| Statistic | Port Robinson | Thorold | Ontario |
| Population | 284 | 21,396 | 14,804,681 |
| Population density (sq km) | 106 | 237 | 15 |
| Median age | 49.3 | 41.2 | 40.9 |
| Male/Female ratio | 0.9:1 | 1.0:1 | 1.0:1 |
| Married couples | 67% | 66% | 71% |
| Families w/ kids at home | 38% | 42% | 46% |
| Speak English only | 89.9% | 93.0% | 86.1% |
| Speak French only | 0.0% | 0.1% | 0.3% |
| Data | Percent |
| Multiple Visible Minorities | 2.5% |
| N/A | 0.0% |
| Data | Percent |
| United Kingdom | 1.6% |
| Netherlands | 1.4% |
| Jamaica | 0.9% |
| United States | 0.7% |
| Greece | 0.5% |