| Statistic | Mayne Island | Southern Gulf Islands | British Columbia |
| Population | 989 | 4,806 | 5,149,422 |
| Population density (sq km) | 41 | 24 | 5 |
| Median age | 66.5 | 63.9 | 42.3 |
| Male/Female ratio | 1.0:1 | 1.0:1 | 1.0:1 |
| Married couples | 78% | 72% | 71% |
| Families w/ kids at home | 12% | 16% | 41% |
| Speak English only | 90.3% | 90.2% | 89.7% |
| Speak French only | 0.0% | 0.0% | 0.0% |
| Data | Percent |
| Japanese | 2.8% |
| West Asian | 0.4% |
| N/A | 0.0% |
| Data | Percent |
| United Kingdom | 10.5% |
| United States | 3.7% |
| Other Northern Europe | 2.7% |
| Germany | 2.1% |
| Australia | 1.1% |