| Statistic | Northglen | Oshawa | Ontario |
| Population | 4,687 | 176,009 | 14,804,681 |
| Population density (sq km) | 1,109 | 1,186 | 15 |
| Median age | 49.2 | 40.7 | 40.9 |
| Male/Female ratio | 1.0:1 | 1.0:1 | 1.0:1 |
| Married couples | 76% | 61% | 71% |
| Families w/ kids at home | 46% | 41% | 46% |
| Speak English only | 91.0% | 92.7% | 86.1% |
| Speak French only | 0.0% | 0.1% | 0.3% |
| Data | Percent |
| Black | 6.0% |
| Chinese | 3.6% |
| South Asian | 2.2% |
| Multiple Visible Minorities | 1.4% |
| Filipino | 1.3% |
| Data | Percent |
| United Kingdom | 3.6% |
| Jamaica | 1.3% |
| Philippines | 1.2% |
| China | 1.1% |
| Italy | 1.1% |