| Index | Saint-Colomban | Quebec | National |
| Average School Score | n/a | n/a | 66.1 |
| Total public schools | 3 | 2,551 | 17,366 |
| Index | Saint-Colomban | Quebec | National |
| No certificate, diploma or degree | 18.0% | 18.5% | 16.7% |
| High School certificate or equivalent | 82.0% | 81.6% | 83.3% |
| Apprenticeship or trades certificate | 60.1% | 59.6% | 56.8% |
| College or other non-university diploma | 35.6% | 43.4% | 47.4% |
| University certificate or below bachelor | 16.3% | 25.3% | 27.5% |
| Bachelor's degree | 13.3% | 22.2% | 25.1% |
| Above bachelor's degree | 3.1% | 7.8% | 8.1% |
| City | Population | Avg. School Score | National Avg. |
| Saint-Colomban, QC | 19,057 | n/a |
| City | Population | Avg. School Score | National Avg. |
| Port Alberni, BC | 19,018 | 58.5 | 11.6% |
| Port Colborne, ON | 19,317 | 66.2 | 0.0% |
| Middlesex Centre, ON | 19,332 | 73.1 | 10.5% |
| Midland, ON | 18,769 | 55.9 | 15.5% |
| Petawawa, ON | 18,660 | 70.0 | 5.9% |
| Saint-Colomban, QC | 19,057 | n/a |