| PEOPLE | Flower Mound | Florham Park | United States |
| Population | 64,669 | 11,696 | 308,035,306 |
| Pop. Density | 1,563 | 1,605 | 87 |
| Pop. Change | 28.81% | 31.50% | 8.07% |
| Median Age | 37.7 | 38 | 37.3 |
| Households | 21,011 | 4,003 | 116,716,292 |
| Household Size | 3.06 | 2.48 | 2.58 |
| Male Population | 49.61% | 45.53% | 49.27% |
| Female Population | 50.39% | 54.47% | 50.96% |
| Married Population | 66.71% | 58.67% | 47.02% |
| Single Population | 33.29% | 41.33% | 52.98% |
| ESTIMATED TOTAL POPULATION BY AGE | | | |
| Age 0 to 4 | 6.01% | 4.74% | 6.56% |
| Age 5 to 9 | 9.63% | 5.38% | 6.61% |
| Age 10 to 14 | 10.91% | 5.91% | 6.71% |
| Age 15 to 17 | 6.16% | 3.17% | 4.21% |
| Age 18 to 20 | 2.31% | 8.23% | 2.95% |
| Age 21 to 24 | 3.25% | 10.65% | 7.01% |
| Age 25 to 34 | 7.28% | 8.55% | 13.33% |
| Age 35 to 44 | 18.82% | 12.17% | 13.33% |
| Age 45 to 49 | 20.46% | 12.95% | 14.61% |
| Age 50 to 54 | 20.46% | 12.95% | 14.61% |
| Age 55 to 59 | 9.63% | 11.43% | 11.84% |
| Age 60 to 64 | 9.63% | 11.43% | 11.84% |
| Age 65 to 74 | 3.66% | 8.17% | 7.05% |
| Age 75 to 84 | 1.37% | 5.72% | 4.24% |
| Age 85 and over | 0.50% | 2.93% | 1.78% |
| RACE | | | |
| White | 83.89% | 86.35% | 72.41% |
| Black | 3.19% | 4.35% | 12.61% |
| Asian | 8.57% | 6.37% | 4.75% |
| American Indian | 0.53% | 0.07% | 0.95% |
| Other | 3.83% | 2.86% | 9.28% |
| Hispanic | 1.87% | 0.00% | 16.35% |
| Non-Hispanic | 98.13% | 100.00% | 83.65% |
| FAMILY | | | |
| Married, w/children | 51.89% | 35.69% | 30.42% |
| Married, no children | 35.53% | 48.48% | 42.46% |
| Single, w/children | 8.17% | 6.90% | 14.39% |
| Single, no children | 4.41% | 8.93% | 12.73% |
| Divorced | 7.21% | 6.39% | 10.62% |
| Separated | 2.05% | 2.18% | 4.97% |
| Widowed | 2.24% | 7.41% | 6.14% |
| Now Married | 66.66% | 58.07% | 46.32% |
| Never Married | 21.85% | 25.95% | 31.95% |