| PEOPLE | West Lafayette | Chatham | United States |
| Population | 29,596 | 11,500 | 308,035,306 |
| Pop. Density | 3,886 | 2,011 | 87 |
| Pop. Change | 5.25% | 38.68% | 8.07% |
| Median Age | 23.4 | 35.3 | 37.3 |
| Households | 11,945 | 4,353 | 116,716,292 |
| Household Size | 2.25 | 2.65 | 2.58 |
| Male Population | 54.19% | 48.32% | 49.27% |
| Female Population | 45.81% | 51.68% | 50.96% |
| Married Population | 19.93% | 59.70% | 47.02% |
| Single Population | 80.07% | 40.30% | 52.98% |
| ESTIMATED TOTAL POPULATION BY AGE | | | |
| Age 0 to 4 | 3.53% | 7.70% | 6.56% |
| Age 5 to 9 | 3.26% | 8.63% | 6.61% |
| Age 10 to 14 | 3.23% | 7.80% | 6.71% |
| Age 15 to 17 | 1.76% | 4.74% | 4.21% |
| Age 18 to 20 | 4.66% | 2.25% | 2.95% |
| Age 21 to 24 | 44.82% | 4.22% | 7.01% |
| Age 25 to 34 | 11.84% | 14.23% | 13.33% |
| Age 35 to 44 | 6.55% | 14.94% | 13.33% |
| Age 45 to 49 | 6.37% | 15.32% | 14.61% |
| Age 50 to 54 | 6.37% | 15.32% | 14.61% |
| Age 55 to 59 | 5.24% | 11.09% | 11.84% |
| Age 60 to 64 | 5.24% | 11.09% | 11.84% |
| Age 65 to 74 | 3.24% | 5.64% | 7.05% |
| Age 75 to 84 | 3.01% | 2.60% | 4.24% |
| Age 85 and over | 2.48% | 0.84% | 1.78% |
| RACE | | | |
| White | 76.82% | 93.57% | 72.41% |
| Black | 2.75% | 2.47% | 12.61% |
| Asian | 17.33% | 1.85% | 4.75% |
| American Indian | 0.14% | 0.09% | 0.95% |
| Other | 2.97% | 2.03% | 9.28% |
| Hispanic | 14.29% | 2.51% | 16.35% |
| Non-Hispanic | 85.71% | 97.49% | 83.65% |
| FAMILY | | | |
| Married, w/children | 35.56% | 38.72% | 30.42% |
| Married, no children | 44.13% | 40.87% | 42.46% |
| Single, w/children | 9.72% | 13.52% | 14.39% |
| Single, no children | 10.58% | 6.90% | 12.73% |
| Divorced | 4.01% | 11.59% | 10.62% |
| Separated | 3.47% | 1.93% | 4.97% |
| Widowed | 3.21% | 3.46% | 6.14% |
| Now Married | 20.21% | 59.09% | 46.32% |
| Never Married | 69.10% | 23.94% | 31.95% |
