| Statistic | Montréal-Ouest | Quebec | National |
| Population | 5,286 | 8,565,732 | 38,134,230 |
| Population density (sq km) | 3,722 | 6 | 4 |
| Median age | 44.3 | 42.6 | 40.9 |
| Male/Female ratio | 1.0:1 | 1.0:1 | 1.0:1 |
| Married couples | 75% | 50% | 66% |
| Families w/ kids at home | 55% | 40% | 43% |
| Speak English only | 19.4% | 4.7% | 68.8% |
| Speak French only | 2.8% | 49.5% | 4.5% |
| Data | Percent |
| Black | 6.0% |
| Chinese | 3.4% |
| South Asian | 3.3% |
| West Asian | 1.8% |
| Latin American | 1.6% |
| Data | Percent |
| Italy | 2.3% |
| United States | 1.8% |
| Iran | 1.6% |
| France | 1.4% |
| United Kingdom | 1.4% |