| Statistic | Colchester, Subd. A | Nova Scotia | National |
| Population | 3,499 | 978,623 | 38,134,230 |
| Population density (sq km) | 4 | 18 | 4 |
| Median age | 49.6 | 44.8 | 40.9 |
| Male/Female ratio | 1.0:1 | 1.0:1 | 1.0:1 |
| Married couples | 70% | 67% | 66% |
| Families w/ kids at home | 33% | 36% | 43% |
| Speak English only | 96.3% | 89.1% | 68.8% |
| Speak French only | 0.0% | 0.1% | 4.5% |
| Data | Percent |
| Black | 0.7% |
| Japanese | 0.3% |
| N/A | 0.0% |
| Data | Percent |
| United States | 1.6% |
| United Kingdom | 1.6% |
| Netherlands | 0.6% |
| Jamaica | 0.3% |
| Other Caribbean And Bahamas | 0.2% |