| Statistic | Summerville | St. John's | Newfoundland and Labrador |
| Population | 1,025 | 109,566 | 513,653 |
| Population density (sq km) | 1,690 | 256 | 1 |
| Median age | 32.3 | 39.7 | 46.3 |
| Male/Female ratio | 0.9:1 | 1.1:1 | 1.0:1 |
| Married couples | 74% | 64% | 70% |
| Families w/ kids at home | 32% | 38% | 39% |
| Speak English only | 87.9% | 90.1% | 94.6% |
| Speak French only | 0.0% | 0.0% | 0.0% |
| Data | Percent |
| South Asian | 10.7% |
| Chinese | 5.5% |
| Filipino | 2.2% |
| Southeast Asian | 2.0% |
| Black | 1.6% |
| Data | Percent |
| Philippines | 2.0% |
| Germany | 1.3% |
| South Africa | 1.3% |
| United States | 1.3% |
| Pakistan | 1.1% |