| Statistic | Saint-Sulpice et Ramezay | Westmount | Quebec |
| Population | 151 | 22,392 | 8,565,732 |
| Population density (sq km) | 3,591 | 5,264 | 6 |
| Median age | 51.4 | 46.8 | 42.6 |
| Male/Female ratio | 1.0:1 | 1.1:1 | 1.0:1 |
| Married couples | 83% | 74% | 50% |
| Families w/ kids at home | 65% | 45% | 40% |
| Speak English only | 11.9% | 19.8% | 4.7% |
| Speak French only | 1.7% | 2.6% | 49.5% |
| Data | Percent |
| South Asian | 10.2% |
| West Asian | 8.5% |
| Chinese | 5.7% |
| Arab | 2.3% |
| Japanese | 0.6% |
| Data | Percent |
| India | 5.7% |
| Lebanon | 4.6% |
| Iran | 2.8% |
| China | 2.8% |
| Israel | 2.8% |