| Statistic | German Mills | Markham | Ontario |
| Population | 5,339 | 359,111 | 14,804,681 |
| Population density (sq km) | 3,074 | 1,675 | 15 |
| Median age | 48.2 | 40.7 | 40.9 |
| Male/Female ratio | 1.0:1 | 1.0:1 | 1.0:1 |
| Married couples | 81% | 82% | 71% |
| Families w/ kids at home | 51% | 58% | 46% |
| Speak English only | 87.4% | 84.1% | 86.1% |
| Speak French only | 0.0% | 0.0% | 0.3% |
| Data | Percent |
| Chinese | 35.6% |
| South Asian | 7.5% |
| West Asian | 7.5% |
| Korean | 3.5% |
| Black | 3.0% |
| Data | Percent |
| China | 11.1% |
| Hong Kong | 9.1% |
| Iran | 6.5% |
| Romania | 3.5% |
| South Korea | 3.2% |