| Statistic | Langloiserie | Varennes | Quebec |
| Population | 3,090 | 21,490 | 8,565,732 |
| Population density (sq km) | 3,826 | 230 | 6 |
| Median age | 39.1 | 42.5 | 42.6 |
| Male/Female ratio | 1.1:1 | 1.0:1 | 1.0:1 |
| Married couples | 43% | 46% | 50% |
| Families w/ kids at home | 56% | 47% | 40% |
| Speak English only | 0.3% | 0.2% | 4.7% |
| Speak French only | 48.5% | 53.0% | 49.5% |
| Data | Percent |
| Multiple Visible Minorities | 2.5% |
| Arab | 1.1% |
| Black | 0.6% |
| Chinese | 0.2% |
| West Asian | 0.2% |
| Data | Percent |
| France | 0.7% |
| Turkey | 0.7% |
| Morocco | 0.6% |
| Tunisia | 0.5% |
| Other Caribbean And Bahamas | 0.3% |