| Locust Valley, NY | Katonah, NY | United States |
Population | 3,607 | 1,907 | 329,725,481 |
Female Population | 47.0% | 58.6% | 50.5% |
Male Population | 53.0% | 41.4% | 49.5% |
Median Age | 41.5 | 35.3 | 38.4 |
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Population - 2010 | 3,091 | 1,467 | 309,327,143 |
Population - 2000 | 3,521 | 1,710 | 285,036,114 |
Population - 1990 | 3,963 | 1,625 | 251,960,433 |
Pop. 2000 to Now | -10.1% | 21.9% | 15.6% |
Pop. 1990 to Now | -20.1% | 28.3% | 30.8% |
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Population Density | 3,976.9 | 2,630.3 | 93.4 |
Land Area | 0.9 | 0.7 | 3,531,905.4 |
Water Area | 0.0 | 0.1 | 264,836.8 |
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Est. Total Population By Age | | | |
| Locust Valley, NY | Katonah, NY | United States |
Age 0 to 4 | 5.9% | 11.2% | 5.9% |
Age 5 to 9 | 6.5% | 11.6% | 6.1% |
Age 10 to 14 | 11.4% | 5.2% | 6.6% |
Age 15 to 17 | 4.5% | 3.9% | 3.9% |
Age 18 to 20 | 4.3% | 2.6% | 4.0% |
Age 21 to 24 | 2.4% | 2.3% | 5.2% |
Age 25 to 34 | 7.8% | 12.9% | 13.8% |
Age 35 to 44 | 12.4% | 9.8% | 12.9% |
Age 45 to 54 | 19.1% | 9.5% | 12.6% |
Age 55 to 59 | 4.5% | 8.1% | 6.7% |
Age 60 to 64 | 8.2% | 8.5% | 6.3% |
Age 65 to 74 | 7.5% | 8.9% | 9.6% |
Age 75 to 84 | 2.2% | 4.2% | 4.5% |
Age 85 and over | 3.4% | 1.2% | 1.9% |
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Race | | | |
| Locust Valley, NY | Katonah, NY | United States |
White | 79.3% | 78.8% | 59.4% |
Black | 1.5% | 0.0% | 12.2% |
Asian | 0.7% | 4.0% | 5.6% |
Native American | 0.0% | 0.0% | 0.6% |
Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
Other | 0.0% | 0.0% | 0.4% |
Two or More Races | 1.1% | 0.0% | 3.2% |
Hispanic | 17.4% | 17.2% | 18.4% |
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Marriage & Family | | | |
| Locust Valley, NY | Katonah, NY | United States |
Married Population | 62.0% | 60.5% | 49.8% |
Currently Married | 61.4% | 60.5% | 48.0% |
Married but Separated | 0.6% | 0.0% | 1.8% |
Single Population | 38.0% | 39.5% | 50.2% |
Never Married | 28.3% | 20.7% | 33.8% |
Divorced | 6.1% | 16.7% | 10.8% |
Widowed | 3.6% | 2.1% | 5.6% |
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Household Size | 2.97 | 2.88 | 2.60 |
Households | 1,209 | 663 | 124,010,992 |
Family Households | 961 | 551 | 80,755,759 |
Married couple, w/children | 35.5% | 37.4% | 30.5% |
Married couple, no children | 50.1% | 36.5% | 42.9% |
Non Family Households | 248 | 112 | 43,255,233 |
Single householder, w/children | 9.7% | 18.1% | 15.8% |
Single householder, no children | 4.8% | 8.0% | 10.8% |