| Statistic | Southgate | Lethbridge | Alberta |
| Population | 2,045 | 101,384 | 4,479,459 |
| Population density (sq km) | 1,623 | 808 | 7 |
| Median age | 37.3 | 36.8 | 37.2 |
| Male/Female ratio | 1.2:1 | 1.0:1 | 1.0:1 |
| Married couples | 87% | 70% | 71% |
| Families w/ kids at home | 54% | 40% | 46% |
| Speak English only | 91.7% | 93.8% | 91.8% |
| Speak French only | 0.0% | 0.0% | 0.1% |
| Data | Percent |
| South Asian | 5.8% |
| Chinese | 5.7% |
| Latin American | 1.4% |
| Southeast Asian | 1.4% |
| Arab | 1.4% |
| Data | Percent |
| India | 2.1% |
| China | 1.6% |
| United Kingdom | 1.2% |
| Other Northern Africa | 1.0% |
| Japan | 0.8% |