| Statistic | Thompson | Niagara Falls | Ontario |
| Population | 306 | 95,282 | 14,804,681 |
| Population density (sq km) | 26 | 436 | 15 |
| Median age | 50.8 | 45.0 | 40.9 |
| Male/Female ratio | 0.6:1 | 1.1:1 | 1.0:1 |
| Married couples | 78% | 66% | 71% |
| Families w/ kids at home | 38% | 40% | 46% |
| Speak English only | 90.1% | 91.9% | 86.1% |
| Speak French only | 0.0% | 0.1% | 0.3% |
| Data | Percent |
| N/A | 0.0% |
| Data | Percent |
| Italy | 5.7% |
| United Kingdom | 3.2% |
| Romania | 2.1% |
| Iran | 1.8% |
| South Africa | 1.4% |