| PEOPLE | San Antonio | Twentynine Palms | United States |
| Population | 1,327,407 | 25,048 | 308,035,306 |
| Pop. Density | 2,880 | 424 | 87 |
| Pop. Change | 16.41% | -12.22% | 8.07% |
| Median Age | 32.8 | 23.8 | 37.3 |
| Households | 479,642 | 8,095 | 116,716,292 |
| Household Size | 2.7 | 2.66 | 2.58 |
| Male Population | 48.79% | 56.33% | 49.27% |
| Female Population | 51.21% | 43.67% | 50.96% |
| Married Population | 40.40% | 47.12% | 47.02% |
| Single Population | 59.60% | 52.88% | 52.98% |
| ESTIMATED TOTAL POPULATION BY AGE | | | |
| Age 0 to 4 | 7.57% | 11.05% | 6.56% |
| Age 5 to 9 | 7.48% | 6.43% | 6.61% |
| Age 10 to 14 | 7.34% | 5.25% | 6.71% |
| Age 15 to 17 | 4.43% | 2.87% | 4.21% |
| Age 18 to 20 | 3.29% | 5.33% | 2.95% |
| Age 21 to 24 | 8.11% | 24.66% | 7.01% |
| Age 25 to 34 | 14.85% | 17.42% | 13.33% |
| Age 35 to 44 | 13.23% | 8.11% | 13.33% |
| Age 45 to 49 | 13.17% | 7.33% | 14.61% |
| Age 50 to 54 | 13.17% | 7.33% | 14.61% |
| Age 55 to 59 | 10.08% | 5.75% | 11.84% |
| Age 60 to 64 | 10.08% | 5.75% | 11.84% |
| Age 65 to 74 | 5.62% | 3.29% | 7.05% |
| Age 75 to 84 | 3.46% | 1.80% | 4.24% |
| Age 85 and over | 1.36% | 0.71% | 1.78% |
| RACE | | | |
| White | 72.58% | 71.61% | 72.41% |
| Black | 6.88% | 8.24% | 12.61% |
| Asian | 2.43% | 3.91% | 4.75% |
| American Indian | 0.89% | 1.31% | 0.95% |
| Other | 17.23% | 14.93% | 9.28% |
| Hispanic | 12.08% | 4.61% | 16.35% |
| Non-Hispanic | 87.92% | 95.39% | 83.65% |
| FAMILY | | | |
| Married, w/children | 29.55% | 39.58% | 30.42% |
| Married, no children | 34.98% | 35.88% | 42.46% |
| Single, w/children | 18.79% | 16.42% | 14.39% |
| Single, no children | 16.67% | 8.12% | 12.73% |
| Divorced | 12.59% | 12.42% | 10.62% |
| Separated | 7.34% | 7.53% | 4.97% |
| Widowed | 5.90% | 5.46% | 6.14% |
| Now Married | 40.78% | 47.02% | 46.32% |
| Never Married | 33.39% | 27.57% | 31.95% |
