| Index | Wellesley | Ontario | National |
| Average School Score | 68.1 | 67.5 | 66.1 |
| Total public schools | 15 | 7,342 | 17,366 |
| Index | Wellesley | Ontario | National |
| No certificate, diploma or degree | 42.0% | 15.9% | 16.7% |
| High School certificate or equivalent | 57.9% | 84.1% | 83.3% |
| Apprenticeship or trades certificate | 36.7% | 56.9% | 56.8% |
| College or other non-university diploma | 30.7% | 51.1% | 47.4% |
| University certificate or below bachelor | 13.9% | 29.8% | 27.5% |
| Bachelor's degree | 13.1% | 27.9% | 25.1% |
| Above bachelor's degree | 3.7% | 9.1% | 8.1% |
| City | Population | Avg. School Score | National Avg. |
| Waterloo, ON | 118,234 | 73.3 | 10.9% |
| Woolwich, ON | 28,438 | 73.2 | 10.7% |
| North Perth, ON | 14,233 | 71.5 | 8.1% |
| Wilmot, ON | 22,827 | 71.5 | 8.1% |
| Stratford, ON | 34,224 | 70.7 | 6.8% |
| Wellesley, ON | 12,358 | 68.1 | 2.9% |
| City | Population | Avg. School Score | National Avg. |
| Terrace, BC | 12,342 | 60.0 | 9.3% |
| Sidney, BC | 12,386 | 62.3 | 5.8% |
| Summerland, BC | 12,400 | 64.1 | 3.1% |
| Brock, ON | 12,406 | 60.4 | 8.7% |
| Kincardine, ON | 12,522 | 60.7 | 8.3% |
| Wellesley, ON | 12,358 | 68.1 | 2.9% |