| Statistic | Quartier Clair Matin | Saint-Eustache | Quebec |
| Population | 4,155 | 44,539 | 8,565,732 |
| Population density (sq km) | 3,196 | 645 | 6 |
| Median age | 43.3 | 44.5 | 42.6 |
| Male/Female ratio | 1.0:1 | 1.0:1 | 1.0:1 |
| Married couples | 50% | 49% | 50% |
| Families w/ kids at home | 41% | 41% | 40% |
| Speak English only | 1.4% | 1.1% | 4.7% |
| Speak French only | 46.3% | 49.5% | 49.5% |
| Data | Percent |
| Black | 3.0% |
| Arab | 1.9% |
| Southeast Asian | 1.0% |
| Latin American | 0.8% |
| Multiple Visible Minorities | 0.8% |
| Data | Percent |
| Morocco | 0.8% |
| Syria | 0.4% |
| Romania | 0.4% |
| Italy | 0.4% |
| Cambodia | 0.4% |