| Statistic | Byron | London | Ontario | 
| Population | 16,419 | 421,456 | 14,804,681 | 
| Population density (sq km) | 1,730 | 984 | 15 | 
| Median age | 43.5 | 39.1 | 40.9 | 
| Male/Female ratio | 1.0:1 | 1.1:1 | 1.0:1 | 
| Married couples | 80% | 67% | 71% | 
| Families w/ kids at home | 48% | 41% | 46% | 
| Speak English only | 91.1% | 90.9% | 86.1% | 
| Speak French only | 0.1% | 0.1% | 0.3% | 
| Data | Percent | 
| Black | 2.0% | 
| South Asian | 1.6% | 
| Arab | 1.0% | 
| Chinese | 0.9% | 
| Korean | 0.7% | 
| Data | Percent | 
| United Kingdom | 3.7% | 
| United States | 1.0% | 
| Poland | 0.8% | 
| Netherlands | 0.7% | 
| Germany | 0.6% |