| Statistic | St. Louis | Saskatchewan | National |
| Population | 440 | 1,188,823 | 38,134,230 |
| Population density (sq km) | 398 | 2 | 4 |
| Median age | 36.2 | 37.1 | 40.9 |
| Male/Female ratio | 1.0:1 | 1.0:1 | 1.0:1 |
| Married couples | 60% | 70% | 66% |
| Families w/ kids at home | 43% | 41% | 43% |
| Speak English only | 85.2% | 94.3% | 68.8% |
| Speak French only | 0.0% | 0.1% | 4.5% |
| Data | Percent |
| N/A | 0.0% |
| Data | Percent |
| Egypt | 0.5% |
| Syria | 0.2% |
| Colombia | 0.2% |
| Pakistan | 0.2% |
| Other Northern Europe | 0.2% |
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