| Statistic | Thamesville | Chatham-Kent | Ontario |
| Population | 1,756 | 105,414 | 14,804,681 |
| Population density (sq km) | 133 | 42 | 15 |
| Median age | 43.6 | 45.6 | 40.9 |
| Male/Female ratio | 1.0:1 | 1.0:1 | 1.0:1 |
| Married couples | 75% | 70% | 71% |
| Families w/ kids at home | 38% | 37% | 46% |
| Speak English only | 95.5% | 92.4% | 86.1% |
| Speak French only | 0.4% | 0.1% | 0.3% |
| Data | Percent |
| Black | 0.9% |
| Korean | 0.9% |
| South Asian | 0.9% |
| Filipino | 0.8% |
| All Other Visible Minorities | 0.7% |
| Data | Percent |
| Mexico | 4.9% |
| United Kingdom | 1.5% |
| South Korea | 1.2% |
| Netherlands | 0.9% |
| Philippines | 0.8% |