| Statistic | Lilly Lake | Peterborough | Ontario |
| Population | 71 | 89,500 | 14,804,681 |
| Population density (sq km) | 38 | 1,324 | 15 |
| Median age | 33.2 | 42.3 | 40.9 |
| Male/Female ratio | 0.4:1 | 1.1:1 | 1.0:1 |
| Married couples | 48% | 63% | 71% |
| Families w/ kids at home | 26% | 36% | 46% |
| Speak English only | 92.7% | 91.9% | 86.1% |
| Speak French only | 0.0% | 0.0% | 0.3% |
| Data | Percent |
| All Other Visible Minorities | 7.3% |
| Black | 4.9% |
| Latin American | 4.9% |
| Southeast Asian | 2.4% |
| Chinese | 1.2% |
| Data | Percent |
| India | 3.7% |
| Brazil | 2.4% |
| Mexico | 1.2% |
| Sri Lanka | 1.2% |
| Other Southeastern Asia | 1.2% |