| PEOPLE | Zachary | Denham Springs | United States |
| Population | 14,960 | 10,215 | 308,035,306 |
| Pop. Density | 625 | 1,401 | 87 |
| Pop. Change | 32.75% | 15.44% | 8.07% |
| Median Age | 34.6 | 36.3 | 37.3 |
| Households | 5,164 | 4,000 | 116,716,292 |
| Household Size | 2.86 | 2.55 | 2.58 |
| Male Population | 47.30% | 47.11% | 49.27% |
| Female Population | 52.70% | 52.89% | 50.96% |
| Married Population | 54.40% | 46.22% | 47.02% |
| Single Population | 45.60% | 53.78% | 52.98% |
| ESTIMATED TOTAL POPULATION BY AGE | | | |
| Age 0 to 4 | 7.47% | 6.97% | 6.56% |
| Age 5 to 9 | 8.58% | 6.58% | 6.61% |
| Age 10 to 14 | 8.56% | 7.25% | 6.71% |
| Age 15 to 17 | 4.99% | 4.69% | 4.21% |
| Age 18 to 20 | 2.59% | 2.56% | 2.95% |
| Age 21 to 24 | 5.29% | 6.40% | 7.01% |
| Age 25 to 34 | 13.12% | 13.91% | 13.33% |
| Age 35 to 44 | 14.48% | 12.21% | 13.33% |
| Age 45 to 49 | 14.36% | 13.75% | 14.61% |
| Age 50 to 54 | 14.36% | 13.75% | 14.61% |
| Age 55 to 59 | 10.22% | 12.99% | 11.84% |
| Age 60 to 64 | 10.22% | 12.99% | 11.84% |
| Age 65 to 74 | 5.76% | 6.83% | 7.05% |
| Age 75 to 84 | 3.16% | 4.29% | 4.24% |
| Age 85 and over | 1.41% | 1.56% | 1.78% |
| RACE | | | |
| White | 61.66% | 81.31% | 72.41% |
| Black | 35.42% | 14.93% | 12.61% |
| Asian | 0.83% | 0.53% | 4.75% |
| American Indian | 0.31% | 0.38% | 0.95% |
| Other | 1.78% | 2.85% | 9.28% |
| Hispanic | 4.69% | 1.30% | 16.35% |
| Non-Hispanic | 95.31% | 98.70% | 83.65% |
| FAMILY | | | |
| Married, w/children | 37.10% | 25.04% | 30.42% |
| Married, no children | 36.93% | 40.73% | 42.46% |
| Single, w/children | 14.56% | 17.89% | 14.39% |
| Single, no children | 11.41% | 16.34% | 12.73% |
| Divorced | 8.37% | 13.36% | 10.62% |
| Separated | 3.23% | 5.45% | 4.97% |
| Widowed | 6.86% | 8.21% | 6.14% |
| Now Married | 54.54% | 45.44% | 46.32% |
| Never Married | 27.00% | 27.53% | 31.95% |
