| Statistic | Preston Hollow | Dallas | Texas |
| Population | 80,473 | 1,338,846 | 28,995,881 |
| Population density (sq mi) | 2,980 | 3,942 | 113 |
| Median age | 39.2 | 32.9 | 34.2 |
| Male/Female ratio | 1.1:1 | 1.0:1 | 1.0:1 |
| Married (15yrs & older) | n/a | 46% | 56% |
| Families w/ Kids under 18 | 50% | 47% | 48% |
| Speak English | n/a | 57% | 65% |
| Speak Spanish | n/a | 37% | 30% |
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| Race | Preston Hollow | Dallas | Texas |
| White | 76.71% | 57.75% | 74.84% |
| Black | 3.09% | 24.30% | 11.95% |
| Asian | 3.34% | 3.61% | 4.36% |
| American Indian | 0.31% | 0.33% | 0.48% |
| Native Hawaiian | 0.00% | 0.04% | 0.08% |
| Mixed race | 6.02% | 6.37% | 2.50% |
| Other race | 10.52% | 7.60% | 5.79% |
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