| Statistic | Vaudreuil-Dorion | Quebec | National |
| Population | 42,920 | 8,565,732 | 38,134,230 |
| Population density (sq km) | 572 | 6 | 4 |
| Median age | 39.3 | 42.6 | 40.9 |
| Male/Female ratio | 1.1:1 | 1.0:1 | 1.0:1 |
| Married couples | 57% | 50% | 66% |
| Families w/ kids at home | 49% | 40% | 43% |
| Speak English only | 10.5% | 4.7% | 68.8% |
| Speak French only | 22.6% | 49.5% | 4.5% |
| Data | Percent |
| South Asian | 7.8% |
| Black | 6.1% |
| Arab | 3.1% |
| Filipino | 1.9% |
| Latin American | 1.7% |
| Data | Percent |
| India | 1.9% |
| Philippines | 1.3% |
| France | 1.0% |
| Pakistan | 0.8% |
| Sri Lanka | 0.8% |