1.9% | 0.3% | 12.2% |
| Asian | 10.2% | 1.0% | 5.6% |
| Native American | 0.0% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.2% | 0.2% | 0.4% |
| Two or More Races | 2.5% | 1.6% | 3.2% |
| Hispanic | 10.0% | 2.6% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Eastchester, NY | Eden, NY | United States |
| Married Population | 57.0% | 56.4% | 49.8% |
| Currently Married | 56.3% | 55.2% | 48.0% |
| Married but Separated | 0.8% | 1.2% | 1.8% |
| Single Population | 43.0% | 43.6% | 50.2% |
| Never Married | 29.8% | 25.9% | 33.8% |
| Divorced | 7.1% | 11.0% | 10.8% |
| Widowed | 6.1% | 6.7% | 5.6% |
| space5 | | | |
| Household Size | 2.60 | 2.44 | 2.60 |
| Households | 13,032 | 3,054 | 124,010,992 |
| Family Households | 8,565 | 2,140 | 80,755,759 |
| Married couple, w/children | 43.6% | 26.0% | 30.5% |
| Married couple, no children | 39.2% | 56.4% | 42.9% |
| Non Family Households | 4,467 | 914 | 43,255,233 |
| Single householder, w/children | 6.5% | 9.9% | 15.8% |
| Single householder, no children | 10.7% | 7.7% | 10.8% |