| PEOPLE | Delhi township | Perth | United States |
| Population | 29,510 | 9 | 308,035,306 |
| Pop. Density | 2,931 | 69 | 87 |
| Pop. Change | -1.60% | -28.57% | 8.07% |
| Median Age | 39.1 | 52.5 | 37.3 |
| Households | 10,561 | 5 | 116,716,292 |
| Household Size | 2.7 | 2.04 | 2.58 |
| Male Population | 48.10% | 55.56% | 49.27% |
| Female Population | 51.90% | 44.44% | 50.96% |
| Married Population | 52.72% | 64.38% | 47.02% |
| Single Population | 47.28% | 35.62% | 52.98% |
| ESTIMATED TOTAL POPULATION BY AGE | | | |
| Age 0 to 4 | 5.70% | 0.00% | 6.56% |
| Age 5 to 9 | 6.52% | 0.00% | 6.61% |
| Age 10 to 14 | 7.88% | 11.11% | 6.71% |
| Age 15 to 17 | 4.75% | 0.00% | 4.21% |
| Age 18 to 20 | 3.46% | 11.11% | 2.95% |
| Age 21 to 24 | 6.71% | 0.00% | 7.01% |
| Age 25 to 34 | 10.45% | 11.11% | 13.33% |
| Age 35 to 44 | 12.04% | 0.00% | 13.33% |
| Age 45 to 49 | 15.35% | 22.22% | 14.61% |
| Age 50 to 54 | 15.35% | 22.22% | 14.61% |
| Age 55 to 59 | 11.78% | 33.33% | 11.84% |
| Age 60 to 64 | 11.78% | 33.33% | 11.84% |
| Age 65 to 74 | 6.88% | 11.11% | 7.05% |
| Age 75 to 84 | 5.75% | 0.00% | 4.24% |
| Age 85 and over | 2.74% | 0.00% | 1.78% |
| RACE | | | |
| White | 95.46% | 100.00% | 72.41% |
| Black | 1.82% | 0.00% | 12.61% |
| Asian | 1.09% | 0.00% | 4.75% |
| American Indian | 0.09% | 0.00% | 0.95% |
| Other | 1.55% | 0.00% | 9.28% |
| Hispanic | 21.26% | 1.79% | 16.35% |
| Non-Hispanic | 78.74% | 98.21% | 83.65% |
| FAMILY | | | |
| Married, w/children | 33.04% | 50.00% | 30.42% |
| Married, no children | 45.60% | 50.00% | 42.46% |
| Single, w/children | 11.39% | 0.00% | 14.39% |
| Single, no children | 9.97% | 0.00% | 12.73% |
| Divorced | 8.06% | 0.00% | 10.62% |
| Separated | 4.77% | 0.00% | 4.97% |
| Widowed | 7.27% | 9.09% | 6.14% |
| Now Married | 51.84% | 63.64% | 46.32% |
| Never Married | 28.06% | 27.27% | 31.95% |
