| PEOPLE | Downers Grove township | Farragut | United States |
| Population | 146,795 | 20,676 | 308,035,306 |
| Pop. Density | 2,962 | 1,290 | 87 |
| Pop. Change | -0.89% | 18.88% | 8.07% |
| Median Age | 42 | 45.4 | 37.3 |
| Households | 56,866 | 7,666 | 116,716,292 |
| Household Size | 2.57 | 2.65 | 2.58 |
| Male Population | 48.25% | 48.96% | 49.27% |
| Female Population | 51.75% | 51.04% | 50.96% |
| Married Population | 55.25% | 65.12% | 47.02% |
| Single Population | 44.75% | 34.88% | 52.98% |
| ESTIMATED TOTAL POPULATION BY AGE | | | |
| Age 0 to 4 | 5.61% | 4.71% | 6.56% |
| Age 5 to 9 | 6.66% | 6.96% | 6.61% |
| Age 10 to 14 | 7.28% | 8.68% | 6.71% |
| Age 15 to 17 | 4.70% | 4.94% | 4.21% |
| Age 18 to 20 | 2.04% | 2.07% | 2.95% |
| Age 21 to 24 | 4.76% | 2.96% | 7.01% |
| Age 25 to 34 | 10.33% | 6.07% | 13.33% |
| Age 35 to 44 | 12.92% | 12.91% | 13.33% |
| Age 45 to 49 | 17.22% | 18.26% | 14.61% |
| Age 50 to 54 | 17.22% | 18.26% | 14.61% |
| Age 55 to 59 | 14.15% | 16.32% | 11.84% |
| Age 60 to 64 | 14.15% | 16.32% | 11.84% |
| Age 65 to 74 | 7.77% | 9.33% | 7.05% |
| Age 75 to 84 | 4.33% | 4.81% | 4.24% |
| Age 85 and over | 2.22% | 1.96% | 1.78% |
| RACE | | | |
| White | 82.41% | 90.60% | 72.41% |
| Black | 4.63% | 1.92% | 12.61% |
| Asian | 9.13% | 5.40% | 4.75% |
| American Indian | 0.15% | 0.19% | 0.95% |
| Other | 3.67% | 1.90% | 9.28% |
| Hispanic | 1.52% | 9.87% | 16.35% |
| Non-Hispanic | 98.48% | 90.13% | 83.65% |
| FAMILY | | | |
| Married, w/children | 36.51% | 37.70% | 30.42% |
| Married, no children | 45.76% | 52.30% | 42.46% |
| Single, w/children | 8.59% | 5.52% | 14.39% |
| Single, no children | 9.14% | 4.48% | 12.73% |
| Divorced | 8.71% | 6.99% | 10.62% |
| Separated | 2.63% | 2.21% | 4.97% |
| Widowed | 6.23% | 4.29% | 6.14% |
| Now Married | 55.40% | 64.54% | 46.32% |
| Never Married | 27.03% | 21.97% | 31.95% |
