| PEOPLE | Erie | Centertown | United States |
| Population | 101,786 | 423 | 308,035,306 |
| Pop. Density | 5,334 | 1,396 | 87 |
| Pop. Change | -2.26% | -6.34% | 8.07% |
| Median Age | 33.3 | 34.9 | 37.3 |
| Households | 40,913 | 150 | 116,716,292 |
| Household Size | 2.36 | 2.74 | 2.58 |
| Male Population | 48.26% | 48.94% | 49.27% |
| Female Population | 51.74% | 51.06% | 50.96% |
| Married Population | 35.43% | 60.48% | 47.02% |
| Single Population | 64.57% | 39.52% | 52.98% |
| ESTIMATED TOTAL POPULATION BY AGE | | | |
| Age 0 to 4 | 7.52% | 6.86% | 6.56% |
| Age 5 to 9 | 6.42% | 9.22% | 6.61% |
| Age 10 to 14 | 6.09% | 5.67% | 6.71% |
| Age 15 to 17 | 3.91% | 5.91% | 4.21% |
| Age 18 to 20 | 3.95% | 1.89% | 2.95% |
| Age 21 to 24 | 10.16% | 4.96% | 7.01% |
| Age 25 to 34 | 14.11% | 15.60% | 13.33% |
| Age 35 to 44 | 11.42% | 14.18% | 13.33% |
| Age 45 to 49 | 12.94% | 11.11% | 14.61% |
| Age 50 to 54 | 12.94% | 11.11% | 14.61% |
| Age 55 to 59 | 10.61% | 13.71% | 11.84% |
| Age 60 to 64 | 10.61% | 13.71% | 11.84% |
| Age 65 to 74 | 5.91% | 6.15% | 7.05% |
| Age 75 to 84 | 4.51% | 4.26% | 4.24% |
| Age 85 and over | 2.44% | 0.47% | 1.78% |
| RACE | | | |
| White | 74.99% | 99.53% | 72.41% |
| Black | 16.84% | 0.00% | 12.61% |
| Asian | 1.49% | 0.00% | 4.75% |
| American Indian | 0.29% | 0.00% | 0.95% |
| Other | 6.40% | 0.47% | 9.28% |
| Hispanic | 3.61% | 3.23% | 16.35% |
| Non-Hispanic | 96.39% | 96.77% | 83.65% |
| FAMILY | | | |
| Married, w/children | 21.56% | 33.06% | 30.42% |
| Married, no children | 35.09% | 45.97% | 42.46% |
| Single, w/children | 25.87% | 11.29% | 14.39% |
| Single, no children | 17.48% | 9.68% | 12.73% |
| Divorced | 11.45% | 11.14% | 10.62% |
| Separated | 4.90% | 1.17% | 4.97% |
| Widowed | 9.06% | 6.74% | 6.14% |
| Now Married | 35.53% | 60.70% | 46.32% |
| Never Married | 39.06% | 20.23% | 31.95% |
