| Statistic | Mulhern | Niagara Falls | Ontario |
| Population | 6,749 | 95,282 | 14,804,681 |
| Population density (sq km) | 3,102 | 436 | 15 |
| Median age | 44.1 | 45.0 | 40.9 |
| Male/Female ratio | 1.0:1 | 1.1:1 | 1.0:1 |
| Married couples | 74% | 66% | 71% |
| Families w/ kids at home | 48% | 40% | 46% |
| Speak English only | 91.9% | 91.9% | 86.1% |
| Speak French only | 0.1% | 0.1% | 0.3% |
| Data | Percent |
| Chinese | 3.2% |
| South Asian | 2.9% |
| Filipino | 1.8% |
| Black | 1.6% |
| Latin American | 1.6% |
| Data | Percent |
| United Kingdom | 3.1% |
| Italy | 2.3% |
| China | 2.0% |
| Philippines | 1.7% |
| United States | 1.6% |