| PEOPLE | Tulsa | Rockford | United States |
| Population | 391,906 | 152,871 | 308,035,306 |
| Pop. Density | 1,992 | 2,503 | 87 |
| Pop. Change | 0.56% | -1.20% | 8.07% |
| Median Age | 34.7 | 35.8 | 37.3 |
| Households | 163,975 | 59,973 | 116,716,292 |
| Household Size | 2.33 | 2.47 | 2.58 |
| Male Population | 48.72% | 48.32% | 49.27% |
| Female Population | 51.28% | 51.68% | 50.96% |
| Married Population | 41.90% | 39.74% | 47.02% |
| Single Population | 58.10% | 60.26% | 52.98% |
| ESTIMATED TOTAL POPULATION BY AGE | | | |
| Age 0 to 4 | 7.52% | 7.63% | 6.56% |
| Age 5 to 9 | 6.84% | 7.15% | 6.61% |
| Age 10 to 14 | 6.28% | 6.98% | 6.71% |
| Age 15 to 17 | 3.85% | 4.11% | 4.21% |
| Age 18 to 20 | 2.89% | 2.68% | 2.95% |
| Age 21 to 24 | 7.93% | 6.59% | 7.01% |
| Age 25 to 34 | 15.07% | 13.79% | 13.33% |
| Age 35 to 44 | 12.31% | 12.65% | 13.33% |
| Age 45 to 49 | 13.44% | 13.43% | 14.61% |
| Age 50 to 54 | 13.44% | 13.43% | 14.61% |
| Age 55 to 59 | 11.41% | 11.13% | 11.84% |
| Age 60 to 64 | 11.41% | 11.13% | 11.84% |
| Age 65 to 74 | 6.32% | 6.51% | 7.05% |
| Age 75 to 84 | 4.28% | 4.75% | 4.24% |
| Age 85 and over | 1.86% | 2.60% | 1.78% |
| RACE | | | |
| White | 62.59% | 65.10% | 72.41% |
| Black | 15.86% | 20.51% | 12.61% |
| Asian | 2.32% | 2.91% | 4.75% |
| American Indian | 5.31% | 0.40% | 0.95% |
| Other | 13.92% | 11.08% | 9.28% |
| Hispanic | 6.15% | 3.39% | 16.35% |
| Non-Hispanic | 93.85% | 96.61% | 83.65% |
| FAMILY | | | |
| Married, w/children | 26.56% | 24.89% | 30.42% |
| Married, no children | 39.29% | 37.72% | 42.46% |
| Single, w/children | 19.90% | 22.48% | 14.39% |
| Single, no children | 14.25% | 14.90% | 12.73% |
| Divorced | 15.12% | 13.94% | 10.62% |
| Separated | 5.54% | 5.05% | 4.97% |
| Widowed | 6.78% | 7.77% | 6.14% |
| Now Married | 42.54% | 39.37% | 46.32% |
| Never Married | 30.01% | 33.87% | 31.95% |
