| Index | Southwold | Ontario | National |
| Average School Score | 66.2 | 67.5 | 66.1 |
| Total public schools | 1 | 7,342 | 17,366 |
| Index | Southwold | Ontario | National |
| No certificate, diploma or degree | 16.0% | 15.9% | 16.7% |
| High School certificate or equivalent | 84.1% | 84.1% | 83.3% |
| Apprenticeship or trades certificate | 56.2% | 56.9% | 56.8% |
| College or other non-university diploma | 47.1% | 51.1% | 47.4% |
| University certificate or below bachelor | 15.0% | 29.8% | 27.5% |
| Bachelor's degree | 13.3% | 27.9% | 25.1% |
| Above bachelor's degree | 3.4% | 9.1% | 8.1% |
| City | Population | Avg. School Score | National Avg. |
| Central Elgin, ON | 13,549 | 66.0 | 0.2% |
| Strathroy-Caradoc, ON | 23,574 | 63.3 | 4.4% |
| St. Thomas, ON | 42,918 | 55.3 | 16.4% |
| Dutton/Dunwich, ON | 4,136 | 52.3 | 20.9% |
| Southwold, ON | 4,540 | 66.2 | 0.0% |
| City | Population | Avg. School Score | National Avg. |
| Port Hardy, BC | 4,586 | 52.9 | 20.0% |
| Carstairs, AB | 4,614 | 65.2 | 1.5% |
| Barrhead, AB | 4,616 | 60.4 | 8.7% |
| Prescott, ON | 4,630 | 61.8 | 6.6% |
| Smoky Lake County, AB | 4,636 | 52.0 | 21.3% |
| Southwold, ON | 4,540 | 66.2 | 0.0% |