| Index | Brockville | Ontario | National |
| Average School Score | 68.0 | 67.5 | 66.1 |
| Total public schools | 18 | 7,342 | 17,366 |
| Index | Brockville | Ontario | National |
| No certificate, diploma or degree | 19.0% | 15.9% | 16.7% |
| High School certificate or equivalent | 81.1% | 84.1% | 83.3% |
| Apprenticeship or trades certificate | 49.8% | 56.9% | 56.8% |
| College or other non-university diploma | 43.4% | 51.1% | 47.4% |
| University certificate or below bachelor | 16.6% | 29.8% | 27.5% |
| Bachelor's degree | 15.4% | 27.9% | 25.1% |
| Above bachelor's degree | 4.7% | 9.1% | 8.1% |
| City | Population | Avg. School Score | National Avg. |
| Front of Yonge, ON | 2,752 | 80.7 | 22.0% |
| Elizabethtown-Kitley, ON | 10,437 | 73.1 | 10.5% |
| Prescott, ON | 4,630 | 61.8 | 6.6% |
| Athens, ON | 3,134 | 57.0 | 13.8% |
| Brockville, ON | 22,459 | 68.0 | 2.9% |
| City | Population | Avg. School Score | National Avg. |
| White Rock, BC | 22,468 | 62.7 | 5.2% |
| Scugog, ON | 22,436 | 67.4 | 1.9% |
| Wilmot, ON | 22,827 | 71.5 | 8.1% |
| Huntsville, ON | 22,073 | 57.6 | 12.9% |
| Uxbridge, ON | 22,892 | 72.8 | 10.1% |
| Brockville, ON | 22,459 | 68.0 | 2.9% |