| Statistic | Castle Heights | Ottawa | Ontario | 
| Population | 2,854 | 1,058,126 | 14,804,681 | 
| Population density (sq km) | 4,203 | 365 | 15 | 
| Median age | 49.4 | 39.2 | 40.9 | 
| Male/Female ratio | 1.1:1 | 1.0:1 | 1.0:1 | 
| Married couples | 57% | 70% | 71% | 
| Families w/ kids at home | 36% | 45% | 46% | 
| Speak English only | 44.4% | 59.3% | 86.1% | 
| Speak French only | 4.5% | 1.4% | 0.3% | 
| Data | Percent | 
| Black | 12.5% | 
| Arab | 8.2% | 
| South Asian | 3.6% | 
| Latin American | 2.3% | 
| Southeast Asian | 1.8% | 
| Data | Percent | 
| Lebanon | 4.8% | 
| Other Eastern Africa | 2.4% | 
| Haiti | 2.3% | 
| Congo, The Democratic Republic of The | 2.1% | 
| Philippines | 1.4% |