| Statistic | Delson | Quebec | National |
| Population | 7,938 | 8,565,732 | 38,134,230 |
| Population density (sq km) | 1,043 | 6 | 4 |
| Median age | 40.6 | 42.6 | 40.9 |
| Male/Female ratio | 1.0:1 | 1.0:1 | 1.0:1 |
| Married couples | 48% | 50% | 66% |
| Families w/ kids at home | 46% | 40% | 43% |
| Speak English only | 1.3% | 4.7% | 68.8% |
| Speak French only | 47.4% | 49.5% | 4.5% |
| Data | Percent |
| Black | 2.7% |
| Latin American | 1.7% |
| Arab | 1.3% |
| Chinese | 1.1% |
| West Asian | 1.0% |
| Data | Percent |
| France | 0.9% |
| China | 0.8% |
| Algeria | 0.6% |
| Haiti | 0.4% |
| Chile | 0.4% |