| Statistic | Sandwich South | Windsor | Ontario |
| Population | 697 | 230,583 | 14,804,681 |
| Population density (sq km) | 22 | 1,548 | 15 |
| Median age | 47.3 | 40.7 | 40.9 |
| Male/Female ratio | 0.8:1 | 1.0:1 | 1.0:1 |
| Married couples | 82% | 65% | 71% |
| Families w/ kids at home | 42% | 41% | 46% |
| Speak English only | 89.6% | 88.5% | 86.1% |
| Speak French only | 0.2% | 0.2% | 0.3% |
| Data | Percent |
| Arab | 5.9% |
| South Asian | 5.3% |
| N/A | 0.0% |
| Data | Percent |
| Italy | 6.4% |
| Romania | 4.0% |
| India | 2.3% |
| Hungary | 2.3% |
| Other Southern Europe | 2.1% |