| Statistic | Lock 19 | Peterborough | Ontario |
| Population | 67 | 89,500 | 14,804,681 |
| Population density (sq km) | 3,739 | 1,324 | 15 |
| Median age | 49.4 | 42.3 | 40.9 |
| Male/Female ratio | 2.2:1 | 1.1:1 | 1.0:1 |
| Married couples | 80% | 63% | 71% |
| Families w/ kids at home | 35% | 36% | 46% |
| Speak English only | 92.5% | 91.9% | 86.1% |
| Speak French only | 0.0% | 0.0% | 0.3% |
| Data | Percent |
| N/A | 0.0% |
| Data | Percent |
| United States | 3.0% |
| United Kingdom | 3.0% |
| N/A | 0.0% |
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