| Statistic | Secteur 20 | Charlemagne | Quebec |
| Population | 2,035 | 5,724 | 8,565,732 |
| Population density (sq km) | 2,395 | 2,748 | 6 |
| Median age | 52.5 | 50.6 | 42.6 |
| Male/Female ratio | 1.1:1 | 1.0:1 | 1.0:1 |
| Married couples | 47% | 46% | 50% |
| Families w/ kids at home | 29% | 31% | 40% |
| Speak English only | 0.1% | 0.2% | 4.7% |
| Speak French only | 64.7% | 63.7% | 49.5% |
| Data | Percent |
| Black | 1.7% |
| Chinese | 0.3% |
| N/A | 0.0% |
| Data | Percent |
| Haiti | 0.6% |
| Mexico | 0.3% |
| Cuba | 0.2% |
| Tunisia | 0.2% |
| Portugal | 0.2% |