| Statistic | Mont-Bleu | Gatineau | Quebec |
| Population | 21,224 | 293,695 | 8,565,732 |
| Population density (sq km) | 3,954 | 844 | 6 |
| Median age | 41.0 | 39.9 | 42.6 |
| Male/Female ratio | 1.1:1 | 1.0:1 | 1.0:1 |
| Married couples | 49% | 51% | 50% |
| Families w/ kids at home | 33% | 41% | 40% |
| Speak English only | 7.2% | 7.1% | 4.7% |
| Speak French only | 30.1% | 28.4% | 49.5% |
| Data | Percent |
| Black | 18.7% |
| Arab | 5.5% |
| Latin American | 3.8% |
| South Asian | 1.1% |
| Chinese | 0.8% |
| Data | Percent |
| Haiti | 1.9% |
| Other Western Africa | 1.9% |
| Congo, The Democratic Republic of The | 1.5% |
| Other Eastern Africa | 1.5% |
| Colombia | 1.4% |