| Statistic | Oka | Montréal | Quebec |
| Population | 5,033 | 1,811,008 | 8,565,732 |
| Population density (sq km) | 69 | 4,984 | 6 |
| Median age | 43.5 | 38.7 | 42.6 |
| Male/Female ratio | 1.0:1 | 1.0:1 | 1.0:1 |
| Married couples | 47% | 54% | 50% |
| Families w/ kids at home | 38% | 41% | 40% |
| Speak English only | 9.8% | 10.2% | 4.7% |
| Speak French only | 47.0% | 29.8% | 49.5% |
| Data | Percent |
| Black | 0.3% |
| Latin American | 0.3% |
| Multiple Visible Minorities | 0.2% |
| Chinese | 0.2% |
| Arab | 0.1% |
| Data | Percent |
| France | 0.8% |
| United States | 0.3% |
| Other Western Europe | 0.2% |
| Morocco | 0.2% |
| Colombia | 0.2% |