| Statistic | Seaborn | St. John's | Newfoundland and Labrador |
| Population | 465 | 109,566 | 513,653 |
| Population density (sq km) | 3,006 | 256 | 1 |
| Median age | 34.4 | 39.7 | 46.3 |
| Male/Female ratio | 1.0:1 | 1.1:1 | 1.0:1 |
| Married couples | 60% | 64% | 70% |
| Families w/ kids at home | 40% | 38% | 39% |
| Speak English only | 91.1% | 90.1% | 94.6% |
| Speak French only | 0.0% | 0.0% | 0.0% |
| Data | Percent |
| Chinese | 4.3% |
| Black | 1.5% |
| South Asian | 1.4% |
| West Asian | 0.2% |
| N/A | 0.0% |
| Data | Percent |
| China | 0.8% |
| India | 0.8% |
| Mexico | 0.8% |
| Netherlands | 0.6% |
| United States | 0.6% |