| Statistic | Grenville Park | Kingston | Ontario |
| Population | 1,764 | 132,155 | 14,804,681 |
| Population density (sq km) | 1,364 | 299 | 15 |
| Median age | 45.2 | 40.1 | 40.9 |
| Male/Female ratio | 1.3:1 | 1.0:1 | 1.0:1 |
| Married couples | 56% | 64% | 71% |
| Families w/ kids at home | 31% | 37% | 46% |
| Speak English only | 86.2% | 85.7% | 86.1% |
| Speak French only | 0.1% | 0.2% | 0.3% |
| Data | Percent |
| Black | 1.3% |
| Southeast Asian | 0.8% |
| Chinese | 0.2% |
| Korean | 0.1% |
| South Asian | 0.1% |
| Data | Percent |
| Other Southeastern Asia | 1.3% |
| United Kingdom | 0.9% |
| Germany | 0.8% |
| South Africa | 0.6% |
| Other Northern Europe | 0.4% |