| Statistic | Domaine-Guilbeault | Mascouche | Quebec |
| Population | 1,234 | 52,212 | 8,565,732 |
| Population density (sq km) | 93 | 470 | 6 |
| Median age | 39.9 | 39.8 | 42.6 |
| Male/Female ratio | 1.0:1 | 1.0:1 | 1.0:1 |
| Married couples | 44% | 43% | 50% |
| Families w/ kids at home | 48% | 46% | 40% |
| Speak English only | 0.3% | 0.5% | 4.7% |
| Speak French only | 63.3% | 56.9% | 49.5% |
| Data | Percent |
| Black | 1.2% |
| Arab | 0.3% |
| N/A | 0.0% |
| Data | Percent |
| France | 2.7% |
| Italy | 1.6% |
| Tunisia | 0.8% |
| Other Western Europe | 0.6% |
| Algeria | 0.2% |