| Index | Grand Valley | Grand Valley | Ontario |
| Average School Score | 48.0 | 48.0 | 67.5 |
| Total public schools | 1 | 1 | 7,342 |
| Index | Grand Valley | Grand Valley | Ontario |
| No certificate, diploma or degree | 19.0% | 20.0% | 15.9% |
| High School certificate or equivalent | 80.9% | 80.1% | 84.1% |
| Apprenticeship or trades certificate | 46.2% | 45.7% | 56.9% |
| College or other non-university diploma | 36.7% | 36.1% | 51.1% |
| University certificate or below bachelor | 14.2% | 13.0% | 29.8% |
| Bachelor's degree | 11.7% | 10.8% | 27.9% |
| Above bachelor's degree | 2.3% | 2.4% | 9.1% |
| City | Population | Avg. School Score | National Avg. |
| Centre Wellington, ON | 30,896 | 70.0 | 5.8% |
| East Garafraxa, ON | 2,711 | 68.8 | 4.1% |
| Erin, ON | 12,607 | 66.3 | 0.3% |
| Orangeville, ON | 32,668 | 65.8 | 0.6% |
| Southgate, ON | 7,828 | 65.7 | 0.7% |
| Grand Valley, ON | 3,347 | 48.0 | 27.4% |
| City | Population | Avg. School Score | National Avg. |
| Three Hills, AB | 3,327 | 66.1 | 0.1% |
| Adelaide-Metcalfe, ON | 3,322 | 73.2 | 10.6% |
| Merrickville-Wolford, ON | 3,315 | 75.5 | 14.1% |
| Marathon, ON | 3,386 | 62.6 | 5.4% |
| Gibbons, AB | 3,425 | 66.4 | 0.3% |
| Grand Valley, ON | 3,347 | 48.0 | 27.4% |