| PEOPLE | Centennial | Citrus Heights | United States |
| Population | 100,377 | 83,301 | 308,035,306 |
| Pop. Density | 3,495 | 5,855 | 87 |
| Pop. Change | 1.58% | -1.03% | 8.07% |
| Median Age | 41.1 | 36.3 | 37.3 |
| Households | 37,449 | 32,686 | 116,716,292 |
| Household Size | 2.62 | 2.53 | 2.58 |
| Male Population | 49.24% | 48.49% | 49.27% |
| Female Population | 50.76% | 51.51% | 50.96% |
| Married Population | 47.75% | 42.25% | 47.02% |
| Single Population | 52.25% | 57.75% | 52.98% |
| ESTIMATED TOTAL POPULATION BY AGE | | | |
| Age 0 to 4 | 5.32% | 6.68% | 6.56% |
| Age 5 to 9 | 6.78% | 6.04% | 6.61% |
| Age 10 to 14 | 7.74% | 6.30% | 6.71% |
| Age 15 to 17 | 5.24% | 4.09% | 4.21% |
| Age 18 to 20 | 2.30% | 2.70% | 2.95% |
| Age 21 to 24 | 4.43% | 7.48% | 7.01% |
| Age 25 to 34 | 10.20% | 15.14% | 13.33% |
| Age 35 to 44 | 13.60% | 12.50% | 13.33% |
| Age 45 to 49 | 17.83% | 14.22% | 14.61% |
| Age 50 to 54 | 17.83% | 14.22% | 14.61% |
| Age 55 to 59 | 14.71% | 11.56% | 11.84% |
| Age 60 to 64 | 14.71% | 11.56% | 11.84% |
| Age 65 to 74 | 6.84% | 6.80% | 7.05% |
| Age 75 to 84 | 3.59% | 4.55% | 4.24% |
| Age 85 and over | 1.42% | 1.96% | 1.78% |
| RACE | | | |
| White | 87.29% | 80.26% | 72.41% |
| Black | 3.28% | 3.30% | 12.61% |
| Asian | 4.36% | 3.26% | 4.75% |
| American Indian | 0.41% | 0.90% | 0.95% |
| Other | 4.67% | 12.28% | 9.28% |
| Hispanic | 7.88% | 6.75% | 16.35% |
| Non-Hispanic | 92.12% | 93.25% | 83.65% |
| FAMILY | | | |
| Married, w/children | 36.74% | 27.96% | 30.42% |
| Married, no children | 46.25% | 40.00% | 42.46% |
| Single, w/children | 9.52% | 15.91% | 14.39% |
| Single, no children | 7.49% | 16.14% | 12.73% |
| Divorced | 12.69% | 13.30% | 10.62% |
| Separated | 4.66% | 4.80% | 4.97% |
| Widowed | 5.02% | 6.89% | 6.14% |
| Now Married | 47.96% | 43.02% | 46.32% |
| Never Married | 29.67% | 32.00% | 31.95% |
