| Statistic | Glencairn | Adjala-Tosorontio | Ontario |
| Population | 27 | 12,021 | 14,804,681 |
| Population density (sq km) | 36 | 31 | 15 |
| Median age | 50.6 | 46.2 | 40.9 |
| Male/Female ratio | 0.5:1 | 0.9:1 | 1.0:1 |
| Married couples | 90% | 76% | 71% |
| Families w/ kids at home | 60% | 48% | 46% |
| Speak English only | 95.8% | 94.5% | 86.1% |
| Speak French only | 0.0% | 0.0% | 0.3% |
| Data | Percent |
| N/A | 0.0% |
| Data | Percent |
| United Kingdom | 4.2% |
| Germany | 2.8% |
| Other Northern Europe | 2.8% |
| Moldova | 1.4% |
| Australia | 1.4% |