| Statistic | Lac-Simon | Quebec | National |
| Population | 945 | 8,565,732 | 38,134,230 |
| Population density (sq km) | 10 | 6 | 4 |
| Median age | 61.4 | 42.6 | 40.9 |
| Male/Female ratio | 0.9:1 | 1.0:1 | 1.0:1 |
| Married couples | 65% | 50% | 66% |
| Families w/ kids at home | 21% | 40% | 43% |
| Speak English only | 0.3% | 4.7% | 68.8% |
| Speak French only | 51.0% | 49.5% | 4.5% |
| Data | Percent |
| Black | 1.3% |
| N/A | 0.0% |
| Data | Percent |
| Philippines | 1.3% |
| Italy | 0.8% |
| Germany | 0.6% |
| Côte d'Ivoire | 0.2% |
| China | 0.1% |