| Statistic | La Prairie | Quebec | National |
| Population | 25,972 | 8,565,732 | 38,134,230 |
| Population density (sq km) | 595 | 6 | 4 |
| Median age | 41.7 | 42.6 | 40.9 |
| Male/Female ratio | 1.0:1 | 1.0:1 | 1.0:1 |
| Married couples | 50% | 50% | 66% |
| Families w/ kids at home | 48% | 40% | 43% |
| Speak English only | 1.8% | 4.7% | 68.8% |
| Speak French only | 40.0% | 49.5% | 4.5% |
| Data | Percent |
| Arab | 3.2% |
| Chinese | 3.0% |
| Black | 2.9% |
| Latin American | 1.3% |
| Southeast Asian | 1.2% |
| Data | Percent |
| China | 1.2% |
| France | 1.1% |
| Other Eastern Africa | 0.7% |
| Romania | 0.6% |
| Egypt | 0.6% |
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