| Statistic | Douville | Saint-Hyacinthe | Quebec |
| Population | 5,342 | 56,946 | 8,565,732 |
| Population density (sq km) | 365 | 301 | 6 |
| Median age | 44.4 | 45.9 | 42.6 |
| Male/Female ratio | 1.0:1 | 1.1:1 | 1.0:1 |
| Married couples | 49% | 45% | 50% |
| Families w/ kids at home | 37% | 33% | 40% |
| Speak English only | 0.2% | 0.2% | 4.7% |
| Speak French only | 67.0% | 70.2% | 49.5% |
| Data | Percent |
| Black | 3.7% |
| Arab | 2.0% |
| Latin American | 1.1% |
| Southeast Asian | 0.1% |
| Chinese | 0.0% |
| Data | Percent |
| Cameroon | 1.6% |
| Syria | 1.1% |
| Algeria | 1.0% |
| Morocco | 0.5% |
| Colombia | 0.4% |