| PEOPLE | Brownwood | Eureka | United States |
| Population | 19,288 | 27,191 | 308,035,306 |
| Pop. Density | 1,300 | 2,898 | 87 |
| Pop. Change | -2.29% | 5.27% | 8.07% |
| Median Age | 34.2 | 36.3 | 37.3 |
| Households | 7,369 | 11,150 | 116,716,292 |
| Household Size | 2.47 | 2.28 | 2.58 |
| Male Population | 47.82% | 51.45% | 49.27% |
| Female Population | 52.18% | 48.55% | 50.96% |
| Married Population | 43.26% | 35.27% | 47.02% |
| Single Population | 56.74% | 64.73% | 52.98% |
| ESTIMATED TOTAL POPULATION BY AGE | | | |
| Age 0 to 4 | 7.72% | 6.06% | 6.56% |
| Age 5 to 9 | 7.29% | 5.32% | 6.61% |
| Age 10 to 14 | 6.85% | 5.03% | 6.71% |
| Age 15 to 17 | 4.38% | 3.56% | 4.21% |
| Age 18 to 20 | 3.68% | 2.69% | 2.95% |
| Age 21 to 24 | 8.39% | 8.72% | 7.01% |
| Age 25 to 34 | 12.62% | 16.89% | 13.33% |
| Age 35 to 44 | 11.37% | 12.61% | 13.33% |
| Age 45 to 49 | 12.63% | 14.03% | 14.61% |
| Age 50 to 54 | 12.63% | 14.03% | 14.61% |
| Age 55 to 59 | 10.24% | 13.27% | 11.84% |
| Age 60 to 64 | 10.24% | 13.27% | 11.84% |
| Age 65 to 74 | 7.43% | 6.29% | 7.05% |
| Age 75 to 84 | 4.94% | 3.76% | 4.24% |
| Age 85 and over | 2.45% | 1.78% | 1.78% |
| RACE | | | |
| White | 82.83% | 79.31% | 72.41% |
| Black | 4.96% | 1.89% | 12.61% |
| Asian | 0.49% | 4.24% | 4.75% |
| American Indian | 0.51% | 3.72% | 0.95% |
| Other | 11.20% | 10.84% | 9.28% |
| Hispanic | 1.96% | 74.98% | 16.35% |
| Non-Hispanic | 98.04% | 25.02% | 83.65% |
| FAMILY | | | |
| Married, w/children | 27.63% | 22.55% | 30.42% |
| Married, no children | 40.54% | 39.66% | 42.46% |
| Single, w/children | 18.83% | 21.55% | 14.39% |
| Single, no children | 13.00% | 16.24% | 12.73% |
| Divorced | 13.10% | 14.72% | 10.62% |
| Separated | 8.58% | 6.41% | 4.97% |
| Widowed | 8.98% | 6.66% | 6.14% |
| Now Married | 42.56% | 34.93% | 46.32% |
| Never Married | 26.79% | 37.28% | 31.95% |