| Index | Lanark Highlands | Ontario | National | 
| Average School Score | 49.7 | 67.5 | 66.1 | 
| Total public schools | 2 | 7,342 | 17,366 | 
| Index | Lanark Highlands | Ontario | National | 
| No certificate, diploma or degree | 18.0% | 15.9% | 16.7% | 
| High School certificate or equivalent | 82.3% | 84.1% | 83.3% | 
| Apprenticeship or trades certificate | 53.1% | 56.9% | 56.8% | 
| College or other non-university diploma | 43.7% | 51.1% | 47.4% | 
| University certificate or below bachelor | 17.1% | 29.8% | 27.5% | 
| Bachelor's degree | 15.2% | 27.9% | 25.1% | 
| Above bachelor's degree | 4.4% | 9.1% | 8.1% | 
| City | Population | Avg. School Score | National Avg. | 
| Mississippi Mills, ON | 14,064 | 74.1 | 12.0% | 
| Perth, ON | 6,328 | 63.4 | 4.2% | 
| Lanark Highlands, ON | 5,714 | 49.7 | 24.9% | 
| City | Population | Avg. School Score | National Avg. | 
| Redcliff, AB | 5,723 | 61.2 | 7.5% | 
| East Ferris, ON | 5,697 | 67.1 | 1.4% | 
| Ashfield-Colborne-Wawanosh, ON | 5,681 | 62.2 | 6.0% | 
| Algoma, Unorganized, North Part, ON | 5,761 | 53.0 | 19.9% | 
| Armstrong, BC | 5,660 | 56.9 | 14.0% | 
| Lanark Highlands, ON | 5,714 | 49.7 | 24.9% |