| PEOPLE | Picayune | Davenport | United States |
| Population | 10,878 | 99,685 | 308,035,306 |
| Pop. Density | 840 | 1,584 | 87 |
| Pop. Change | 9.71% | 2.29% | 8.07% |
| Median Age | 36.5 | 35.2 | 37.3 |
| Households | 4,316 | 40,620 | 116,716,292 |
| Household Size | 2.51 | 2.38 | 2.58 |
| Male Population | 46.52% | 48.71% | 49.27% |
| Female Population | 53.48% | 51.29% | 50.96% |
| Married Population | 42.79% | 43.88% | 47.02% |
| Single Population | 57.21% | 56.12% | 52.98% |
| ESTIMATED TOTAL POPULATION BY AGE | | | |
| Age 0 to 4 | 8.57% | 7.28% | 6.56% |
| Age 5 to 9 | 6.79% | 6.64% | 6.61% |
| Age 10 to 14 | 6.32% | 6.24% | 6.71% |
| Age 15 to 17 | 4.08% | 3.86% | 4.21% |
| Age 18 to 20 | 2.73% | 2.99% | 2.95% |
| Age 21 to 24 | 6.95% | 7.78% | 7.01% |
| Age 25 to 34 | 12.96% | 14.90% | 13.33% |
| Age 35 to 44 | 10.98% | 12.28% | 13.33% |
| Age 45 to 49 | 13.27% | 13.84% | 14.61% |
| Age 50 to 54 | 13.27% | 13.84% | 14.61% |
| Age 55 to 59 | 12.13% | 11.62% | 11.84% |
| Age 60 to 64 | 12.13% | 11.62% | 11.84% |
| Age 65 to 74 | 8.07% | 6.33% | 7.05% |
| Age 75 to 84 | 5.05% | 4.08% | 4.24% |
| Age 85 and over | 2.11% | 2.15% | 1.78% |
| RACE | | | |
| White | 59.28% | 80.66% | 72.41% |
| Black | 36.73% | 10.79% | 12.61% |
| Asian | 0.61% | 2.18% | 4.75% |
| American Indian | 0.29% | 0.38% | 0.95% |
| Other | 3.08% | 5.99% | 9.28% |
| Hispanic | 1.57% | 2.16% | 16.35% |
| Non-Hispanic | 98.43% | 97.84% | 83.65% |
| FAMILY | | | |
| Married, w/children | 20.69% | 26.12% | 30.42% |
| Married, no children | 36.78% | 41.99% | 42.46% |
| Single, w/children | 22.93% | 19.55% | 14.39% |
| Single, no children | 19.60% | 12.34% | 12.73% |
| Divorced | 14.92% | 14.24% | 10.62% |
| Separated | 7.00% | 3.17% | 4.97% |
| Widowed | 10.65% | 6.53% | 6.14% |
| Now Married | 43.37% | 43.10% | 46.32% |
| Never Married | 24.06% | 32.96% | 31.95% |
