| Statistic | Greendale | Saint John | New Brunswick |
| Population | 1,863 | 70,776 | 779,582 |
| Population density (sq km) | 1,635 | 225 | 11 |
| Median age | 44.1 | 42.7 | 45.7 |
| Male/Female ratio | 1.1:1 | 1.1:1 | 1.0:1 |
| Married couples | 64% | 61% | 66% |
| Families w/ kids at home | 36% | 34% | 37% |
| Speak English only | 84.8% | 85.7% | 57.5% |
| Speak French only | 0.0% | 0.2% | 7.9% |
| Data | Percent |
| Chinese | 3.0% |
| Black | 2.1% |
| Filipino | 0.1% |
| South Asian | 0.1% |
| Latin American | 0.1% |
| Data | Percent |
| China | 1.2% |
| United Kingdom | 0.7% |
| Other Caribbean And Bahamas | 0.2% |
| Congo, The Democratic Republic of The | 0.2% |
| Colombia | 0.1% |