| PEOPLE | Amherst | Tulsa | United States |
| Population | 11,201 | 391,906 | 308,035,306 |
| Pop. Density | 328 | 1,992 | 87 |
| Pop. Change | 3.92% | 0.56% | 8.07% |
| Median Age | 44.3 | 34.7 | 37.3 |
| Households | 4,063 | 163,975 | 116,716,292 |
| Household Size | 2.76 | 2.33 | 2.58 |
| Male Population | 49.23% | 48.72% | 49.27% |
| Female Population | 50.77% | 51.28% | 50.96% |
| Married Population | 67.87% | 41.90% | 47.02% |
| Single Population | 32.13% | 58.10% | 52.98% |
| ESTIMATED TOTAL POPULATION BY AGE | | | |
| Age 0 to 4 | 4.93% | 7.52% | 6.56% |
| Age 5 to 9 | 6.62% | 6.84% | 6.61% |
| Age 10 to 14 | 8.85% | 6.28% | 6.71% |
| Age 15 to 17 | 5.64% | 3.85% | 4.21% |
| Age 18 to 20 | 2.20% | 2.89% | 2.95% |
| Age 21 to 24 | 3.54% | 7.93% | 7.01% |
| Age 25 to 34 | 6.60% | 15.07% | 13.33% |
| Age 35 to 44 | 12.75% | 12.31% | 13.33% |
| Age 45 to 49 | 20.73% | 13.44% | 14.61% |
| Age 50 to 54 | 20.73% | 13.44% | 14.61% |
| Age 55 to 59 | 15.62% | 11.41% | 11.84% |
| Age 60 to 64 | 15.62% | 11.41% | 11.84% |
| Age 65 to 74 | 8.50% | 6.32% | 7.05% |
| Age 75 to 84 | 3.21% | 4.28% | 4.24% |
| Age 85 and over | 0.80% | 1.86% | 1.78% |
| RACE | | | |
| White | 95.82% | 62.59% | 72.41% |
| Black | 0.49% | 15.86% | 12.61% |
| Asian | 1.70% | 2.32% | 4.75% |
| American Indian | 0.13% | 5.31% | 0.95% |
| Other | 1.86% | 13.92% | 9.28% |
| Hispanic | 0.00% | 6.15% | 16.35% |
| Non-Hispanic | 100.00% | 93.85% | 83.65% |
| FAMILY | | | |
| Married, w/children | 37.96% | 26.56% | 30.42% |
| Married, no children | 50.36% | 39.29% | 42.46% |
| Single, w/children | 6.65% | 19.90% | 14.39% |
| Single, no children | 5.03% | 14.25% | 12.73% |
| Divorced | 6.76% | 15.12% | 10.62% |
| Separated | 0.65% | 5.54% | 4.97% |
| Widowed | 3.44% | 6.78% | 6.14% |
| Now Married | 68.63% | 42.54% | 46.32% |
| Never Married | 20.52% | 30.01% | 31.95% |
