| PEOPLE | Royal Oak charter township | Shelby | United States |
| Population | 2,419 | 20,323 | 308,035,306 |
| Pop. Density | 4,377 | 964 | 87 |
| Pop. Change | -14.82% | -4.82% | 8.07% |
| Median Age | 37.3 | 41.3 | 37.3 |
| Households | 1,024 | 8,570 | 116,716,292 |
| Household Size | 2.36 | 2.33 | 2.58 |
| Male Population | 41.79% | 46.33% | 49.27% |
| Female Population | 58.21% | 53.67% | 50.96% |
| Married Population | 19.69% | 39.44% | 47.02% |
| Single Population | 80.31% | 60.56% | 52.98% |
| ESTIMATED TOTAL POPULATION BY AGE | | | |
| Age 0 to 4 | 6.12% | 6.48% | 6.56% |
| Age 5 to 9 | 6.41% | 6.27% | 6.61% |
| Age 10 to 14 | 8.31% | 6.39% | 6.71% |
| Age 15 to 17 | 6.57% | 4.40% | 4.21% |
| Age 18 to 20 | 3.47% | 2.60% | 2.95% |
| Age 21 to 24 | 5.79% | 5.63% | 7.01% |
| Age 25 to 34 | 10.62% | 10.83% | 13.33% |
| Age 35 to 44 | 11.04% | 12.24% | 13.33% |
| Age 45 to 49 | 11.53% | 14.32% | 14.61% |
| Age 50 to 54 | 11.53% | 14.32% | 14.61% |
| Age 55 to 59 | 12.24% | 13.14% | 11.84% |
| Age 60 to 64 | 12.24% | 13.14% | 11.84% |
| Age 65 to 74 | 8.76% | 8.91% | 7.05% |
| Age 75 to 84 | 5.83% | 6.35% | 4.24% |
| Age 85 and over | 3.31% | 2.45% | 1.78% |
| RACE | | | |
| White | 1.41% | 54.69% | 72.41% |
| Black | 95.33% | 41.32% | 12.61% |
| Asian | 0.04% | 0.82% | 4.75% |
| American Indian | 0.12% | 0.36% | 0.95% |
| Other | 3.10% | 2.81% | 9.28% |
| Hispanic | 1.79% | 1.83% | 16.35% |
| Non-Hispanic | 98.21% | 98.17% | 83.65% |
| FAMILY | | | |
| Married, w/children | 11.23% | 17.65% | 30.42% |
| Married, no children | 15.54% | 41.27% | 42.46% |
| Single, w/children | 37.13% | 21.96% | 14.39% |
| Single, no children | 36.10% | 19.12% | 12.73% |
| Divorced | 15.75% | 10.62% | 10.62% |
| Separated | 7.88% | 9.55% | 4.97% |
| Widowed | 12.64% | 11.03% | 6.14% |
| Now Married | 19.43% | 39.77% | 46.32% |
| Never Married | 44.30% | 29.03% | 31.95% |
