| Statistic | Deer Creek | Ajax | Ontario |
| Population | 332 | 138,303 | 14,804,681 |
| Population density (sq km) | 60 | 1,972 | 15 |
| Median age | 41.9 | 37.4 | 40.9 |
| Male/Female ratio | 0.9:1 | 1.1:1 | 1.0:1 |
| Married couples | 81% | 73% | 71% |
| Families w/ kids at home | 57% | 56% | 46% |
| Speak English only | 88.3% | 90.7% | 86.1% |
| Speak French only | 0.3% | 0.1% | 0.3% |
| Data | Percent |
| South Asian | 16.9% |
| Chinese | 10.1% |
| West Asian | 8.1% |
| Black | 7.2% |
| Japanese | 2.9% |
| Data | Percent |
| India | 4.6% |
| China | 4.2% |
| Italy | 4.2% |
| Bangladesh | 3.6% |
| Afghanistan | 3.6% |