| Statistic | South Flats | Medicine Hat | Alberta |
| Population | 654 | 65,247 | 4,479,459 |
| Population density (sq km) | 574 | 586 | 7 |
| Median age | 41.3 | 40.2 | 37.2 |
| Male/Female ratio | 1.1:1 | 1.0:1 | 1.0:1 |
| Married couples | 49% | 69% | 71% |
| Families w/ kids at home | 27% | 37% | 46% |
| Speak English only | 96.8% | 95.8% | 91.8% |
| Speak French only | 0.0% | 0.0% | 0.1% |
| Data | Percent |
| South Asian | 0.9% |
| Black | 0.6% |
| Latin American | 0.4% |
| Chinese | 0.3% |
| West Asian | 0.2% |
| Data | Percent |
| United Kingdom | 0.6% |
| El Salvador | 0.4% |
| United States | 0.4% |
| Czech Republic | 0.4% |
| Eritrea | 0.2% |