| Statistic | Stellarton | Nova Scotia | National |
| Population | 4,442 | 978,623 | 38,134,230 |
| Population density (sq km) | 498 | 18 | 4 |
| Median age | 43.7 | 44.8 | 40.9 |
| Male/Female ratio | 1.1:1 | 1.0:1 | 1.0:1 |
| Married couples | 64% | 67% | 66% |
| Families w/ kids at home | 37% | 36% | 43% |
| Speak English only | 94.4% | 89.1% | 68.8% |
| Speak French only | 0.0% | 0.1% | 4.5% |
| Data | Percent |
| Black | 2.0% |
| South Asian | 1.3% |
| Filipino | 0.8% |
| Chinese | 0.3% |
| Japanese | 0.0% |
| Data | Percent |
| United Kingdom | 0.6% |
| Philippines | 0.5% |
| Bangladesh | 0.3% |
| Netherlands | 0.3% |
| India | 0.1% |