| Statistic | Brooklin | Whitby | Ontario |
| Population | 23,230 | 142,607 | 14,804,681 |
| Population density (sq km) | 2,785 | 943 | 15 |
| Median age | 36.4 | 39.4 | 40.9 |
| Male/Female ratio | 1.0:1 | 1.0:1 | 1.0:1 |
| Married couples | 79% | 74% | 71% |
| Families w/ kids at home | 63% | 55% | 46% |
| Speak English only | 90.4% | 90.5% | 86.1% |
| Speak French only | 0.0% | 0.1% | 0.3% |
| Data | Percent |
| Black | 5.8% |
| South Asian | 5.0% |
| Chinese | 2.8% |
| Multiple Visible Minorities | 2.0% |
| Filipino | 1.7% |
| Data | Percent |
| United Kingdom | 2.6% |
| Philippines | 1.1% |
| Jamaica | 0.9% |
| India | 0.8% |
| China | 0.7% |