| | East Hampton, NY | Walla Walla, WA | United States |
| Population | 27,626 | 33,765 | 329,725,481 |
| Female Population | 52.2% | 47.3% | 50.5% |
| Male Population | 47.9% | 52.7% | 49.5% |
| Median Age | 46.7 | 36.5 | 38.4 |
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| Population - 2010 | 21,510 | 32,522 | 309,327,143 |
| Population - 2000 | 19,719 | 29,686 | 285,036,114 |
| Population - 1990 | 16,132 | 26,478 | 251,960,433 |
| Pop. 2000 to Now | 12.1% | 11.5% | 15.6% |
| Pop. 1990 to Now | 37.0% | 25.0% | 30.8% |
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| Population Density | 371.7 | 2,499.1 | 93.4 |
| Land Area | 74.3 | 13.5 | 3,531,905.4 |
| Water Area | 312.2 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | East Hampton, NY | Walla Walla, WA | United States |
| Age 0 to 4 | 6.1% | 4.2% | 5.9% |
| Age 5 to 9 | 5.9% | 5.7% | 6.1% |
| Age 10 to 14 | 4.6% | 6.4% | 6.6% |
| Age 15 to 17 | 1.7% | 3.7% | 3.9% |
| Age 18 to 20 | 2.9% | 7.7% | 4.0% |
| Age 21 to 24 | 3.8% | 6.1% | 5.2% |
| Age 25 to 34 | 10.3% | 13.6% | 13.8% |
| Age 35 to 44 | 11.7% | 12.8% | 12.9% |
| Age 45 to 54 | 12.6% | 11.7% | 12.6% |
| Age 55 to 59 | 8.2% | 5.5% | 6.7% |
| Age 60 to 64 | 9.9% | 4.7% | 6.3% |
| Age 65 to 74 | 14.0% | 9.3% | 9.6% |
| Age 75 to 84 | 6.1% | 4.7% | 4.5% |
| Age 85 and over | 2.1% | 3.7% | 1.9% |
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| Race | | | |
| | East Hampton, NY | Walla Walla, WA | United States |
| White | 68.5% | 66.1% | 59.4% |
| Black | 2.7% | 2.4% | 12.2% |
| Asian | 1.6% | 2.2% | 5.6% |
| Native American | 0.4% | 0.4% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.2% | 0.2% |
| Other | 0.6% | 0.0% | 0.4% |
| Two or More Races | 1.9% | 4.4% | 3.2% |
| Hispanic | 24.3% | 24.2% | 18.4% |
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| Marriage & Family | | | |
| | East Hampton, NY | Walla Walla, WA | United States |
| Married Population | 58.6% | 42.9% | 49.8% |
| Currently Married | 57.4% | 39.8% | 48.0% |
| Married but Separated | 1.2% | 3.2% | 1.8% |
| Single Population | 41.4% | 57.1% | 50.2% |
| Never Married | 27.5% | 38.3% | 33.8% |
| Divorced | 9.4% | 12.8% | 10.8% |
| Widowed | 4.5% | 6.0% | 5.6% |
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| Household Size | 2.51 | 2.36 | 2.60 |
| Households | 10,953 | 12,583 | 124,010,992 |
| Family Households | 7,392 | 7,151 | 80,755,759 |
| Married couple, w/children | 23.2% | 32.0% | 30.5% |
| Married couple, no children | 56.0% | 41.2% | 42.9% |
| Non Family Households | 3,561 | 5,432 | 43,255,233 |
| Single householder, w/children | 14.0% | 16.8% | 15.8% |
| Single householder, no children | 6.8% | 9.9% | 10.8% |