| PEOPLE | Dayton | Parish | United States |
| Population | 141,527 | 450 | 308,035,306 |
| Pop. Density | 2,543 | 280 | 87 |
| Pop. Change | -17.54% | -8.58% | 8.07% |
| Median Age | 34.5 | 41.9 | 37.3 |
| Households | 58,404 | 180 | 116,716,292 |
| Household Size | 2.26 | 2.59 | 2.58 |
| Male Population | 48.72% | 49.78% | 49.27% |
| Female Population | 51.28% | 50.22% | 50.96% |
| Married Population | 29.05% | 51.72% | 47.02% |
| Single Population | 70.95% | 48.28% | 52.98% |
| ESTIMATED TOTAL POPULATION BY AGE | | | |
| Age 0 to 4 | 6.92% | 6.22% | 6.56% |
| Age 5 to 9 | 6.21% | 3.56% | 6.61% |
| Age 10 to 14 | 5.85% | 6.89% | 6.71% |
| Age 15 to 17 | 3.94% | 5.78% | 4.21% |
| Age 18 to 20 | 4.26% | 2.00% | 2.95% |
| Age 21 to 24 | 9.98% | 4.44% | 7.01% |
| Age 25 to 34 | 13.53% | 13.11% | 13.33% |
| Age 35 to 44 | 11.77% | 11.33% | 13.33% |
| Age 45 to 49 | 14.23% | 19.78% | 14.61% |
| Age 50 to 54 | 14.23% | 19.78% | 14.61% |
| Age 55 to 59 | 11.52% | 11.11% | 11.84% |
| Age 60 to 64 | 11.52% | 11.11% | 11.84% |
| Age 65 to 74 | 6.17% | 7.33% | 7.05% |
| Age 75 to 84 | 3.99% | 7.33% | 4.24% |
| Age 85 and over | 1.62% | 1.11% | 1.78% |
| RACE | | | |
| White | 51.72% | 97.33% | 72.41% |
| Black | 42.89% | 0.89% | 12.61% |
| Asian | 0.85% | 0.67% | 4.75% |
| American Indian | 0.29% | 0.00% | 0.95% |
| Other | 4.24% | 1.11% | 9.28% |
| Hispanic | 3.29% | 4.23% | 16.35% |
| Non-Hispanic | 96.71% | 95.77% | 83.65% |
| FAMILY | | | |
| Married, w/children | 17.11% | 29.27% | 30.42% |
| Married, no children | 31.57% | 53.66% | 42.46% |
| Single, w/children | 28.00% | 12.20% | 14.39% |
| Single, no children | 23.33% | 4.88% | 12.73% |
| Divorced | 15.75% | 9.52% | 10.62% |
| Separated | 6.73% | 3.01% | 4.97% |
| Widowed | 7.55% | 5.01% | 6.14% |
| Now Married | 28.66% | 50.88% | 46.32% |
| Never Married | 41.30% | 31.58% | 31.95% |
