| Statistic | Mechanicsville | Ottawa | Ontario |
| Population | 2,515 | 1,058,126 | 14,804,681 |
| Population density (sq km) | 5,175 | 365 | 15 |
| Median age | 36.3 | 39.2 | 40.9 |
| Male/Female ratio | 1.1:1 | 1.0:1 | 1.0:1 |
| Married couples | 45% | 70% | 71% |
| Families w/ kids at home | 17% | 45% | 46% |
| Speak English only | 59.2% | 59.3% | 86.1% |
| Speak French only | 1.3% | 1.4% | 0.3% |
| Data | Percent |
| Black | 15.9% |
| South Asian | 5.8% |
| Chinese | 3.9% |
| Arab | 1.9% |
| Filipino | 1.5% |
| Data | Percent |
| China | 2.1% |
| India | 1.5% |
| Philippines | 1.3% |
| Haiti | 1.3% |
| Morocco | 1.1% |