| Statistic | Dempsey | Milton | Ontario |
| Population | 11,669 | 142,128 | 14,804,681 |
| Population density (sq km) | 4,850 | 364 | 15 |
| Median age | 33.4 | 34.5 | 40.9 |
| Male/Female ratio | 1.0:1 | 1.0:1 | 1.0:1 |
| Married couples | 78% | 79% | 71% |
| Families w/ kids at home | 62% | 60% | 46% |
| Speak English only | 90.9% | 90.2% | 86.1% |
| Speak French only | 0.0% | 0.1% | 0.3% |
| Data | Percent |
| South Asian | 31.9% |
| Black | 8.8% |
| Filipino | 5.6% |
| Latin American | 4.9% |
| Arab | 2.6% |
| Data | Percent |
| India | 7.8% |
| Pakistan | 6.1% |
| Philippines | 4.3% |
| Jamaica | 2.5% |
| United Kingdom | 1.4% |