| Statistic | Saint-Jean-Baptiste | Québec | Quebec |
| Population | 9,490 | 548,244 | 8,565,732 |
| Population density (sq km) | 13,799 | 1,210 | 6 |
| Median age | 42.3 | 43.1 | 42.6 |
| Male/Female ratio | 1.1:1 | 1.0:1 | 1.0:1 |
| Married couples | 31% | 44% | 50% |
| Families w/ kids at home | 22% | 36% | 40% |
| Speak English only | 0.5% | 0.3% | 4.7% |
| Speak French only | 38.7% | 58.9% | 49.5% |
| Data | Percent |
| Latin American | 2.2% |
| Black | 1.4% |
| Arab | 1.1% |
| Southeast Asian | 1.0% |
| Chinese | 1.0% |
| Data | Percent |
| France | 3.1% |
| China | 0.6% |
| Other South America | 0.4% |
| Colombia | 0.3% |
| Mexico | 0.3% |