| Statistic | Northwood | Thunder Bay | Ontario |
| Population | 14,017 | 111,499 | 14,804,681 |
| Population density (sq km) | 2,027 | 334 | 15 |
| Median age | 47.4 | 44.3 | 40.9 |
| Male/Female ratio | 1.1:1 | 1.0:1 | 1.0:1 |
| Married couples | 69% | 64% | 71% |
| Families w/ kids at home | 36% | 38% | 46% |
| Speak English only | 93.4% | 91.6% | 86.1% |
| Speak French only | 0.1% | 0.1% | 0.3% |
| Data | Percent |
| Chinese | 1.5% |
| South Asian | 1.1% |
| Black | 0.9% |
| Southeast Asian | 0.8% |
| Latin American | 0.6% |
| Data | Percent |
| Italy | 2.1% |
| United Kingdom | 1.2% |
| Poland | 0.7% |
| Germany | 0.7% |
| China | 0.6% |