| PEOPLE | Westbury | East Meadow | United States |
| Population | 15,146 | 38,132 | 308,035,306 |
| Pop. Density | 6,380 | 6,049 | 87 |
| Pop. Change | 5.62% | 1.97% | 8.07% |
| Median Age | 39.2 | 42 | 37.3 |
| Households | 5,078 | 12,410 | 116,716,292 |
| Household Size | 2.97 | 2.91 | 2.58 |
| Male Population | 49.02% | 49.55% | 49.27% |
| Female Population | 50.98% | 50.45% | 50.96% |
| Married Population | 45.75% | 53.02% | 47.02% |
| Single Population | 54.25% | 46.98% | 52.98% |
| ESTIMATED TOTAL POPULATION BY AGE | | | |
| Age 0 to 4 | 5.70% | 4.96% | 6.56% |
| Age 5 to 9 | 5.14% | 5.36% | 6.61% |
| Age 10 to 14 | 5.51% | 6.13% | 6.71% |
| Age 15 to 17 | 3.76% | 4.19% | 4.21% |
| Age 18 to 20 | 2.20% | 2.27% | 2.95% |
| Age 21 to 24 | 6.65% | 6.35% | 7.01% |
| Age 25 to 34 | 15.09% | 12.07% | 13.33% |
| Age 35 to 44 | 14.02% | 12.91% | 13.33% |
| Age 45 to 49 | 14.68% | 16.03% | 14.61% |
| Age 50 to 54 | 14.68% | 16.03% | 14.61% |
| Age 55 to 59 | 12.58% | 12.94% | 11.84% |
| Age 60 to 64 | 12.58% | 12.94% | 11.84% |
| Age 65 to 74 | 7.26% | 6.65% | 7.05% |
| Age 75 to 84 | 4.60% | 6.38% | 4.24% |
| Age 85 and over | 2.83% | 3.76% | 1.78% |
| RACE | | | |
| White | 54.98% | 77.33% | 72.41% |
| Black | 21.84% | 5.18% | 12.61% |
| Asian | 5.98% | 11.61% | 4.75% |
| American Indian | 0.36% | 0.11% | 0.95% |
| Other | 16.84% | 5.76% | 9.28% |
| Hispanic | 0.68% | 1.39% | 16.35% |
| Non-Hispanic | 99.32% | 98.61% | 83.65% |
| FAMILY | | | |
| Married, w/children | 30.26% | 36.22% | 30.42% |
| Married, no children | 45.25% | 45.99% | 42.46% |
| Single, w/children | 8.03% | 5.39% | 14.39% |
| Single, no children | 16.46% | 12.40% | 12.73% |
| Divorced | 5.93% | 6.31% | 10.62% |
| Separated | 4.18% | 7.06% | 4.97% |
| Widowed | 6.47% | 7.69% | 6.14% |
| Now Married | 46.38% | 52.77% | 46.32% |
| Never Married | 37.04% | 26.17% | 31.95% |
