| Statistic | Mountjoy | Timmins | Ontario |
| Population | 4,715 | 41,763 | 14,804,681 |
| Population density (sq km) | 610 | 14 | 15 |
| Median age | 41.9 | 42.0 | 40.9 |
| Male/Female ratio | 1.0:1 | 1.0:1 | 1.0:1 |
| Married couples | 71% | 62% | 71% |
| Families w/ kids at home | 46% | 40% | 46% |
| Speak English only | 31.1% | 46.8% | 86.1% |
| Speak French only | 3.4% | 2.0% | 0.3% |
| Data | Percent |
| Latin American | 0.4% |
| Black | 0.3% |
| South Asian | 0.3% |
| Filipino | 0.3% |
| West Asian | 0.2% |
| Data | Percent |
| Italy | 0.5% |
| India | 0.3% |
| Iran | 0.2% |
| United States | 0.2% |
| Philippines | 0.2% |