| Statistic | Wilmot | Ontario | National |
| Population | 22,827 | 14,804,681 | 38,134,230 |
| Population density (sq km) | 83 | 15 | 4 |
| Median age | 41.4 | 40.9 | 40.9 |
| Male/Female ratio | 1.0:1 | 1.0:1 | 1.0:1 |
| Married couples | 81% | 71% | 66% |
| Families w/ kids at home | 47% | 46% | 43% |
| Speak English only | 94.7% | 86.1% | 68.8% |
| Speak French only | 0.1% | 0.3% | 4.5% |
| Data | Percent |
| South Asian | 0.9% |
| Black | 0.7% |
| West Asian | 0.5% |
| Chinese | 0.5% |
| Latin American | 0.5% |
| Data | Percent |
| United Kingdom | 2.6% |
| Germany | 1.4% |
| United States | 0.8% |
| Netherlands | 0.6% |
| Romania | 0.6% |